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Bielefeld Weather by Month
Average temperatures, rainfall and humidity for Bielefeld, Germany, month by month, built from OpenWeather's historical records. Use it to see what a typical Bielefeld month looks like before you travel — then check the live Bielefeld forecast for the days ahead.
Warmest month
August
24°C average high
Coolest month
January
1°C average low
Wettest month
December
78 mm of rain
Driest month
February
46 mm of rain
Average temperature and rainfall in Bielefeld by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 5°C | 1°C | -13°C / 16°C | 73 mm | 87% | 14 km/h |
| February | 7°C | 1°C | -15°C / 19°C | 46 mm | 82% | 14 km/h |
| March | 10°C | 2°C | -10°C / 24°C | 60 mm | 75% | 13 km/h |
| April | 14°C | 5°C | -5°C / 27°C | 48 mm | 71% | 10 km/h |
| May | 18°C | 8°C | 0°C / 31°C | 64 mm | 72% | 10 km/h |
| June | 23°C | 13°C | 5°C / 37°C | 73 mm | 71% | 10 km/h |
| July | 24°C | 14°C | 7°C / 38°C | 62 mm | 71% | 10 km/h |
| August | 24°C | 14°C | 6°C / 38°C | 62 mm | 70% | 10 km/h |
| September | 20°C | 11°C | 2°C / 32°C | 65 mm | 76% | 10 km/h |
| October | 15°C | 8°C | -2°C / 27°C | 70 mm | 82% | 12 km/h |
| November | 9°C | 4°C | -7°C / 20°C | 64 mm | 86% | 13 km/h |
| December | 7°C | 3°C | -9°C / 16°C | 78 mm | 87% | 14 km/h |
Best time to visit Bielefeld
The most comfortable time to visit Bielefeld is generally June to August, balancing mild daytime temperatures against the driest stretch of the year. The city has strongly marked seasons and rain concentrates around December, totalling about 765 mm a year.
Travellers who prefer heat should aim for August, when highs average 24°C. December is the month to avoid if rain would spoil your plans — it averages 78 mm, roughly 2× the rainfall of February.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Bielefeld forecast for what is happening now.