Weather in September 2025

Heidelberg weather in September 2025

The temperatures in Heidelberg in September are comfortable with low of 12°C and and high up to 22°C.

You can expect about 3 to 8 days of rain in Heidelberg during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Heidelberg in September 2025.

If you’re planning to visit Heidelberg in the near future, we highly recommend that you review the 14 day weather forecast for Heidelberg before you arrive.

Temperatures
Temperatures
22° / 12°
Rainy Days
Rainy Days
3
Snowy Days
Snowy Days
0
Dry Days
Dry Days
27
Rainfall
Rainfall
59
mm
10.4
Sun Hours
10.4
Hrs

Heidelberg annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 5° / 0° 8 14 9 73 mm
Awful
February 6° / 1° 7 16 6 66 mm
Awful
March 12° / 3° 6 23 2 55 mm
Bad
April 17° / 7° 3 26 1 41 mm
Good
May 20° / 9° 7 24 0 105 mm
Ok
June 24° / 13° 6 24 0 96 mm
Perfect
July 26° / 15° 5 26 0 108 mm
Perfect
August 26° / 15° 5 26 0 89 mm
Perfect
September 22° / 12° 3 27 0 59 mm
Good
October 16° / 8° 5 26 0 66 mm
Good
November 10° / 4° 7 22 2 68 mm
Awful
December 6° / 1° 10 16 5 93 mm
Awful
Temperatures in Heidelberg in September
Rain in Heidelberg in September

Recommended Hotels in Heidelberg

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Weather in Heidelberg in September - FAQ

What is the average temperature in Heidelberg in September?
The average temperature in Heidelberg in September is 12/22° C.
What is the chance of rain in Heidelberg in September?
On average, there are 3 rainy days in Heidelberg during September.
Weather wise, is September a good time to visit Heidelberg?
The weather in Heidelberg in September is good.
Can it snow in Heidelberg in September?
On average, there are 0 snowy days in Heidelberg in September.
More about the weather in Heidelberg