Average annual temperature is 16.3 °C
Absolute maximum temperature: 40.7 °C
Absolute minimum temperature: -1.1 °C
Number of sunny days: 263 days
Number of rainy days: 102 days
Look at detailed online map of Genasfontein
* Weather data for Genasfontein 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) | 40.7 | 37.3 | 35.8 | 33.5 | 28.8 | 20.8 | 22.7 | 29.5 | 35.1 | 34.2 | 37.5 | 39.8 |
| Average daytime temperature (°C) | 33.0 | 30.0 | 27.0 | 23.3 | 17.9 | 14.4 | 15.9 | 20.6 | 19.6 | 23.0 | 30.6 | 28.6 |
| Average temperature (°C) | 23.7 | 21.4 | 19.3 | 16.6 | 11.6 | 9.8 | 9.8 | 13.4 | 12.9 | 15.7 | 21.2 | 20.1 |
| Average night temperature (°C) | 15.5 | 14.4 | 12.7 | 9.4 | 5.7 | 5.7 | 4.2 | 5.8 | 6.3 | 9.2 | 12.7 | 13.1 |
| Absolute minimum temperature (°C) | 8.1 | 7.4 | 5.6 | 2.8 | 0.0 | 1.8 | -0.6 | -0.4 | -1.1 | 4.0 | 7.9 | 8.6 |
| 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 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.0 | 13.3 | 12.3 | 11.3 | 10.4 | 10.0 | 10.2 | 10.9 | 11.9 | 12.9 | 13.8 | 14.3 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 12.0 | 10.8 | 10.3 | 8.8 | 7.9 | 7.1 | 8.4 | 9.7 | 9.6 | 10.1 | 12.3 | 12.3 |
| Precipitation (mm) | 8 | 37 | 35 | 7 | 41 | 44 | 4 | 3 | 26 | 24 | 3 | 33 |
| Sunny days | 21 | 17 | 20 | 23 | 23 | 20 | 22 | 25 | 24 | 19 | 25 | 24 |
| Rainy days | 10 | 11 | 11 | 7 | 8 | 10 | 9 | 6 | 6 | 12 | 5 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Genasfontein is at