Average annual temperature is 16.8 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: -1.5 °C
Number of sunny days: 238 days
Number of rainy days: 127 days
Look at detailed online map of Glen Alfa
* Weather data for Glen Alfa 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) | 39.1 | 37.0 | 34.7 | 32.2 | 28.0 | 23.3 | 24.7 | 28.2 | 34.5 | 36.1 | 40.0 | 40.8 |
| Average daytime temperature (°C) | 32.1 | 28.9 | 29.8 | 25.6 | 19.6 | 17.4 | 17.3 | 21.9 | 23.2 | 24.8 | 32.4 | 30.1 |
| Average temperature (°C) | 23.3 | 21.2 | 21.1 | 17.1 | 12.2 | 10.5 | 9.9 | 12.9 | 14.8 | 16.4 | 22.3 | 20.9 |
| Average night temperature (°C) | 15.6 | 14.8 | 13.9 | 9.8 | 6.4 | 5.1 | 3.7 | 5.5 | 7.0 | 9.1 | 13.2 | 13.8 |
| Absolute minimum temperature (°C) | 7.3 | 9.1 | 6.5 | 3.4 | 1.6 | 1.2 | -1.5 | -1.5 | -0.1 | 3.6 | 7.4 | 10.1 |
| 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 | 13.2 | 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) | 11.8 | 10.7 | 10.8 | 9.3 | 7.4 | 8.5 | 8.6 | 9.9 | 9.8 | 10.2 | 11.7 | 11.1 |
| Precipitation (mm) | 86 | 89 | 22 | 25 | 66 | 18 | 13 | 3 | 32 | 44 | 39 | 46 |
| Sunny days | 14 | 12 | 16 | 23 | 20 | 22 | 23 | 28 | 24 | 18 | 23 | 15 |
| Rainy days | 17 | 16 | 15 | 7 | 11 | 8 | 8 | 3 | 6 | 13 | 7 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Glen Alfa is at