MeteoSwiss Open Data (SwissMetNet stations, radar, climate, forecasts)

MeteoSwiss Open Data (SwissMetNet stations, radar, climate, forecasts)

MeteoSwiss serves its 'Open Data' — SwissMetNet station measurements, radar, climate and forecast products — as files through a STAC catalogue. The STAC collection for station measurements says: "SwissMetNet, the automatic monitoring network of MeteoSwiss, comprises 158 automatic monitoring stations."

Coverage

Five open-data categories (ground-based measurements, atmosphere measurements, climate data, radar data, forecast data), with station measurements in 10-minute, hourly, daily, monthly and yearly resolutions. MeteoSwiss says it "is also working to enable access to certain data through individual API queries", but "this option will not be available before end of 2026" (file/STAC access works now). Update cadence: varies by collection; Not stated as one figure.

Verdict

Swiss weather station measurements (10-minute to yearly), plus radar, climate and forecast data, as files via a STAC catalogue. Licensed CC BY 4.0: the terms of use page says "The 'Open Data' of MeteoSwiss are published accordingly under the Creative Commons Licence CC BY 4.0 ." Cite the source when reusing: "The 'Open Data' from MeteoSwiss may be used without restriction; the source must be cited when reproducing or redistributing (\" Source: MeteoSwiss \")." WARNING: the terms prohibit "excessive use in terms of access frequency or data volume" (in particular high-frequency downloading of the same content), which may result in restricted or blocked access. A per-query API "will not be available before end of 2026"; downloads and the STAC catalogue work now. Rate limits otherwise Not stated. Signal Lab links only.