Lake Geneva Monthly Climate Averages
To help you choose the best time to travel, you can find climate data below on the weather on Lake Geneva .
| Month | Geneva | Lausanne | ||
| day | night | day | night | |
| January | +4.5°C | -1.5°C | +4.4°C | +0.3°C |
| February | +6.3°C | -1.2°C | +5.6°C | +0.7°C |
| March | +11.2°C | +1.5°C | +10.1°C | +3.5°C |
| April | +14.9°C | +4.5°C | +14°C | +6.4°C |
| May | +19.7°C | +8.8°C | +18.7°C | +10.7°C |
| June | +23.5°C | +12°C | +22.4°C | +13.8°C |
| July | +26.5°C | +14.1°C | +25°C | +16.1°C |
| August | +25.8°C | +13.7°C | +24.4°C | +15.9°C |
| September | +20.9°C | +10.5°C | +19.8°C | +12.6°C |
| October | +15.4°C | +7.1°C | +14.6°C | +9.1°C |
| November | +8.8°C | +2.2°C | +8.6°C | +4.2°C |
| December | +5.3°C | -0.1°C | +5.3°C | +1.4°C |
Temperature on Lake Geneva
The table shows that the hottest months on Lake Geneva are July and August, during which the average daytime temperature reaches 26.5°C and the nighttime temperature falls to 16.1°C.
The coldest months are January and December, when the daily average temperature falls to 4.4°C, and drops to - 1.5°C during the night.
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Sea temperature
The highest average monthly temperature in the Lake Geneva on the beaches of Geneva is in July and August and is 19.8-20.4°C.
The highest average monthly temperature in the Lake Geneva on the beaches of Lausanne is in July and August and equals 19.8 20.4°C.
on Lake Geneva climate by month
Precipitation
The largest amount of rain falls on average in October and September, up to 113mm, and the least in February and March — up to 68mm.