There are numerous systematic recordings of the weather in the past in Switzerland. Very few of them are of modern scientific interest. With the invention in the 17th century of measuring instruments like the thermometer and the barometer, the comparison of measurements became possible. Meteorology as a precise science was born.

1823
Installation of an observation network with twelve stations by the Swiss Nature Research Society (SNRS). It was unsuccessful but was continued on a private or cantonal level

1860
The SNRS decides to set up a national observation network with financial support from the government

1st December 1863
Observations commence at 88 stations

1879
Issue of daily weather forecasts

1880
Federal Council decides to found the Central Meteorological Institute

1881
Central Meteorological Institute begins to operate

1882
Inauguration of the observatory on the Säntis

1929
Regional Office for aviation meteorology (Flugwetterzentrale) is opened

1935
Regional Office in Locarno-Monti (Osservatorio Ticinese) is launched

1941
Opening of the Regional Office in Payerne (Station Aérologique)

1949
Central Meteorological Institute moves to a new building on the Krähbühlstrasse in Zurich

1979
Change of name to Swiss Meteorological Institute (SMI)

1996
Introduction of extended services and the new name SMI-MeteoSwiss