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Weather in Kassel for September 2025

Your guide to Kassel weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Kassel is slightly cooler than the historical average by -1.8 °C.

  • Expect cooler weather in the next days in Kassel with the forecast suggesting a temperature of 19.2 °C, lower than the historical average.

  • In general, the average temperature in Kassel at the beginning of September is 24.1 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.4 °C by the end of September.

    • Rain 🌧️

  • The climate of Kassel in September is notably wet, with an average of 15 rainy days, and a total of 64.1 mm of precipitation.

    • More

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

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

Average dry days
15
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/11°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
71 %
Avg humidity

Kassel Weather September

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

Temperatures trend during September in Kassel

See the weather trend as well as the moving average line

September weather in Kassel day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Heavy rain
Heavy rain
 20° /12° 9.3 mm 5
2 Sept. Patchy rain possible
Patchy rain possible
 24° /13° 4.1 mm 5
3 Sept. Patchy rain possible
Patchy rain possible
 24° /14° 0.6 mm 5
4 Sept. Sunny
Sunny
 23° /13° 3.1 mm 5
5 Sept. Sunny
Sunny
 26° /14° 4.2 mm 6
6 Sept. Sunny
Sunny
 26° /14° 0 mm 6
7 Sept. Sunny
Sunny
 26° /13° 0 mm 6
8 Sept. Sunny
Sunny
 25° /13° 1.1 mm 6
9 Sept. Light rain shower
Light rain shower
 23° /13° 8.2 mm 5
10 Sept. Sunny
Sunny
 23° /12° 0.9 mm 5
11 Sept. Sunny
Sunny
 21° /11° 3.3 mm 5
12 Sept. Light rain shower
Light rain shower
 20° /9° 0.7 mm 4
13 Sept. Overcast
Overcast
 16° /8° 3 mm 4
14 Sept. Cloudy
Cloudy
 18° /7° 1.4 mm 4
15 Sept. Moderate rain
Moderate rain
 22° /14° 6.2 mm 0.9
16 Sept. Patchy rain possible
Patchy rain possible
 17° /10° 1.2 mm 0.6
17 Sept. Patchy rain possible
Patchy rain possible
 18° /7° 0.2 mm 0.9
18 Sept. Patchy rain possible
Patchy rain possible
 25° /12° 0.2 mm 1.1
19 Sept. Sunny
Sunny
 28° /11° 0 mm 1.1
20 Sept. Sunny
Sunny
 29° /14° 0 mm 5
21 Sept. Patchy rain possible
Patchy rain possible
 20° /15° 0.2 mm 4
22 Sept. Patchy rain possible
Patchy rain possible
 22° /13° 1 mm 4
23 Sept. Patchy rain possible
Patchy rain possible
 14° /11° 2.9 mm 3
24 Sept. Patchy rain possible
Patchy rain possible
 16° /9° 1.8 mm 3
25 Sept. Patchy rain possible
Patchy rain possible
 14° /8° 0.5 mm 3
26 Sept. Sunny
Sunny
 13° /4° 0 mm 3
27 Sept. Sunny
Sunny
 15° /2° 0 mm 3
28 Sept. Sunny
Sunny
 16° /2° 0 mm 3
29 Sept. Light rain shower
Light rain shower
 18° /8° 1.8 mm 4
30 Sept. Mist
Mist
 16° /7° 1.5 mm 4
Next
Important Notice
Our weather forecast for Kassel 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 Kassel forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
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Kassel weather in September vs August vs October

Compare September weather in Kassel 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°/11°15°/7°
Rainfall117 mm64 mm73 mm
Wind16 km/h16.6 km/h17.9 km/h
Humidity75%71%81%
Rainy days21 days15 days19 days
Dry days10 days15 days12 days

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

Kassel in September - FAQ

What are the expected maximum and minimum temperatures in Kassel during September?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Kassel during September?
Moderate rainfall is anticipated in Kassel during September, with a total of 64.1 mm spread over approximately 15 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Kassel during September?
The average wind speed in Kassel during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Kassel in September?

As you prepare for your trip to Kassel 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 Kassel, 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 Kassel

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

UV exposure in Kassel 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 Kassel?

Get accurate weather forecasts for Kassel, located at latitude 51.317 and longitude 9.5. Stay updated with localized weather information tailored for Kassel.

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