Bielefeld, North Rhine-Westphalia Weather by Month and Climate Averages

How much rain does Bielefeld get?

Bielefeld gets 867 mm of precipitation in an average year, spread over about 182 days with measurable rain. That is more rainy days than 86% of Germany.

January is the wettest month, with 102 mm. April is the driest, with 35 mm. December has the most rainy days, about 20.

The longest dry spell in the last five years lasted 23 days, to March 23, 2025.

Bielefeld weather by month

Bielefeld weather in January

In January, Bielefeld averages a high of 5°C and a low of 0°C. It gets 102 mm of precipitation over about 19 rainy days. The sun is out about 19% of daylight hours. The January record high is 17°C (2023) and the record low is -20°C (2009).

Bielefeld weather in February

In February, Bielefeld averages a high of 6°C and a low of 0°C. It gets 69 mm of precipitation over about 16 rainy days. The sun is out about 23% of daylight hours. The February record high is 19°C (2021) and the record low is -21°C (2021).

Bielefeld weather in March

In March, Bielefeld averages a high of 10°C and a low of 1°C. It gets 63 mm of precipitation over about 14 rainy days. The sun is out about 36% of daylight hours. The March record high is 24°C (2021) and the record low is -14°C (2010).

Bielefeld weather in April

In April, Bielefeld averages a high of 16°C and a low of 3°C. It gets 35 mm of precipitation over about 11 rainy days. The sun is out about 36% of daylight hours. The April record high is 27°C (2007) and the record low is -6°C (2013).

Bielefeld weather in May

In May, Bielefeld averages a high of 19°C and a low of 7°C. It gets 65 mm of precipitation over about 14 rainy days. The sun is out about 35% of daylight hours. The May record high is 31°C (2026) and the record low is -2°C (2011). May is one of the most comfortable months to visit.

Bielefeld weather in June

In June, Bielefeld averages a high of 22°C and a low of 10°C. It gets 72 mm of precipitation over about 14 rainy days. The sun is out about 37% of daylight hours. The June record high is 37°C (2026) and the record low is 1°C (2009). June is one of the most comfortable months to visit.

Bielefeld weather in July

In July, Bielefeld averages a high of 24°C and a low of 12°C. It gets 73 mm of precipitation over about 15 rainy days. The sun is out about 32% of daylight hours. The July record high is 39°C (2019) and the record low is 4°C (2019). July is one of the most comfortable months to visit.

Bielefeld weather in August

In August, Bielefeld averages a high of 24°C and a low of 12°C. It gets 83 mm of precipitation over about 15 rainy days. The sun is out about 37% of daylight hours. The August record high is 37°C (2018) and the record low is 4°C (2025). August is one of the most comfortable months to visit.

Bielefeld weather in September

In September, Bielefeld averages a high of 20°C and a low of 9°C. It gets 60 mm of precipitation over about 13 rainy days. The sun is out about 38% of daylight hours. The September record high is 33°C (2016) and the record low is -1°C (2018). September is one of the most comfortable months to visit.

Bielefeld weather in October

In October, Bielefeld averages a high of 14°C and a low of 7°C. It gets 71 mm of precipitation over about 15 rainy days. The sun is out about 24% of daylight hours. The October record high is 27°C (2011) and the record low is -4°C (2012).

Bielefeld weather in November

In November, Bielefeld averages a high of 9°C and a low of 3°C. It gets 78 mm of precipitation over about 17 rainy days. The sun is out about 24% of daylight hours. The November record high is 20°C (2020) and the record low is -9°C (2008).

Bielefeld weather in December

In December, Bielefeld averages a high of 6°C and a low of 1°C. It gets 97 mm of precipitation over about 20 rainy days. The sun is out about 16% of daylight hours. The December record high is 17°C (2022) and the record low is -20°C (2010).

Sunshine, humidity and wind in Bielefeld

September is the sunniest month in Bielefeld, with sunshine about 38% of daylight hours. December is the cloudiest, at 16%. Over the year the sun shines about 30% of daylight hours. Bielefeld is cloudier than 88% of Germany.

Humidity peaks in December at 88% and is lowest in June at 64%.

Bielefeld has about 4 days a year above 32°C. Bielefeld is hotter than 60% of Germany.

First and last freeze in Bielefeld

The first fall freeze in Bielefeld typically comes around October 22, and the last spring freeze around May 2. That leaves a frost-free growing season of about 173 days.

Bielefeld weather records

The hottest temperature on record at the Bielefeld station is 39°C, on July 25, 2019. The coldest is -21°C, on February 13, 2021.

The wettest day on record brought 96 mm of rain, on August 26, 2010.

The best time to visit Bielefeld

The most comfortable time to visit is typically May to September, when daytime highs sit near 22°C.

Winter (December–February) is chilly, with average highs around 6°C and lows near 0°C.

Spring (March–May) is mild, with average highs around 15°C and lows near 4°C.

Summer (June–August) is warm, with average highs around 23°C and lows near 11°C.

Autumn (September–November) is mild, with average highs around 15°C and lows near 6°C.

Bielefeld climate questions

How much rain does Bielefeld get?

Bielefeld gets 867 mm of precipitation in an average year, over about 182 rainy days.

What is the wettest month in Bielefeld?

January is the wettest month in Bielefeld, with 102 mm. April is the driest, with 35 mm.

How many rainy days does Bielefeld have a year?

Bielefeld has about 182 days with measurable rain in an average year. December has the most, about 20.

What is the hottest month in Bielefeld?

July is the warmest month in Bielefeld, with an average high of 24°C.

What is the coldest month in Bielefeld?

January is the coldest month in Bielefeld, with an average low of 0°C.

What is the record high temperature in Bielefeld?

The record high at the Bielefeld station is 39°C, set on July 25, 2019. The record low is -21°C, on February 13, 2021.

What is the sunniest month in Bielefeld?

September is the sunniest month in Bielefeld, with sunshine about 38% of daylight hours. December is the cloudiest.

When is the first frost in Bielefeld?

The first fall freeze in Bielefeld typically comes around October 22. The last spring freeze is around May 2.

What is the best time to visit Bielefeld?

The most comfortable time to visit is typically May to September, when daytime highs sit near 22°C.