Average annual temperature is 18.2 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: 4.9 °C
Number of sunny days: 175 days
Number of rainy days: 190 days
Look at detailed online map of Alderley
* Weather data for Alderley 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) | 32.9 | 31.9 | 31.6 | 33.9 | 27.7 | 25.0 | 29.0 | 33.2 | 38.3 | 32.5 | 30.1 | 28.9 |
| Average daytime temperature (°C) | 26.5 | 26.0 | 25.8 | 25.1 | 21.2 | 19.7 | 20.4 | 23.3 | 22.9 | 21.1 | 24.5 | 23.4 |
| Average temperature (°C) | 22.4 | 21.9 | 21.3 | 19.3 | 16.0 | 14.4 | 14.2 | 16.5 | 16.7 | 16.7 | 19.6 | 19.6 |
| Average night temperature (°C) | 18.3 | 18.3 | 17.6 | 14.8 | 12.3 | 10.1 | 9.1 | 11.8 | 12.1 | 12.7 | 14.8 | 16.0 |
| Absolute minimum temperature (°C) | 11.7 | 14.2 | 12.7 | 10.8 | 8.7 | 6.0 | 4.9 | 7.7 | 7.3 | 8.3 | 8.8 | 12.3 |
| 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 | 13.8 | 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) | 8.8 | 7.9 | 8.8 | 8.9 | 7.3 | 7.6 | 9.0 | 9.0 | 8.6 | 8.2 | 9.5 | 6.8 |
| Precipitation (mm) | 120 | 146 | 76 | 22 | 127 | 60 | 11 | 4 | 71 | 184 | 51 | 108 |
| Sunny days | 14 | 6 | 12 | 18 | 15 | 23 | 26 | 24 | 16 | 5 | 12 | 4 |
| Rainy days | 17 | 22 | 19 | 12 | 16 | 7 | 5 | 7 | 14 | 26 | 18 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Alderley is at