City, Switzerland
Geneva weather by month and the best time to visit
When to go to Geneva
Jun–Sep is warm for lake swimming at the bains; Dec has Christmas markets and the Escalade festival. Winter is grey, and the cold bise wind blows in spring.
Geneva weather by month
Average daily high, rainfall and conditions.
- Jan5°98 mm
- Feb6°73 mm
- Mar11°90 mm
- Apr16°75 mm
- May20°111 mm
- Jun24°100 mm
- Jul27°93 mm
- Aug26°99 mm
- Sep22°76 mm
- Oct18°91 mm
- Nov11°96 mm
- Dec6°106 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 5°C42°F | -1°C30°F | 98 mm | 84% | Cold |
| February | 6°C44°F | -1°C30°F | 73 mm | 82% | Cold |
| March | 11°C52°F | 3°C37°F | 90 mm | 80% | Cool |
| April | 16°C61°F | 7°C44°F | 75 mm | 76% | Cool |
| May | 20°C67°F | 10°C51°F | 111 mm | 77% | Pleasant |
| June | 24°C75°F | 15°C59°F | 100 mm | 74% | Pleasant |
| July | 27°C80°F | 17°C62°F | 93 mm | 68% | Pleasant |
| August | 26°C79°F | 16°C61°F | 99 mm | 68% | Pleasant |
| September | 22°C72°F | 12°C54°F | 76 mm | 72% | Pleasant |
| October | 18°C64°F | 8°C47°F | 91 mm | 77% | Cool |
| November | 11°C52°F | 4°C38°F | 96 mm | 83% | Cold |
| December | 6°C44°F | 0°C32°F | 106 mm | 82% | Cold |
Best months across Switzerland
| Place | Best months | Warmest month |
|---|---|---|
| Zurich | May–Sep | Jul (24°C) |
| Geneva | May–Sep | Jul (27°C) |
| Lucerne | May–Sep | Jul (24°C) |
| Interlaken | Jun–Sep | Jul (25°C) |
| Zermatt | Jan–Mar, Jul–Sep | Jul (19°C) |
| Bern | May–Sep | Jul (24°C) |
| Basel | May–Sep | Jul (25°C) |
| Lausanne | May–Sep | Jul (26°C) |
| Lugano | Apr–Jun, Sep–Oct | Jul (28°C) |
| Grindelwald | Jan–Feb, Jun–Sep | Jul (22°C) |
| St. Moritz | Jan–Mar, Jul–Sep | Jul (18°C) |
| Montreux | May–Jun, Sep–Oct | Jul (26°C) |
Quick answers
What is the best month to visit Geneva?
May–Sep. Jun–Sep is warm for lake swimming at the bains; Dec has Christmas markets and the Escalade festival. Winter is grey, and the cold bise wind blows in spring.
When is the rainy season in Geneva?
Rain peaks in May with about 111 mm. No month averages 150 mm or more.
What is the hottest month in Geneva?
July, with average highs of 27°C (80°F).
How cold does Geneva get?
The coolest nights are in January, averaging -1°C (30°F).
More about Geneva
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Sources
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Temperatures are adjusted by 2.9°C for the city's elevation. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.