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Weather in Heidelberg for September 2027

Your guide to Heidelberg weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Heidelberg at the beginning of September is 24 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 24.3 °C by the end of September.

    • Rain 🌧️

  • With an average of 5 rainy days, Heidelberg experiences minimal rainfall in September.

    • More

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

  • ✨ Is September a good time to visit Heidelberg? – Ask the AI Weatherman

Average dry days
25
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/12°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
39 %
Avg humidity

Heidelberg Weather September

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

Temperatures trend during September in Heidelberg

See the weather trend as well as the moving average line

September weather in Heidelberg day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Sunny
Sunny
 25° /11° 0 mm 7
2 Sept. Sunny
Sunny
 25° /12° 0 mm 7
3 Sept. Sunny
Sunny
 26° /12° 0 mm 7
4 Sept. Light rain
Light rain
 25° /12° 6.5 mm 7
5 Sept. Sunny
Sunny
 23° /11° 0.8 mm 6
6 Sept. Light rain
Light rain
 23° /12° 4.1 mm 5
7 Sept. Light rain
Light rain
 21° /11° 3.4 mm 5
8 Sept. Sunny
Sunny
 23° /12° 0.1 mm 7
9 Sept. Patchy rain possible
Patchy rain possible
 24° /11° 0.3 mm 7
10 Sept. Partly cloudy
Partly cloudy
 23° /10° 0 mm 7
11 Sept. Partly cloudy
Partly cloudy
 25° /12° 0 mm 7
12 Sept. Sunny
Sunny
 26° /14° 0 mm 8
13 Sept. Sunny
Sunny
 27° /15° 0.1 mm 7
14 Sept. Light rain
Light rain
 26° /15° 3.5 mm 8
15 Sept. Cloudy
Cloudy
 26° /14° 0.1 mm 8
16 Sept. Sunny
Sunny
 26° /14° 0.2 mm 8
17 Sept. Patchy rain possible
Patchy rain possible
 26° /13° 1.5 mm 7
18 Sept. Sunny
Sunny
 25° /13° 0.3 mm 7
19 Sept. Sunny
Sunny
 26° /12° 0 mm 8
20 Sept. Patchy rain possible
Patchy rain possible
 20° /10° 0.2 mm 6
21 Sept. Light drizzle
Light drizzle
 19° /10° 0.6 mm 5
22 Sept. Overcast
Overcast
 23° /11° 0.1 mm 6
23 Sept. Sunny
Sunny
 25° /12° 0.3 mm 7
24 Sept. Patchy rain possible
Patchy rain possible
 25° /12° 0.1 mm 6
25 Sept. Light rain
Light rain
 26° /13° 4 mm 7
26 Sept. Partly cloudy
Partly cloudy
 27° /14° 0.1 mm 8
27 Sept. Sunny
Sunny
 26° /15° 0.8 mm 7
28 Sept. Patchy rain possible
Patchy rain possible
 28° /14° 1.9 mm 7
29 Sept. Light rain
Light rain
 22° /12° 5.5 mm 5
30 Sept. Light rain
Light rain
 17° /9° 4.8 mm 5
Next
Important Notice
Our weather forecast for Heidelberg 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 Heidelberg forecast closer to your planned date for the most up-to-date weather information.
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Heidelberg in September - FAQ

What are the expected maximum and minimum temperatures in Heidelberg during September?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Heidelberg during September?
In September, Heidelberg can expect light to moderate rainfall, totaling 39.4 mm across approximately 5 days. Occasional showers are possible, and planning ahead for them could be helpful.

What are the typical wind conditions in Heidelberg during September?
The average wind speed in Heidelberg during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Heidelberg

Explore the daily rainfall trends and prepare for Heidelbergs September weather 💧
Typically, Heidelberg has 5 rainy days in September with a total of 39.4 mm of rainfall.

UV exposure in Heidelberg during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Heidelberg?

Get accurate weather forecasts for Heidelberg, located at latitude -26.505 and longitude 28.359. Stay updated with localized weather information tailored for Heidelberg.

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