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Since May 2025, MeteoSwiss has been gradually making its data accessible as Open Government Data (OGD). The available data can be obtained as files via the channels listed below.

As soon as we can estimate a date from which further data will be available, we will announce it below.

We are also working to enable access to certain data through individual API queries. However, this option will not be available before the second quarter of 2026.

Ground-based measurements

DATASET / CONTENTDOWNLOADSTAC BROWSERSTAC API
Automatic weather stationsFileCollectionCollection
Temperature, precipitation, wind, sunshine, humidity, radiation and pressure – every 10 minutes, hourly, daily, monthly and yearly
Documentation
Automatic precipitation stationsFileCollectionCollection
Precipitation – every 10 minutes, hourly, daily, monthly and yearly
Documentation
Automatic tower stationsFileCollectionCollection
Temperature, wind, sunshine, humidity and radiation – every 10 minutes, hourly, daily, monthly and yearly
Documentation
Manual precipitation stationsFileCollection Collection 
Precipitation and snow – daily, monthly and yearly
Documentation
Totaliser precipitation stationsFileCollectionCollection
Precipitation – yearly
Documentation
Pollen stationsFileCollectionCollection
Pollen concentration – hourly and daily
Documentation
Meteorological visual observationsFileCollectionCollection
Visibility, current and past weather, ground conditions and clouds – between two and eight times per day, monthly and yearly
Documentation
Phenological observationsFileCollectionCollection
Phenophases of 26 plant species – yearly
Documentation

 

Atmosphere measurements

DATASET / CONTENTDOWNLOADSTAC BROWSERSTAC API
Radio soundings Q2-2026Q2-2026
Documentation

Climate data

DATASET / CONTENTDOWNLOADSTAC BROWSERSTAC API
Climate stations – Homogeneous data seriesFileCollectionCollection
Temperature, precipitation, wind, sunshine, humidity, radiation and pressure – daily, monthly and yearly
Documentation
Climate precipitation stations – Homogeneous data seriesFileCollectionCollection
Precipitation – monthly and yearly
Documentation
Spatial climate analyses - Precipitation, Temperature, Sunshine CollectionCollection
Preliminary and final analyses of precipitation;  mean, minimum and maximum temperature; relative sunshine duration; anomalies to the 1991-2020 norm values of precipitation, temperature and sunshine – with 1 km grid size – daily, monthly and yearly
Documentation
Spatial climate analyses - Radiation, Clouds CollectionCollection
Solar radiation, albedo, surface downward and upward longwave radiation, net radiation and entire surface radiation budget; cloud fractional cover, cloud top temperature and cloud top height – with ~2.2 km grid size – hourly, daily, monthly and yearly
Documentation
Spatial climate analyses - Hail CollectionCollection
Maximum hailstone size and number of hail days (total, with hail >2cm and with hail >4cm) – with 1 km grid size – monthly and yearly
Documentation
Climate normalsFile  
Long-term averages of temperature, precipitation and sunshine for normal periods 1961-1990 and 1991-2020 – monthly and yearly
Documentation
Spatial climate normals CollectionCollection
Long-term averages of temperature, precipitation and sunshine for normal periods 1961-1990 and 1991-2020 with 1 km grid size; of radiation and clouds for average period 2004-2020 with ~2 km grid size – monthly and yearly
Documentation
Climate scenarios CH2025 - DAILY-LOCAL CollectionCollection
30-year daily time series at the local scale for several variables at individual Swiss stations
Documentation
Climate scenarios CH2025 - DAILY-GRIDDED CollectionCollection
30-year daily time series at the local scale for several variables on a regular 1 km grid covering the area of Switzerland
Documentation

Radar data

DATASET / CONTENTDOWNLOADSTAC BROWSERSTAC API
Precipitation radar products CollectionCollection
Precipitation – updated every 5, 10 and 60 minutes, available for the last 14 days
Documentation
Hail radar products CollectionCollection
Hail – updated every 5 minutes and every day, available for the last 14 days
Documentation
Reflectivity-based radar products Q2-2026Q2-2026
Documentation

 

Forecast data

DATASET / CONTENTDOWNLOADSTAC BROWSERSTAC API
Short-term forecast dataOn request  
Forecast of temperature and precipitation with 1 km grid size for the next few minutes up to a maximum of 6 hours ahead – calculated every 5-10 minutes, available for the last 6 hours
Documentation
Numerical weather forecasting model ICON-CH1-EPS CollectionCollection
Forecast of temperature, humidity, precipitation, wind, pressure, geopotential, evaporation and radiation with 1 km grid size for the next 33 hours – updated every 3 hours, available for the last 24 hours
Documentation
Numerical weather forecasting model ICON-CH2-EPS CollectionCollection
Forecast of temperature, humidity, precipitation, wind, pressure, geopotential, evaporation and radiation with 2.1 km grid size for the next 120 hours – updated every 6 hours, available for the last 24 hours
Documentation
Local forecast data CollectionCollection
Point forecast of temperature, precipitation, wind, cloud cover, sunshine, radiation and weather symbol classification for approximately 6000 locations for the next 216 hours – updated every 60 minutes, available for the last 48 hours
Documentation

 

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