Average annual temperature is 14.9 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -5.1 °C
Number of sunny days: 223 days
Number of rainy days: 141 days
Number of snow days: 1 day
Look at detailed online map of Holfontein
* Weather data for Holfontein 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) | 31.3 | 29.4 | 27.9 | 24.9 | 24.4 | 20.6 | 21.6 | 24.1 | 30.1 | 32.2 | 35.0 | 32.4 |
| Average daytime temperature (°C) | 26.9 | 24.2 | 24.7 | 22.3 | 18.0 | 14.8 | 15.6 | 18.9 | 22.7 | 24.9 | 27.7 | 26.5 |
| Average temperature (°C) | 20.3 | 18.5 | 17.7 | 14.5 | 11.0 | 7.6 | 7.7 | 10.6 | 14.4 | 17.1 | 20.3 | 19.8 |
| Average night temperature (°C) | 14.2 | 13.4 | 11.7 | 7.5 | 5.4 | 1.6 | 1.2 | 2.7 | 6.3 | 9.6 | 13.0 | 14.1 |
| Absolute minimum temperature (°C) | 8.9 | 8.4 | 5.6 | 2.4 | -1.9 | -2.2 | -5.1 | -4.1 | -0.7 | 4.5 | 3.4 | 9.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 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) | 13.8 | 13.1 | 12.3 | 11.4 | 10.7 | 10.3 | 10.5 | 11.1 | 11.9 | 12.8 | 13.6 | 14.0 |
| 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) | 12.1 | 9.8 | 10.5 | 10.1 | 9.0 | 8.8 | 9.1 | 10.0 | 10.1 | 10.6 | 11.7 | 11.4 |
| Precipitation (mm) | 138 | 114 | 63 | 13 | 49 | 6 | 9 | 4 | 24 | 64 | 17 | 158 |
| Sunny days | 10 | 7 | 10 | 19 | 19 | 25 | 26 | 30 | 25 | 21 | 21 | 10 |
| Rainy days | 21 | 21 | 21 | 11 | 12 | 5 | 4 | 1 | 5 | 10 | 9 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Holfontein is at