Average annual temperature is 16.9 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -1.8 °C
Number of sunny days: 260 days
Number of rainy days: 105 days
Look at detailed online map of Sterkfontein
* Weather data for Sterkfontein South Africa is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.1 | 32.7 | 31.9 | 27.5 | 25.9 | 22.0 | 23.0 | 25.1 | 32.0 | 33.7 | 37.4 | 36.9 |
| Average daytime temperature (°C) | 30.1 | 27.4 | 27.0 | 23.4 | 18.7 | 15.0 | 16.0 | 20.1 | 22.3 | 26.1 | 30.4 | 30.1 |
| Average temperature (°C) | 23.4 | 21.4 | 20.5 | 16.5 | 12.5 | 9.1 | 9.1 | 12.4 | 14.8 | 18.3 | 22.9 | 22.4 |
| Average night temperature (°C) | 16.9 | 15.8 | 14.5 | 9.9 | 6.8 | 3.8 | 2.9 | 5.0 | 7.3 | 10.8 | 14.7 | 15.5 |
| Absolute minimum temperature (°C) | 10.6 | 9.5 | 8.8 | 4.6 | 0.1 | 0.1 | -1.1 | -1.8 | 0.8 | 5.3 | 7.5 | 11.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 |
| Daylight mean duration (h) | 13.9 | 13.2 | 12.3 | 11.3 | 10.6 | 10.2 | 10.4 | 11.0 | 11.9 | 12.8 | 13.7 | 14.1 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 12.5 | 11.1 | 10.9 | 10.0 | 8.6 | 8.8 | 9.0 | 9.9 | 10.2 | 11.3 | 11.9 | 11.9 |
| Precipitation (mm) | 62 | 79 | 63 | 19 | 102 | 9 | 27 | 1 | 33 | 10 | 16 | 65 |
| Sunny days | 16 | 15 | 16 | 23 | 21 | 25 | 26 | 30 | 25 | 25 | 22 | 16 |
| Rainy days | 15 | 13 | 15 | 7 | 10 | 5 | 5 | 1 | 5 | 6 | 8 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sterkfontein is at