Average annual temperature is 19.3 °C
Absolute maximum temperature: 41.3 °C
Absolute minimum temperature: -1.7 °C
Number of sunny days: 305 days
Number of rainy days: 60 days
Look at detailed online map of Rooidam
* Weather data for Rooidam 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 | 37.8 | 36.1 | 31.6 | 29.2 | 23.5 | 23.1 | 27.2 | 34.9 | 37.7 | 40.0 | 39.0 |
| Average daytime temperature (°C) | 36.0 | 33.7 | 30.0 | 26.3 | 21.0 | 16.3 | 17.3 | 21.6 | 22.4 | 28.7 | 33.2 | 32.7 |
| Average temperature (°C) | 29.0 | 26.7 | 22.9 | 18.8 | 13.7 | 9.8 | 9.9 | 14.0 | 14.8 | 21.2 | 25.9 | 25.8 |
| Average night temperature (°C) | 20.3 | 18.6 | 14.8 | 10.3 | 6.2 | 3.7 | 3.2 | 6.1 | 6.1 | 12.3 | 16.6 | 18.0 |
| Absolute minimum temperature (°C) | 12.3 | 11.0 | 9.1 | 4.5 | 0.3 | -0.8 | -1.7 | 0.0 | -1.2 | 6.6 | 11.1 | 11.9 |
| 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 | 13.0 | 14.0 |
| Daylight mean duration (h) | 13.8 | 13.2 | 12.3 | 11.3 | 10.6 | 10.2 | 10.4 | 11.0 | 11.9 | 12.8 | 13.6 | 14.1 |
| 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 | 13.0 |
| Sunshine mean duration (h) | 12.7 | 12.1 | 10.9 | 10.1 | 9.1 | 7.3 | 8.9 | 10.1 | 10.4 | 11.5 | 12.4 | 12.2 |
| Precipitation (mm) | 4 | 9 | 13 | 0 | 27 | 19 | 6 | 0 | 10 | 13 | 1 | 69 |
| Sunny days | 24 | 24 | 25 | 29 | 24 | 19 | 26 | 29 | 27 | 26 | 27 | 25 |
| Rainy days | 7 | 4 | 6 | 1 | 7 | 11 | 5 | 2 | 3 | 5 | 3 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rooidam is at