# Datasets

56 dataset records · Page 1 of 2 · 40 returned

Publisher: Hong Kong Observatory (568222e3\-81c2\-49d8\-83a7\-f9a2fdacc52f)
Category: Climate and Weather (climate\-and\-weather)

[HTML](/datasets/?publisher=568222e3-81c2-49d8-83a7-f9a2fdacc52f&category=climate-and-weather) · [JSON](/datasets/index.json?publisher=568222e3-81c2-49d8-83a7-f9a2fdacc52f&category=climate-and-weather) · [Clear all](/datasets/index.md)

Snapshot reference: 2026\-10\-22T22:30:57\.106Z

Query fields: `q` (up to 200 characters and 8 terms), `publisher` (source ID), `category` (source ID), `page` (1–250; 40 records per page). Criteria combine with AND. No criteria means all datasets. Reset page when changing criteria. Get valid IDs from the linked paths in the [publisher directory](/publishers/index.md) and [category directory](/categories/index.md); use IDs, not names. [Keyword query example](/datasets/index.md?q=weather).

## [9\-day weather forecast](/datasets/hk-hko-rss-9-day-weather-forecast.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: RSS, JSON · 6 resource links

Provide 9\-day weather forecast of Hong Kong

[HTML](/datasets/hk-hko-rss-9-day-weather-forecast/) · [JSON](/datasets/hk-hko-rss-9-day-weather-forecast.json)

## [Current weather report](/datasets/hk-hko-rss-current-weather-report.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: JSON, RSS, API · 7 resource links

Provide current weather report of Hong Kong\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-current-weather-report/) · [JSON](/datasets/hk-hko-rss-current-weather-report.json)

## [Daily global solar radiation](/datasets/hk-hko-rss-daily-global-solar-radiation.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API, CSV · 5 resource links

Data on daily global solar radiation \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-global-solar-radiation/) · [JSON](/datasets/hk-hko-rss-daily-global-solar-radiation.json)

## [Daily grass minimum temperature](/datasets/hk-hko-rss-daily-grass-min-temp.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 3 resource links

Data on daily grass minimum temperature \(Please visit the reference link for other climate information\)

[HTML](/datasets/hk-hko-rss-daily-grass-min-temp/) · [JSON](/datasets/hk-hko-rss-daily-grass-min-temp.json)

## [Daily maximum and mean Hong Kong Heat Index](/datasets/hk-hko-rss-daily-maximum-mean-heat-index.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 5 resource links

Data on daily maximum and mean Hong Kong Heat Index \(Please visit the reference link for other climate information\)

[HTML](/datasets/hk-hko-rss-daily-maximum-mean-heat-index/) · [JSON](/datasets/hk-hko-rss-daily-maximum-mean-heat-index.json)

## [Daily maximum and mean UV indices](/datasets/hk-hko-rss-daily-maximum-mean-uv-index.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 5 resource links

Data on daily maximum and mean UV indices \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-maximum-mean-uv-index/) · [JSON](/datasets/hk-hko-rss-daily-maximum-mean-uv-index.json)

## [Daily maximum, mean and minimum temperatures](/datasets/hk-hko-rss-daily-temperature-info-hko.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 229 resource links

Data on daily maximum, mean and minimum temperatures \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-temperature-info-hko/) · [JSON](/datasets/hk-hko-rss-daily-temperature-info-hko.json)

## [Daily mean amount of cloud](/datasets/hk-hko-rss-daily-mean-amount-of-cloud.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 3 resource links

Data on daily mean amount of cloud \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-mean-amount-of-cloud/) · [JSON](/datasets/hk-hko-rss-daily-mean-amount-of-cloud.json)

## [Daily mean dew point temperature](/datasets/hk-hko-rss-daily-mean-dew-point.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 49 resource links

Data on daily mean dew point temperature \(Please visit the reference link for other climate information\)

[HTML](/datasets/hk-hko-rss-daily-mean-dew-point/) · [JSON](/datasets/hk-hko-rss-daily-mean-dew-point.json)

## [Daily mean pressure](/datasets/hk-hko-rss-daily-mean-pressure.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 25 resource links

