Average annual temperature is 15.3 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -2.8 °C
Number of sunny days: 237 days
Number of rainy days: 128 days
Look at detailed online map of Glen Avon
* Weather data for Glen Avon 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) | 31.9 | 29.3 | 28.2 | 25.7 | 23.9 | 21.4 | 22.9 | 25.3 | 31.3 | 32.9 | 34.6 | 32.6 |
| Average daytime temperature (°C) | 27.8 | 24.8 | 25.2 | 22.9 | 18.7 | 15.5 | 16.5 | 19.8 | 23.8 | 25.8 | 27.8 | 26.8 |
| Average temperature (°C) | 20.8 | 19.0 | 18.3 | 15.0 | 11.3 | 7.3 | 8.1 | 10.9 | 14.9 | 17.8 | 20.2 | 20.1 |
| Average night temperature (°C) | 14.4 | 13.8 | 12.1 | 7.8 | 5.2 | 0.7 | 1.2 | 2.6 | 6.3 | 9.8 | 12.6 | 14.1 |
| Absolute minimum temperature (°C) | 9.5 | 8.7 | 8.3 | 2.5 | -1.2 | -2.0 | -2.8 | -2.6 | 0.9 | 4.7 | 3.0 | 9.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.7 | 13.1 | 12.3 | 11.4 | 10.7 | 10.3 | 10.5 | 11.1 | 11.9 | 12.8 | 13.6 | 14.0 |
| 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) | 12.3 | 9.9 | 10.7 | 10.3 | 9.1 | 9.1 | 9.2 | 10.0 | 10.3 | 10.7 | 11.6 | 11.5 |
| Precipitation (mm) | 71 | 132 | 56 | 25 | 58 | 7 | 2 | 0 | 11 | 94 | 21 | 128 |
| Sunny days | 16 | 10 | 14 | 22 | 18 | 27 | 26 | 29 | 25 | 19 | 22 | 9 |
| Rainy days | 15 | 18 | 17 | 8 | 13 | 3 | 5 | 2 | 5 | 12 | 8 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Glen Avon is at