Average annual temperature is 13.7 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -5.4 °C
Number of sunny days: 208 days
Number of rainy days: 155 days
Number of snow days: 2 days
Look at detailed online map of Serfontein
* Weather data for Serfontein 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) | 33.9 | 30.4 | 29.2 | 26.7 | 22.7 | 18.1 | 19.8 | 22.5 | 28.9 | 29.9 | 35.8 | 33.4 |
| Average daytime temperature (°C) | 27.0 | 24.2 | 25.0 | 20.8 | 15.6 | 12.7 | 13.1 | 17.4 | 18.8 | 20.7 | 27.0 | 25.5 |
| Average temperature (°C) | 20.0 | 17.8 | 17.5 | 14.0 | 9.6 | 7.1 | 7.0 | 10.1 | 11.7 | 13.5 | 18.9 | 17.7 |
| Average night temperature (°C) | 13.5 | 12.4 | 11.2 | 7.5 | 4.3 | 2.6 | 1.7 | 3.4 | 4.6 | 6.8 | 10.8 | 11.4 |
| Absolute minimum temperature (°C) | 6.3 | 7.1 | 4.0 | 1.8 | -1.9 | -2.2 | -3.3 | -2.7 | -5.4 | 0.3 | 4.0 | 7.5 |
| 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) | 13.9 | 13.2 | 12.3 | 11.3 | 10.5 | 10.1 | 10.3 | 11.0 | 11.9 | 12.9 | 13.7 | 14.2 |
| 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 | 14.0 |
| Sunshine mean duration (h) | 11.4 | 10.7 | 10.9 | 9.8 | 7.9 | 8.7 | 8.8 | 9.8 | 9.8 | 10.8 | 11.8 | 11.3 |
| Precipitation (mm) | 88 | 100 | 43 | 19 | 105 | 15 | 19 | 5 | 64 | 31 | 28 | 75 |
| Sunny days | 11 | 7 | 12 | 21 | 19 | 20 | 24 | 27 | 23 | 17 | 18 | 9 |
| Rainy days | 20 | 21 | 19 | 9 | 12 | 10 | 5 | 4 | 7 | 14 | 12 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Serfontein is at