Average annual temperature is 21.6 °C
Absolute maximum temperature: 42.1 °C
Absolute minimum temperature: -0.8 °C
Number of sunny days: 316 days
Number of rainy days: 49 days
Look at detailed online map of Vaal Koppies
* Weather data for Vaal Koppies 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) | 40.6 | 38.9 | 37.9 | 33.7 | 31.8 | 26.2 | 28.2 | 31.4 | 37.5 | 40.3 | 42.1 | 41.6 |
| Average daytime temperature (°C) | 36.7 | 35.1 | 32.6 | 28.3 | 23.6 | 19.1 | 20.6 | 24.2 | 24.9 | 31.2 | 35.3 | 35.0 |
| Average temperature (°C) | 30.4 | 28.4 | 25.6 | 20.9 | 16.1 | 11.9 | 12.8 | 16.4 | 17.1 | 24.0 | 28.0 | 28.0 |
| Average night temperature (°C) | 22.1 | 20.1 | 17.3 | 12.2 | 8.1 | 5.0 | 5.3 | 8.3 | 7.9 | 15.2 | 18.9 | 19.9 |
| Absolute minimum temperature (°C) | 15.5 | 13.9 | 11.1 | 6.1 | 2.2 | 1.4 | -0.8 | 2.5 | 1.3 | 8.5 | 11.7 | 15.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.7 | 13.1 | 12.3 | 11.4 | 10.7 | 10.4 | 10.5 | 11.1 | 11.9 | 12.8 | 13.5 | 13.9 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 12.6 | 12.0 | 10.9 | 10.2 | 9.3 | 8.7 | 9.2 | 10.1 | 10.6 | 11.4 | 12.2 | 12.4 |
| Precipitation (mm) | 5 | 2 | 7 | 1 | 12 | 7 | 1 | 0 | 1 | 8 | 8 | 66 |
| Sunny days | 24 | 25 | 26 | 28 | 23 | 25 | 28 | 30 | 27 | 30 | 25 | 25 |
| Rainy days | 7 | 3 | 5 | 2 | 8 | 5 | 3 | 1 | 3 | 1 | 5 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Vaal Koppies is at