Heidelberg, South Africa Climate
South Africa
Pop. 85,858 Elev. 1,525 m / 5,004 ft
TZ: Africa/Johannesburg (UTC+2) ·
Summers in Heidelberg are mild, with January highs around 80°F (27°C), while winters are cool with June lows of 37°F (3°C). Expect around 70 rainy days annually (50.6 in / 1285 mm total). The city averages 204 sunny days per year and around 59 thunderstorm days. Nearby lake water reaches 73°F (23°C) in summer.
| Temperature | 27°C (80°F) high | 3°C (37°F) low |
| Feels like | 3°C (37°F) low | |
| Rain | 70 days | 1285 mm (50.6 in) /yr |
| Sky | 204 sunny | 59 stormy |
| Wind | 1.3 m/s (2.9 mph) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: Apr, May, Jun, Jul, Aug, Sep, Oct
Sky & Air by Month
Cloud cover (%)
51
Jan 63
Feb 52
Mar 48
Apr 19
May 8
Jun 16
Jul 18
Aug 30
Sep 38
Oct 68
Nov 59
Dec Humidity (%)
69
Jan 74
Feb 78
Mar 76
Apr 61
May 53
Jun 53
Jul 37
Aug 43
Sep 53
Oct 75
Nov 76
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 42 km O.R. Tambo International Airport (JNB)
Ski resort 261 km AfriSki
National park 225 km Golden Gate Highlands National Park
Hospital 0 km Suikerbosrand Clinic
Hiking trail 14 km Cheetah Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 27°C 80°F | 16°C 61°F | 230 mm 9.1 in | — | 16 |
| February | 25°C 78°F | 17°C 62°F | 236 mm 9.3 in | — | 8 |
| March | 24°C 76°F | 15°C 59°F | 159 mm 6.3 in | — | 11 |
| April | 21°C 70°F | 11°C 52°F | 138 mm 5.5 in | — | 15 |
| May | 20°C 69°F | 6°C 43°F | 8 mm 0.3 in | — | 25 |
| June | 18°C 65°F | 3°C 37°F | 2 mm 0.1 in | — | 28 |
| July | 18°C 65°F | 3°C 38°F | 7 mm 0.3 in | — | 24 |
| August | 23°C 73°F | 7°C 44°F | 18 mm 0.7 in | — | 27 |
| September | 25°C 78°F | 11°C 52°F | 55 mm 2.2 in | — | 19 |
| October | 25°C 77°F | 12°C 54°F | 85 mm 3.3 in | — | 18 |
| November | 23°C 73°F | 13°C 56°F | 181 mm 7.1 in | — | 6 |
| December | 25°C 76°F | 15°C 59°F | 167 mm 6.6 in | — | 7 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 16 | 11 |
| February | 8 | 5 |
| March | 11 | 8 |
| April | 15 | 5 |
| May | 25 | 1 |
| June | 28 | 0 |
| July | 24 | 0 |
| August | 27 | 1 |
| September | 19 | 3 |
| October | 18 | 4 |
| November | 6 | 9 |
| December | 7 | 12 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 23°C 73°F |
| February | 22°C 72°F |
| March | 22°C 71°F |
| April | 18°C 65°F |
| May | 15°C 60°F |
| June | 12°C 53°F |
| July | 11°C 51°F |
| August | 11°C 51°F |
| September | 13°C 56°F |
| October | 16°C 62°F |
| November | 19°C 66°F |
| December | 21°C 69°F |