Average annual temperature is 20.4 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: 2.1 °C
Number of sunny days: 270 days
Number of rainy days: 95 days
Look at detailed online map of Vaalbank
* Weather data for Vaalbank 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) | 36.4 | 32.7 | 34.4 | 29.4 | 28.5 | 25.5 | 26.4 | 33.0 | 36.8 | 38.1 | 37.6 | 37.6 |
| Average daytime temperature (°C) | 30.7 | 28.0 | 29.3 | 26.3 | 23.0 | 21.8 | 20.9 | 25.0 | 30.6 | 30.7 | 31.2 | 30.5 |
| Average temperature (°C) | 24.6 | 22.9 | 23.3 | 19.7 | 16.9 | 14.3 | 13.3 | 16.8 | 22.0 | 22.8 | 24.1 | 24.2 |
| Average night temperature (°C) | 18.6 | 18.7 | 17.8 | 14.0 | 12.1 | 8.4 | 7.0 | 9.2 | 13.8 | 15.8 | 17.5 | 18.6 |
| Absolute minimum temperature (°C) | 15.7 | 16.6 | 13.4 | 11.4 | 7.7 | 5.4 | 2.1 | 4.9 | 9.5 | 10.5 | 9.6 | 14.8 |
| 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) | 13.5 | 12.9 | 12.2 | 11.5 | 10.9 | 10.6 | 10.7 | 11.3 | 11.9 | 12.7 | 13.3 | 13.7 |
| 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) | 11.9 | 10.2 | 10.3 | 10.3 | 9.4 | 9.7 | 9.4 | 10.1 | 10.9 | 10.1 | 11.3 | 10.8 |
| Precipitation (mm) | 43 | 112 | 40 | 3 | 58 | 1 | 16 | 0 | 9 | 60 | 42 | 129 |
| Sunny days | 22 | 10 | 20 | 27 | 21 | 27 | 28 | 31 | 27 | 26 | 18 | 13 |
| Rainy days | 9 | 18 | 11 | 3 | 10 | 3 | 3 | 0 | 3 | 5 | 12 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Vaalbank is at