Heidelberg Weather Year-Round — Best Time to Visit
Heidelberg, South Africa has warm weather year-round. The best time to visit is September (score: 91/100). Annual average high: 23°C, total rainfall: 679mm.
When is the best time to visit Heidelberg?
91
September is the best month to visit Heidelberg with a travel score of 91/100 (Excellent).
Expect highs of 25°C, 3 rain days, and 11.2 hours of daily sunshine.
View September weather details →Travel Score by Month
79
Jan
82
Feb
83
Mar
85
Apr
87
May
84
Jun
85
Jul
88
Aug
91
Sep
85
Oct
82
Nov
77
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Heidelberg each month?
23°C
Avg High
10.3°C
Avg Low
679mm
Annual Rain
How much rain does Heidelberg get?
Heidelberg receives 679mm of rain annually. The wettest month is typically December with 130mm, while July is the driest.
What is the weather like each month in Heidelberg?
January
79
26°C
Low: 15°C
14 rain days
Good
February
82
26°C
Low: 15°C
12 rain days
Excellent
March
83
24°C
Low: 14°C
10 rain days
Excellent
April
85
22°C
Low: 11°C
6 rain days
Excellent
May
87
20°C
Low: 7°C
3 rain days
Excellent
June
84
18°C
Low: 4°C
2 rain days
Excellent
July
85
18°C
Low: 3°C
1 rain days
Excellent
August
88
21°C
Low: 6°C
2 rain days
Excellent
September
Best time to visit91
25°C
Low: 10°C
3 rain days
Excellent
October
85
26°C
Low: 12°C
9 rain days
Excellent
November
82
26°C
Low: 14°C
13 rain days
Excellent
December
77
26°C
Low: 15°C
16 rain days
Good
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What cities are near Heidelberg?
Data based on 1994–2024 averages · Last updated: 2024-12-31