Weather radar Aachen
Real-time precipitation radar · NRW · Germany
Aachen climate table – average temperature, precipitation & sunshine hours
The climate table for Aachen 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) | 4.9° | 6.3° | 9.6° | 13.7° | 17.3° | 20.9° | 22.2° | 22.1° | 18.8° | 14.6° | 9.3° | 5.9° |
| Avg low (°C) | 0.5° | 0.8° | 2.2° | 4.9° | 8.8° | 12.3° | 14.1° | 14.1° | 11.4° | 8.7° | 4.7° | 1.8° |
| Precipitation (mm) | 82 | 73 | 74 | 54 | 68 | 72 | 90 | 84 | 62 | 65 | 72 | 83 |
| Rainy days | 15 | 13 | 14 | 12 | 13 | 12 | 14 | 15 | 11 | 13 | 14 | 15 |
| Sunshine hours | 108 | 142 | 215 | 284 | 318 | 333 | 334 | 311 | 245 | 182 | 122 | 94 |
| Humidity | – | – | – | – | – | – | – | – | – | – | – | – |
Best time to visit Aachen
The best time to visit Aachen is typically June. In this month the average high is 20.9°C, precipitation is 72 mm and sunshine duration is 333 hours. The annual average high is 13.8°C, total annual precipitation is 879 mm (161 rainy days/year) and annual sunshine is 2688 hours.
Frequently asked questions about the weather in Aachen
How up to date is the weather radar for Aachen?
The weather radar for Aachen 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 Aachen?
Besides the rain radar, RadarWeather provides for Aachen: 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 Aachen?
The thunderstorm potential for Aachen 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 Aachen.
What is the climate like in Aachen?
Aachen has an annual average high of 13.8°C. The warmest month is July (avg high 22.2°C), the coldest January (avg low 0.5°C). The wettest month is July with 90 mm, the driest April with 54 mm. Total annual precipitation is 879 mm (161 rainy days). Annual sunshine is 2688 hours.
Weather radar near Aachen
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