Weather radar Geneva
Real-time precipitation radar · Genf · Switzerland
Geneva climate table – average temperature, precipitation & sunshine hours
The climate table for Geneva shows long-term monthly averages (2000–2023): average high and average low temperature in °C, monthly precipitation (mm), rainy days and sunshine hours per month. Data source: ERA5 reanalysis (ECMWF) via the WDTEC Climate Archive.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 5.1° | 6.8° | 10.9° | 15.2° | 18.5° | 23° | 24.9° | 24.6° | 20.5° | 16.3° | 9.9° | 6.2° |
| Avg low (°C) | -0.7° | -0.3° | 2.2° | 5.7° | 9.7° | 14.1° | 15.9° | 15.8° | 12.1° | 8.2° | 3.2° | 0.1° |
| Precipitation (mm) | 112 | 88 | 112 | 98 | 135 | 102 | 120 | 112 | 91 | 107 | 123 | 129 |
| Rainy days | 13 | 10 | 13 | 12 | 15 | 13 | 13 | 12 | 11 | 12 | 14 | 14 |
| Sunshine hours | 163 | 191 | 256 | 298 | 321 | 357 | 374 | 342 | 284 | 233 | 170 | 148 |
| Humidity | – | – | – | – | – | – | – | – | – | – | – | – |
Best time to visit Geneva
The best time to visit Geneva is typically July. In this month the average high is 24.9°C, precipitation is 120 mm and sunshine duration is 374 hours. The annual average high is 15.2°C, total annual precipitation is 1329 mm (152 rainy days/year) and annual sunshine is 3137 hours.
Frequently asked questions about the weather in Geneva
How up to date is the weather radar for Geneva?
The weather radar for Geneva is updated every 5 minutes with new radar data from the OPERA composite radar. A 2-hour forecast animation is also available. Rainfall probability, wind gusts and UV index are available up to 14 days in advance.
What weather data is available for Geneva?
Besides the rain radar, RadarWeather provides for Geneva: rainfall probability, thunderstorm warning (CAPE index), wind gusts, UV index, air pressure, humidity, dew point, sunshine hours, snow line and a 14-day forecast based on ICON-D2, ECMWF IFS and GFS.
When are thunderstorms expected in Geneva?
The thunderstorm potential for Geneva is calculated from the CAPE index and lightning potential. Active storm cells and severe weather warnings are visible on the radar map in real time. Thunderstorm warnings are issued automatically as soon as storm cells are detected near Geneva.
What is the climate like in Geneva?
Geneva has an annual average high of 15.2°C. The warmest month is July (avg high 24.9°C), the coldest January (avg low -0.7°C). The wettest month is May with 135 mm, the driest February with 88 mm. Total annual precipitation is 1329 mm (152 rainy days). Annual sunshine is 3137 hours.