Data on daily mean pressure \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-mean-pressure/) · [JSON](/datasets/hk-hko-rss-daily-mean-pressure.json)

## [Daily mean relative humidity](/datasets/hk-hko-rss-daily-mean-relative-humidity.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 49 resource links

Data on daily mean relative humidity \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-mean-relative-humidity/) · [JSON](/datasets/hk-hko-rss-daily-mean-relative-humidity.json)

## [Daily mean sea temperature](/datasets/hk-hko-rss-daily-mean-sea-temp.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 3 resource links

Data on daily mean sea temperature \(Please visit the reference link for other climate information\)

[HTML](/datasets/hk-hko-rss-daily-mean-sea-temp/) · [JSON](/datasets/hk-hko-rss-daily-mean-sea-temp.json)

## [Daily mean wet bulb temperature](/datasets/hk-hko-rss-daily-mean-wet-bulb.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 11 resource links

Data on daily mean wet bulb temperature \(Please visit the reference link for other climate information\)

[HTML](/datasets/hk-hko-rss-daily-mean-wet-bulb/) · [JSON](/datasets/hk-hko-rss-daily-mean-wet-bulb.json)

## [Daily mean wind speed](/datasets/hk-hko-rss-daily-mean-wind-speed.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 59 resource links

Data on daily mean wind speed \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-mean-wind-speed/) · [JSON](/datasets/hk-hko-rss-daily-mean-wind-speed.json)

## [Daily number of hours of reduced visibility](/datasets/hk-hko-rss-daily-number-of-hours-of-reduced-visibility.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API, CSV · 3 resource links

Data on daily number of hours of reduced visibility \(Please visit the reference link for other climate information\)

[HTML](/datasets/hk-hko-rss-daily-number-of-hours-of-reduced-visibility/) · [JSON](/datasets/hk-hko-rss-daily-number-of-hours-of-reduced-visibility.json)

## [Daily prevailing wind direction](/datasets/hk-hko-rss-daily-prevailing-wind-direction.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 59 resource links

Data on daily prevailing wind direction \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-prevailing-wind-direction/) · [JSON](/datasets/hk-hko-rss-daily-prevailing-wind-direction.json)

## [Daily total bright sunshine \(hours\)](/datasets/hk-hko-rss-daily-total-bright-sunshine.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API, CSV · 3 resource links

Data on daily total bright sunshine \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-total-bright-sunshine/) · [JSON](/datasets/hk-hko-rss-daily-total-bright-sunshine.json)

## [Daily total cloud\-to\-cloud lightning count over Hong Kong territory](/datasets/hk-hko-rss-daily-cloud-to-cloud-lightning-count.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 3 resource links

Data on daily total cloud\-to\-cloud lightning count over Hong Kong territory \(Please visit the reference link for other climate information\)

[HTML](/datasets/hk-hko-rss-daily-cloud-to-cloud-lightning-count/) · [JSON](/datasets/hk-hko-rss-daily-cloud-to-cloud-lightning-count.json)

## [Daily total cloud\-to\-ground lightning count over Hong Kong territory](/datasets/hk-hko-rss-daily-cloud-to-ground-lightning-count.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API, CSV · 3 resource links

Data on daily total cloud\-to\-ground lightning count over Hong Kong territory \(Please visit the reference link for other climate information\)

[HTML](/datasets/hk-hko-rss-daily-cloud-to-ground-lightning-count/) · [JSON](/datasets/hk-hko-rss-daily-cloud-to-ground-lightning-count.json)

## [Daily total evaporation](/datasets/hk-hko-rss-daily-total-evaporation.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API, CSV · 3 resource links

Data on daily total evaporation \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-total-evaporation/) · [JSON](/datasets/hk-hko-rss-daily-total-evaporation.json)

## [Daily total rainfall](/datasets/hk-hko-rss-daily-total-rainfall.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 51 resource links

Data on daily total rainfall \(Please visit the reference link for other climate information\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-daily-total-rainfall/) · [JSON](/datasets/hk-hko-rss-daily-total-rainfall.json)

## [Gregorian\-Lunar calendar conversion table](/datasets/hk-hko-rss-gregorian-lunar-calendar-conversion-table.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, JSON · 7 resource links

