Weather radar Bonn
Real-time precipitation radar · NRW · Germany
Bonn climate table – average temperature, precipitation & sunshine hours
The climate table for Bonn 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) | 5.5° | 7° | 10.5° | 14.7° | 18.5° | 22.2° | 23.6° | 23.4° | 19.8° | 15.3° | 9.8° | 6.4° |
| Avg low (°C) | 0.9° | 1° | 2.4° | 5.2° | 9.3° | 13° | 14.8° | 14.7° | 11.6° | 8.7° | 4.9° | 1.9° |
| Precipitation (mm) | 68 | 59 | 64 | 50 | 66 | 68 | 82 | 84 | 62 | 63 | 73 | 75 |
| Rainy days | 14 | 12 | 13 | 11 | 12 | 11 | 13 | 13 | 10 | 13 | 14 | 15 |
| Sunshine hours | 109 | 143 | 217 | 286 | 318 | 340 | 338 | 314 | 246 | 181 | 119 | 93 |
| Humidity | – | – | – | – | – | – | – | – | – | – | – | – |
Best time to visit Bonn
The best time to visit Bonn is typically June. In this month the average high is 22.2°C, precipitation is 68 mm and sunshine duration is 340 hours. The annual average high is 14.7°C, total annual precipitation is 814 mm (151 rainy days/year) and annual sunshine is 2704 hours.
Frequently asked questions about the weather in Bonn
How up to date is the weather radar for Bonn?
The weather radar for Bonn 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 Bonn?
Besides the rain radar, RadarWeather provides for Bonn: 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 Bonn?
The thunderstorm potential for Bonn 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 Bonn.
What is the climate like in Bonn?
Bonn has an annual average high of 14.7°C. The warmest month is July (avg high 23.6°C), the coldest January (avg low 0.9°C). The wettest month is August with 84 mm, the driest April with 50 mm. Total annual precipitation is 814 mm (151 rainy days). Annual sunshine is 2704 hours.
Weather radar near Bonn
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