Average annual temperature is 15.3 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: -2.7 °C
Number of sunny days: 218 days
Number of rainy days: 147 days
Look at detailed online map of Rose Valley
* Weather data for Rose Valley 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) | 31.1 | 29.0 | 27.7 | 25.5 | 23.8 | 20.8 | 21.9 | 25.1 | 30.8 | 32.6 | 34.6 | 32.5 |
| Average daytime temperature (°C) | 27.0 | 24.3 | 24.7 | 22.5 | 18.2 | 14.8 | 15.8 | 19.3 | 23.1 | 25.1 | 27.5 | 26.4 |
| Average temperature (°C) | 20.6 | 18.8 | 18.1 | 15.3 | 11.5 | 7.4 | 8.1 | 11.2 | 14.9 | 17.6 | 20.2 | 19.9 |
| Average night temperature (°C) | 14.6 | 13.9 | 12.3 | 8.7 | 6.1 | 1.4 | 1.7 | 3.5 | 6.9 | 10.2 | 13.0 | 14.3 |
| Absolute minimum temperature (°C) | 9.4 | 8.6 | 7.1 | 4.3 | 0.1 | -0.9 | -2.7 | -2.2 | 0.3 | 5.5 | 3.8 | 10.0 |
| 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 | 14.0 |
| Daylight mean duration (h) | 13.8 | 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) | 12.2 | 10.0 | 10.7 | 10.3 | 9.1 | 9.0 | 9.2 | 10.0 | 10.4 | 10.8 | 11.8 | 11.4 |
| Precipitation (mm) | 101 | 133 | 64 | 20 | 65 | 11 | 2 | 1 | 18 | 117 | 21 | 150 |
| Sunny days | 11 | 7 | 11 | 20 | 17 | 26 | 27 | 29 | 25 | 19 | 19 | 7 |
| Rainy days | 20 | 21 | 20 | 10 | 14 | 4 | 4 | 2 | 5 | 12 | 11 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rose Valley is at