Average annual temperature is 17.3 °C
Absolute maximum temperature: 34.9 °C
Absolute minimum temperature: -2.4 °C
Number of sunny days: 244 days
Number of rainy days: 121 days
Look at detailed online map of Glen Donald
* Weather data for Glen Donald 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) | 31.8 | 28.6 | 29.8 | 27.3 | 27.7 | 23.7 | 23.7 | 28.2 | 32.0 | 34.9 | 33.3 | 32.9 |
| Average daytime temperature (°C) | 28.6 | 25.1 | 26.2 | 24.8 | 20.8 | 19.0 | 18.1 | 22.1 | 27.1 | 27.5 | 28.5 | 27.6 |
| Average temperature (°C) | 22.1 | 19.5 | 19.6 | 17.2 | 13.7 | 10.7 | 10.1 | 13.4 | 18.5 | 19.7 | 21.6 | 21.4 |
| Average night temperature (°C) | 15.5 | 15.1 | 13.6 | 9.8 | 7.9 | 3.6 | 2.8 | 5.0 | 9.9 | 12.2 | 14.7 | 15.6 |
| Absolute minimum temperature (°C) | 12.0 | 11.7 | 10.2 | 4.4 | 1.7 | -0.4 | -2.3 | -2.4 | 2.9 | 5.6 | 4.0 | 11.1 |
| 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) | 13.6 | 13.0 | 12.2 | 11.5 | 10.8 | 10.5 | 10.6 | 11.2 | 11.9 | 12.7 | 13.4 | 13.8 |
| 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) | 11.7 | 8.8 | 10.6 | 10.2 | 9.4 | 9.5 | 9.5 | 10.2 | 10.9 | 10.0 | 10.9 | 10.7 |
| Precipitation (mm) | 43 | 137 | 29 | 12 | 64 | 8 | 3 | 0 | 10 | 42 | 44 | 108 |
| Sunny days | 17 | 7 | 19 | 23 | 17 | 27 | 28 | 30 | 27 | 20 | 15 | 14 |
| Rainy days | 14 | 21 | 12 | 7 | 14 | 3 | 3 | 1 | 3 | 11 | 15 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Glen Donald is at