New questions are continually being asked around the topics of weather and climate. Will there be heavy thunderstorms at the weekend? How hot was the previous year? How many days did the snow cover last in the previous year? How is Switzerland affected by climate change?
MeteoSwiss provides the answers in the form of free data about the weather and climate, as well as tailored advice on request.
MeteoSwiss provides a wide range of weather and climate-related services. On behalf of the federal government, data are collected, analysed, and used in reports. Much of this information is available free of charge on the MeteoSwiss website.
From May 2025, MeteoSwiss data will gradually be accessible free of charge and machine-readable as Open Government Data (OGD).
For individuals, institutions and enterprises data is freely accessible on Open Government Data. [interner Link Open Data] These products range from data collected by ground-based stations, weather radars and satellites, spatial climate data to weather forecasts.
Specific questions about the products can be sent to the MeteoSwiss experts using the contact form.
Not all weather and climate-related questions can be answered with the data that are provided free of charge. The experts at MeteoSwiss are therefore happy to provide individuals with tailored advice on our products. Please use the contact form or the telephone below for this purpose:
| Telephone | +41 58 460 99 99 |
| Availability | Monday to Friday, 8:00–11:30 a.m. |
The meteorology and climatology experts at MeteoSwiss are on hand to provide you with weather and climate information in German, French and Italian. You can contact us using our premium-rate 0900 telephone numbers.
Premium-rate numbers (CHF 2.90/min from a landline)
| Services | Telephone number | Availability |
| Weather forecast | 0900 162 333 | 24h/day |
| Past weather | 0900 162 403 | 24h/day |
| Personal aviation weather advice | 0900 162 737 | 24h/day |
Obtaining weather or climate information and advice is useful for those who:
Typical questions about weather forecasts and past weather include: