Heidelberg Weather Year-Round — Best Time to Visit
Heidelberg, Germany has mild weather year-round. The best time to visit is August (score: 85/100). Annual average high: 15.1°C, total rainfall: 869mm.
When is the best time to visit Heidelberg?
85
August is the best month to visit Heidelberg with a travel score of 85/100 (Excellent).
Expect highs of 24.8°C, 10 rain days, and 11 hours of daily sunshine.
View August weather details →Travel Score by Month
39
Jan
48
Feb
56
Mar
70
Apr
74
May
82
Jun
83
Jul
85
Aug
76
Sep
60
Oct
46
Nov
37
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Heidelberg each month?
15.1°C
Avg High
7.3°C
Avg Low
869mm
Annual Rain
How much rain does Heidelberg get?
Heidelberg receives 869mm of rain annually. The wettest month is typically December with 87mm, while April is the driest.
What is the weather like each month in Heidelberg?
January
39
5°C
Low: 0°C
13 rain days
Poor
February
48
7°C
Low: 0°C
11 rain days
Mixed
March
56
11°C
Low: 3°C
12 rain days
Mixed
April
70
15°C
Low: 6°C
11 rain days
Good
May
74
19°C
Low: 10°C
12 rain days
Good
June
82
23°C
Low: 14°C
11 rain days
Excellent
July
83
25°C
Low: 16°C
12 rain days
Excellent
August
Best time to visit85
25°C
Low: 16°C
10 rain days
Excellent
September
76
20°C
Low: 12°C
10 rain days
Good
October
60
15°C
Low: 8°C
12 rain days
Mixed
November
46
9°C
Low: 4°C
12 rain days
Mixed
December
37
6°C
Low: 1°C
14 rain days
Poor
Compare Heidelberg
Popular comparisons:
Planning a Trip to Germany?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
What cities are near Heidelberg?
Data based on 1994–2024 averages · Last updated: 2024-12-31