Climate in Geneva — Annual Weather Overview
Geneva has a continental climate — hot summers, cold winters and moderate rainfall. The hottest month is July (average high 26.8°C) and the coolest is January (5.6°C). The seasons are strongly defined — a 21.2°C swing between July highs and January lows. Annual rainfall totals around 1172mm. December is the wettest month at 165.0mm, while August averages just 65.7mm. Average daily sunshine is 9.2 hours.
**Spring (March, April, May):** average highs 15.2°C, 258mm rain. **Summer (June, July, August):** average highs 25.9°C, 255mm rain. **Autumn (September, October, November):** average highs 16.3°C, 336mm rain. **Winter (December, January, February):** average highs 7.1°C, 323mm rain.
Geneva — Monthly Temperatures
Geneva — Monthly Rainfall
✅ Best months to visit
All year
ℹ️ No months to avoid
Weather in Geneva stays reasonable all year.
Geneva weather by month
| Month | High | Low | Rain | Sun/day | Rainy days | Rating |
|---|---|---|---|---|---|---|
| January | 5.6°C | -0.2°C | 89.3mm | 5.8h | 11 | 10/10 |
| February | 9.2°C | 1.2°C | 68.3mm | 7.4h | 9 | 10/10 |
| March | 11.5°C | 2.8°C | 82.3mm | 9.3h | 10 | 10/10 |
| April | 15.0°C | 5.5°C | 73.7mm | 10.5h | 9 | 10/10 |
| May | 19.0°C | 10.0°C | 102.0mm | 11.4h | 12 | 9/10 |
| June | 24.4°C | 15.1°C | 90.5mm | 12.6h | 13 | 10/10 |
| July | 26.8°C | 16.7°C | 99.2mm | 13.0h | 10 | 10/10 |
| August | 26.5°C | 16.8°C | 65.7mm | 11.5h | 8 | 10/10 |
| September | 22.4°C | 13.8°C | 85.3mm | 10.3h | 9 | 10/10 |
| October | 16.6°C | 9.1°C | 132.7mm | 7.9h | 10 | 9/10 |
| November | 9.8°C | 4.0°C | 117.6mm | 6.1h | 13 | 9/10 |
| December | 6.5°C | 0.9°C | 165.0mm | 4.5h | 16 | 9/10 |
For the full verdict on when to go, see the best time to visit Geneva. Seasonal breakdowns: spring, summer, autumn and winter.
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Frequently Asked Questions
What type of climate does Geneva have?
Geneva has a continental climate — hot summers, cold winters and moderate rainfall. Average highs range from 5.6°C in January to 26.8°C in July.
What is the hottest month in Geneva?
July is the hottest month in Geneva, with average highs of 26.8°C and lows of 16.7°C.
What is the coldest month in Geneva?
January is the coolest month, with average highs of 5.6°C and lows of -0.2°C.
What is the wettest month in Geneva?
December is the wettest month, averaging 165.0mm of rainfall over around 16 rainy days.
How much rain does Geneva get per year?
Geneva receives around 1172mm of rain per year. The driest month is August (65.7mm).
When is the best time to visit Geneva?
The best time to visit Geneva is All year. See the full month-by-month guide →
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Trip essentials for Geneva
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Climate data sourced from Open-Meteo (open source, open data licence). Monthly averages calculated from 2020–2023 historical data. Weather can be unpredictable — always check a live forecast before travelling.