Weather radar Basel
Real-time precipitation radar · Basel · Switzerland
Basel climate table – average temperature, precipitation & sunshine hours
The climate table for Basel 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) | 5.4° | 7.3° | 11.4° | 15.4° | 19° | 23.5° | 25.1° | 24.8° | 20.7° | 16.2° | 9.9° | 6.2° |
| Avg low (°C) | -1.2° | -1.1° | 1.6° | 5° | 9.2° | 13.5° | 15.1° | 15.1° | 11.2° | 7.3° | 2.7° | -0.2° |
| Precipitation (mm) | 83 | 69 | 84 | 87 | 119 | 102 | 118 | 120 | 83 | 96 | 96 | 96 |
| Rainy days | 14 | 11 | 13 | 13 | 17 | 14 | 15 | 15 | 11 | 12 | 14 | 15 |
| Sunshine hours | 135 | 169 | 240 | 284 | 306 | 348 | 361 | 323 | 262 | 206 | 142 | 125 |
| Humidity | – | – | – | – | – | – | – | – | – | – | – | – |
Best time to visit Basel
The best time to visit Basel is typically June. In this month the average high is 23.5°C, precipitation is 102 mm and sunshine duration is 348 hours. The annual average high is 15.4°C, total annual precipitation is 1153 mm (164 rainy days/year) and annual sunshine is 2901 hours.
Frequently asked questions about the weather in Basel
How up to date is the weather radar for Basel?
The weather radar for Basel 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 Basel?
Besides the rain radar, RadarWeather provides for Basel: 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 Basel?
The thunderstorm potential for Basel 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 Basel.
What is the climate like in Basel?
Basel has an annual average high of 15.4°C. The warmest month is July (avg high 25.1°C), the coldest January (avg low -1.2°C). The wettest month is August with 120 mm, the driest February with 69 mm. Total annual precipitation is 1153 mm (164 rainy days). Annual sunshine is 2901 hours.
Weather radar near Basel
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