Climate normals · 1970–2000
Heidelberg Climate
Heidelberg is a city in South Africa (06) with a population of about 85,858. Its average annual temperature is 15.9°C (61°F), with roughly 676 mm of rain per year.
15.9°C
Avg Temp
676
Precip (mm/yr)
Jan
Hottest Month
Jun
Coldest Month
Heidelberg Climate
Heidelberg has an average annual temperature of 15.9°C (61°F) and receives about 676 mm of precipitation per year. The warmest month is January and the coldest is June. Figures are 1970–2000 climate normals.
15.9°C
Avg Temp
676
Precip (mm/yr)
Jan
Hottest Month
Jun
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 21° / 69° | 114 mm |
| February | 20° / 68° | 93 mm |
| March | 19° / 66° | 85 mm |
| April | 16° / 60° | 36 mm |
| May | 12° / 54° | 17 mm |
| June | 9° / 49° | 6 mm |
| July | 9° / 49° | 8 mm |
| August | 12° / 54° | 8 mm |
| September | 16° / 61° | 24 mm |
| October | 18° / 64° | 67 mm |
| November | 19° / 66° | 111 mm |
| December | 20° / 68° | 107 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Heidelberg
The most comfortable months to visit Heidelberg are typically February, January and September, when temperatures are mildest and rainfall is relatively low. The hottest month is January (around 27°C high). The coldest is June (near 1°C low). January is usually the wettest month.
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Frequently Asked Questions
The most comfortable months to visit Heidelberg are typically February, January and September, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Heidelberg, South Africa has an average annual temperature of 15.9°C and about 676 mm of precipitation per year. The warmest month is January and the coldest is June.
In January, the hottest month, daily highs in Heidelberg average about 27°C (80°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.