Monthly Climate
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Switzerland

Across 4 destinations in Switzerland, the warmest is Basel at 25 °C in Jul, the coolest is Bern at 22 °C, and annual rainfall ranges from 1,126 mm in Bern to 1,385 mm in Geneva. Figures are 1991–2020 climate normals.

4 destinations with full climate records · 295 awaiting data

The rangeHow much Switzerland varies

The 4 destinations we cover in Switzerland differ by less than 3 °C at the peak of the year, so the choice between them is not really a choice about heat.

DestinationsThe year in each of the largest

Basel
  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D
Bern
  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D
Geneva
  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D
Zürich
  1. J
  2. F
  3. M
  4. A
  5. M
  6. J
  7. J
  8. A
  9. S
  10. O
  11. N
  12. D

All of themEvery destination with a full record

Destination Warmest month Peak avg high Annual rainfall
Zürich Jul 23 °C 1,379 mm
Geneva Jul 24 °C 1,385 mm
Basel Jul 25 °C 1,181 mm
Bern Jul 22 °C 1,126 mm

Awaiting climate data

These destinations are in our database but do not yet have complete 30-year records, so they have no page yet.

… and 175 more.

Data sources and method

Normal period
1991–2020
Dataset version
era5-1991-2020-scores1.1
Last processed

Measured values come from ERA5 reanalysis and are reproduced unchanged. Calculated by us: warmest month, annual rainfall total. Full formulas are on the methodology page.

Contains modified Copernicus Climate Change Service information 2026. Neither the European Commission nor ECMWF is responsible for any use that may be made of the Copernicus information or data it contains.