Average annual temperature is 21.7 °C
Absolute maximum temperature: 42.5 °C
Absolute minimum temperature: 0.0 °C
Number of sunny days: 322 days
Number of rainy days: 43 days
Look at detailed online map of Oranjevallei
* Weather data for Oranjevallei 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) | 41.3 | 39.5 | 37.9 | 34.2 | 32.4 | 26.2 | 28.1 | 31.6 | 38.1 | 40.3 | 42.5 | 42.0 |
| Average daytime temperature (°C) | 37.1 | 35.6 | 32.8 | 28.6 | 23.8 | 19.4 | 20.8 | 24.4 | 25.1 | 31.5 | 35.6 | 35.2 |
| Average temperature (°C) | 30.5 | 28.6 | 25.5 | 21.0 | 16.0 | 12.1 | 12.8 | 16.7 | 17.1 | 24.1 | 28.0 | 28.0 |
| Average night temperature (°C) | 22.3 | 20.4 | 17.5 | 12.4 | 8.0 | 5.5 | 5.1 | 8.7 | 7.8 | 15.1 | 18.7 | 19.8 |
| Absolute minimum temperature (°C) | 15.5 | 14.9 | 11.5 | 5.4 | 1.5 | 1.6 | 0.0 | 1.5 | 0.8 | 8.9 | 11.6 | 14.9 |
| 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) | 13.7 | 13.1 | 12.3 | 11.4 | 10.7 | 10.4 | 10.5 | 11.1 | 11.9 | 12.8 | 13.5 | 13.9 |
| 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) | 12.6 | 12.1 | 10.9 | 10.2 | 9.4 | 8.8 | 9.4 | 10.1 | 10.7 | 11.4 | 12.2 | 12.4 |
| Precipitation (mm) | 3 | 4 | 3 | 1 | 9 | 5 | 1 | 1 | 3 | 7 | 8 | 60 |
| Sunny days | 26 | 25 | 27 | 27 | 26 | 25 | 29 | 30 | 27 | 30 | 24 | 26 |
| Rainy days | 5 | 3 | 4 | 3 | 5 | 5 | 2 | 1 | 3 | 1 | 6 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Oranjevallei is at