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Weather in Bielefeld for September 2025

Your guide to Bielefeld weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Bielefeld is slightly cooler than the historical average by -1.9 °C.

  • Expect cooler weather in the next days in Bielefeld with the forecast suggesting a temperature of 21.9 °C, lower than the historical average.

  • In general, the average temperature in Bielefeld at the beginning of September is 24.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.4 °C by the end of September.

    • Rain 🌧️

  • Bielefeld in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 64.2 mm.

    • More

  • Is September a good time to visit Bielefeld? check out the best time to travel to Bielefeld page.

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
13
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/13°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Bielefeld Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Light rain shower
22°
2
Patchy rain possible
24°
3
Patchy rain possible
25°
4
Partly cloudy
23°
5
Sunny
26°
6
Sunny
27°
7
Sunny
27°
8
Sunny
25°
9
Light rain shower
22°
10
Sunny
23°
11
Sunny
22°
12
Patchy rain possible
20°
13
Light rain shower
17°
14
Sunny
18°
15
Patchy rain possible
20°
16
Patchy rain possible
17°
17
Patchy rain possible
19°
18
Partly cloudy
24°
19
Sunny
28°
20
Sunny
30°
21
Patchy rain possible
17°
22
Overcast
20°
23
Patchy rain possible
23°
24
Sunny
22°
25
Partly cloudy
23°
26
Patchy rain possible
21°
27
Patchy rain possible
22°
28
Patchy rain possible
20°
29
Light rain shower
19°
30
Fog
16°

Temperatures trend during September in Bielefeld

See the weather trend as well as the moving average line

September weather in Bielefeld day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Light rain shower
Light rain shower
 22° /13° 2.7 mm 5
2 Sept. Patchy rain possible
Patchy rain possible
 24° /13° 0.3 mm 6
3 Sept. Patchy rain possible
Patchy rain possible
 25° /15° 0.3 mm 5
4 Sept. Partly cloudy
Partly cloudy
 23° /14° 2.1 mm 6
5 Sept. Sunny
Sunny
 26° /15° 1 mm 6
6 Sept. Sunny
Sunny
 27° /15° 0 mm 7
7 Sept. Sunny
Sunny
 27° /14° 0 mm 7
8 Sept. Sunny
Sunny
 25° /14° 1.1 mm 6
9 Sept. Light rain shower
Light rain shower
 22° /14° 8.7 mm 5
10 Sept. Sunny
Sunny
 23° /13° 0.9 mm 5
11 Sept. Sunny
Sunny
 22° /13° 5.2 mm 6
12 Sept. Patchy rain possible
Patchy rain possible
 20° /11° 1.5 mm 5
13 Sept. Light rain shower
Light rain shower
 17° /9° 3.3 mm 4
14 Sept. Sunny
Sunny
 18° /9° 0.8 mm 5
15 Sept. Patchy rain possible
Patchy rain possible
 20° /14° 3.2 mm 0.9
16 Sept. Patchy rain possible
Patchy rain possible
 17° /11° 2.6 mm 0.4
17 Sept. Patchy rain possible
Patchy rain possible
 19° /10° 0.1 mm 0.9
18 Sept. Partly cloudy
Partly cloudy
 24° /16° 0 mm 1.1
19 Sept. Sunny
Sunny
 28° /14° 0 mm 1.1
20 Sept. Sunny
Sunny
 30° /16° 0 mm 6
21 Sept. Patchy rain possible
Patchy rain possible
 17° /15° 0.8 mm 4
22 Sept. Overcast
Overcast
 20° /13° 0 mm 4
23 Sept. Patchy rain possible
Patchy rain possible
 23° /14° 1.4 mm 4
24 Sept. Sunny
Sunny
 22° /12° 0 mm 5
25 Sept. Partly cloudy
Partly cloudy
 23° /13° 0 mm 5
26 Sept. Patchy rain possible
Patchy rain possible
 21° /14° 0.1 mm 4
27 Sept. Patchy rain possible
Patchy rain possible
 22° /13° 0.9 mm 4
28 Sept. Patchy rain possible
Patchy rain possible
 20° /14° 3.1 mm 4
29 Sept. Light rain shower
Light rain shower
 19° /10° 2.1 mm 4
30 Sept. Fog
Fog
 16° /8° 4.6 mm 4
Next
Important Notice
Our weather forecast for Bielefeld in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Bielefeld forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Bielefeld weather in September vs August vs October

Compare September weather in Bielefeld with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
AugustSeptemberOctober
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures23°/14°21°/13°15°/8°
Rainfall101 mm64 mm105 mm
Wind17.2 km/h17.3 km/h19.9 km/h
Humidity73%70%81%
Rainy days20 days17 days22 days
Dry days11 days13 days9 days

Planning a trip to Bielefeld? Discover the best time to visit

Bielefeld in September - FAQ

What are the expected maximum and minimum temperatures in Bielefeld during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bielefeld during September?
Moderate rainfall is anticipated in Bielefeld during September, with a total of 64.2 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Bielefeld during September?
The average wind speed in Bielefeld during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Bielefeld in September?

As you prepare for your trip to Bielefeld in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Bielefeld, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

September rainfall patterns in Bielefeld

Explore the daily rainfall trends and prepare for Bielefelds September weather 💧

UV exposure in Bielefeld during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

Quick links

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Location coordinates Where is Bielefeld?

Get accurate weather forecasts for Bielefeld, located at latitude 52.033 and longitude 8.533. Stay updated with localized weather information tailored for Bielefeld.

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