Convert Gregorian date to Lunar date \(in Chinese only\)

[HTML](/datasets/hk-hko-rss-gregorian-lunar-calendar-conversion-table/) · [JSON](/datasets/hk-hko-rss-gregorian-lunar-calendar-conversion-table.json)

## [Gridded rainfall nowcast in Hong Kong](/datasets/hk-hko-rss-gridded-rainfall-nowcast-in-hong-kong.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API, CSV · 4 resource links

Provide half\-hourly gridded rainfall nowcast data in Hong Kong up to the next two hours\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-gridded-rainfall-nowcast-in-hong-kong/) · [JSON](/datasets/hk-hko-rss-gridded-rainfall-nowcast-in-hong-kong.json)

## [Hong Kong Heat Index](/datasets/hk-hko-rss-hong-kong-heat-index.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API, CSV · 4 resource links

Provide the 10 most recent 10\-minute mean Hong Kong Heat Index \(the data provided is provisional\)

[HTML](/datasets/hk-hko-rss-hong-kong-heat-index/) · [JSON](/datasets/hk-hko-rss-hong-kong-heat-index.json)

## [Hong Kong Observatory
resource centre](/datasets/hk-hko-rss-hong-kong-observatory-resource-centre.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API · 1 resource links

Provide information on Hong Kong Observatory resource centre\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-hong-kong-observatory-resource-centre/) · [JSON](/datasets/hk-hko-rss-hong-kong-observatory-resource-centre.json)

## [Latest 15\-minute mean UV index from 7:00 a\.m\. to 6:00 p\.m\. Hong Kong time](/datasets/hk-hko-rss-latest-fifteen-minute-mean-uv-index.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 4 resource links

Provide the latest 15\-minute mean UV index from 7:00 a\.m\. to 6:00 p\.m\. Hong Kong time\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-latest-fifteen-minute-mean-uv-index/) · [JSON](/datasets/hk-hko-rss-latest-fifteen-minute-mean-uv-index.json)

## [Latest tidal information](/datasets/hk-hko-rss-latest-tidal-info.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 4 resource links

Provide latest tidal information\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-latest-tidal-info/) · [JSON](/datasets/hk-hko-rss-latest-tidal-info.json)

## [Lightning count over Hong Kong territory in the past hour](/datasets/hk-hko-rss-cloud-ground-lightning-count-past-hour.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 4 resource links

Provide cloud\-to\-ground and cloud\-to\-cloud lightning count over Hong Kong territory in the past hour \(the data provided is provisional\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-cloud-ground-lightning-count-past-hour/) · [JSON](/datasets/hk-hko-rss-cloud-ground-lightning-count-past-hour.json)

## [Local weather forecast](/datasets/hk-hko-rss-local-weather-forecast.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: RSS, JSON · 6 resource links

Provide local weather forecast for today and/or tomorrow

[HTML](/datasets/hk-hko-rss-local-weather-forecast/) · [JSON](/datasets/hk-hko-rss-local-weather-forecast.json)

## [Locally felt earth tremor report](/datasets/hk-hko-rss-locally-felt-earth-tremor-report.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: JSON, RSS, API · 7 resource links

Provide reports on earth tremors felt in Hong Kong\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-locally-felt-earth-tremor-report/) · [JSON](/datasets/hk-hko-rss-locally-felt-earth-tremor-report.json)

## [Monthly total potential evapotranspiration](/datasets/hk-hko-rss-monthly-total-potential-evapotranspiration.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API, CSV · 3 resource links

Data on monthly total potential evapotranspiration

[HTML](/datasets/hk-hko-rss-monthly-total-potential-evapotranspiration/) · [JSON](/datasets/hk-hko-rss-monthly-total-potential-evapotranspiration.json)

## [Network of Weather Stations in Hong Kong](/datasets/hk-hko-rss-network-of-weather-stations-in-hong-kong.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API · 1 resource links

Provide information on the network of weather stations in Hong Kong\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-network-of-weather-stations-in-hong-kong/) · [JSON](/datasets/hk-hko-rss-network-of-weather-stations-in-hong-kong.json)

