Average annual temperature is 12.8 °C
Absolute maximum temperature: 34.0 °C
Absolute minimum temperature: -5.0 °C
Number of sunny days: 191 days
Number of rainy days: 172 days
Number of snow days: 2 days
Look at detailed online map of Glen Rae
* Weather data for Glen Rae 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) | 32.0 | 28.7 | 26.8 | 25.2 | 21.7 | 16.6 | 18.4 | 21.1 | 28.2 | 28.9 | 34.0 | 31.9 |
| Average daytime temperature (°C) | 25.4 | 23.0 | 23.3 | 19.8 | 14.6 | 11.4 | 12.0 | 16.2 | 18.3 | 19.9 | 26.0 | 24.2 |
| Average temperature (°C) | 18.7 | 16.7 | 16.1 | 13.1 | 8.9 | 6.0 | 6.1 | 9.3 | 11.5 | 12.7 | 18.1 | 16.5 |
| Average night temperature (°C) | 12.9 | 11.8 | 10.4 | 7.2 | 4.4 | 1.9 | 0.9 | 3.0 | 4.7 | 6.4 | 10.7 | 10.5 |
| Absolute minimum temperature (°C) | 5.7 | 6.4 | 2.9 | 0.8 | -1.5 | -2.6 | -4.4 | -3.9 | -5.0 | -1.2 | 4.0 | 6.4 |
| 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) | 11.3 | 10.5 | 10.7 | 9.8 | 7.8 | 8.6 | 8.6 | 9.8 | 9.7 | 10.3 | 11.8 | 10.8 |
| Precipitation (mm) | 110 | 132 | 38 | 23 | 110 | 12 | 21 | 3 | 62 | 48 | 53 | 108 |
| Sunny days | 7 | 3 | 9 | 21 | 20 | 22 | 23 | 27 | 23 | 15 | 15 | 6 |
| Rainy days | 24 | 25 | 22 | 9 | 11 | 8 | 6 | 4 | 7 | 16 | 15 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Glen Rae is at