Heerlen Weather Year-Round — Best Time to Visit
Heerlen, Netherlands has cool weather year-round. The best time to visit is August (score: 79/100). Annual average high: 14°C, total rainfall: 759mm.
When is the best time to visit Heerlen?
79
August is the best month to visit Heerlen with a travel score of 79/100 (Good).
Expect highs of 22.5°C, 12 rain days, and 10.5 hours of daily sunshine.
View August weather details →Travel Score by Month
38
Jan
44
Feb
53
Mar
67
Apr
72
May
77
Jun
79
Jul
79
Aug
72
Sep
59
Oct
46
Nov
37
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Heerlen each month?
14°C
Avg High
7.2°C
Avg Low
759mm
Annual Rain
How much rain does Heerlen get?
Heerlen receives 759mm of rain annually. The wettest month is typically December with 72mm, while April is the driest.
What is the weather like each month in Heerlen?
January
38
5°C
Low: 1°C
13 rain days
Poor
February
44
7°C
Low: 1°C
12 rain days
Mixed
March
53
10°C
Low: 3°C
12 rain days
Mixed
April
67
14°C
Low: 5°C
10 rain days
Good
May
72
18°C
Low: 9°C
11 rain days
Good
June
77
21°C
Low: 12°C
11 rain days
Good
July
79
23°C
Low: 14°C
12 rain days
Good
August
Best time to visit79
23°C
Low: 14°C
12 rain days
Good
September
72
19°C
Low: 12°C
10 rain days
Good
October
59
15°C
Low: 9°C
11 rain days
Mixed
November
46
9°C
Low: 5°C
12 rain days
Mixed
December
37
6°C
Low: 2°C
13 rain days
Poor
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Data based on 1994–2024 averages · Last updated: 2024-12-31