## [Predicted tidal information \(Hourly heights of astronomical tides\)](/datasets/hk-hko-rss-hourly-heights-of-tides.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 379 resource links

Provide predicted tidal information \(Hourly heights of astronomical tides\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-hourly-heights-of-tides/) · [JSON](/datasets/hk-hko-rss-hourly-heights-of-tides.json)

## [Predicted tidal information \(Times and heights of astronomical high and low tides\)](/datasets/hk-hko-rss-times-and-heights-of-high-and-low-tides.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 379 resource links

Provide predicted tidal information \(Times and heights of astronomical high and low tides\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-times-and-heights-of-high-and-low-tides/) · [JSON](/datasets/hk-hko-rss-times-and-heights-of-high-and-low-tides.json)

## [Quick earthquake messages](/datasets/hk-hko-rss-quick-earthquake-messages.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: JSON, RSS, API · 7 resource links

Provide information on earthquakes of magnitude 6\.0 or above worldwide, as analyzed by the Hong Kong Observatory\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-quick-earthquake-messages/) · [JSON](/datasets/hk-hko-rss-quick-earthquake-messages.json)

## [Rainfall in the past hour from Automatic Weather Station](/datasets/hk-hko-rss-rainfall-in-the-past-hour.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: JSON, API · 4 resource links

This dataset provides rainfall amount measured at automatic weather station during the 1\-hour period ending at the observation time\. The multiple file formats are available for datasets download in API\. Please note the following in using this dataset: \(i\) The rainfall data in this dataset is originated from automatic weather stations\. In particular, the source of rainfall data of automatic weathe…

[HTML](/datasets/hk-hko-rss-rainfall-in-the-past-hour/) · [JSON](/datasets/hk-hko-rss-rainfall-in-the-past-hour.json)

## [Regional weather in Hong Kong \- past 24\-hour temperature difference](/datasets/hk-hko-rss-regional-weather-past-24-hour-temperature-difference.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 4 resource links

Provide regional weather in Hong Kong \- past 24\-hour temperature difference \(the data provided is provisional\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-regional-weather-past-24-hour-temperature-difference/) · [JSON](/datasets/hk-hko-rss-regional-weather-past-24-hour-temperature-difference.json)

## [Regional weather in Hong Kong – the latest 1\-minute global solar radiation and direct solar radiation and diffuse radiation](/datasets/hk-hko-rss-latest-one-minute-solar-radiation-info.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API, CSV · 4 resource links

Provide regional weather in Hong Kong \- the latest 1\-minute global solar radiation and direct solar radiation and diffuse radiation \(the data provided is provisional\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-latest-one-minute-solar-radiation-info/) · [JSON](/datasets/hk-hko-rss-latest-one-minute-solar-radiation-info.json)

## [Regional weather in Hong Kong – the latest 1\-minute mean air temperature](/datasets/hk-hko-rss-latest-one-minute-mean-air-temp.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: CSV, API · 4 resource links

Provide regional weather in Hong Kong \- the latest 1\-minute mean air temperature \(the data provided is provisional\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-latest-one-minute-mean-air-temp/) · [JSON](/datasets/hk-hko-rss-latest-one-minute-mean-air-temp.json)

## [Regional weather in Hong Kong – the latest 1\-minute mean grass temperature from 5:00 p\.m\. to 8:00 a\.m\. the following date Hong Kong time](/datasets/hk-hko-rss-latest-one-minute-mean-grass-temp.md)

Publisher: Hong Kong Observatory
Categories: Climate and Weather
Formats: API, CSV · 4 resource links

Provide regional weather in Hong Kong \- the latest 1\-minute mean grass temperature from 5:00 p\.m\. to 8:00 a\.m\. the following date Hong Kong time \(the data provided is provisional\)\. The multiple file formats are available for datasets download in API\.

[HTML](/datasets/hk-hko-rss-latest-one-minute-mean-grass-temp/) · [JSON](/datasets/hk-hko-rss-latest-one-minute-mean-grass-temp.json)

[Next page](/datasets/index.md?publisher=568222e3-81c2-49d8-83a7-f9a2fdacc52f&category=climate-and-weather&page=2)

Resource links and contents have not been verified here.