Heilbronn Weather Year-Round — Best Time to Visit
Heilbronn, Germany has cool weather year-round. The best time to visit is August (score: 83/100). Annual average high: 14.9°C, total rainfall: 838mm.
When is the best time to visit Heilbronn?
83
August is the best month to visit Heilbronn with a travel score of 83/100 (Excellent).
Expect highs of 24.6°C, 11 rain days, and 11 hours of daily sunshine.
View August weather details →Travel Score by Month
40
Jan
47
Feb
56
Mar
71
Apr
73
May
81
Jun
83
Jul
83
Aug
75
Sep
61
Oct
47
Nov
38
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Heilbronn each month?
14.9°C
Avg High
7°C
Avg Low
838mm
Annual Rain
How much rain does Heilbronn get?
Heilbronn receives 838mm of rain annually. The wettest month is typically December with 82mm, while April is the driest.
What is the weather like each month in Heilbronn?
January
40
5°C
Low: -1°C
12 rain days
Mixed
February
47
7°C
Low: 0°C
11 rain days
Mixed
March
56
11°C
Low: 2°C
12 rain days
Mixed
April
71
15°C
Low: 5°C
10 rain days
Good
May
73
19°C
Low: 10°C
13 rain days
Good
June
81
23°C
Low: 14°C
11 rain days
Excellent
July
83
25°C
Low: 15°C
12 rain days
Excellent
August
Best time to visit83
25°C
Low: 15°C
11 rain days
Excellent
September
75
20°C
Low: 12°C
10 rain days
Good
October
61
15°C
Low: 8°C
11 rain days
Good
November
47
9°C
Low: 3°C
11 rain days
Mixed
December
38
5°C
Low: 1°C
13 rain days
Poor
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Data based on 1994–2024 averages · Last updated: 2024-12-31