Average annual temperature is 16.7 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: -2.0 °C
Number of sunny days: 249 days
Number of rainy days: 116 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) | 33.6 | 33.4 | 29.7 | 27.3 | 25.6 | 22.6 | 23.1 | 25.1 | 31.0 | 34.3 | 38.5 | 35.9 |
| Average daytime temperature (°C) | 30.0 | 27.2 | 26.7 | 23.8 | 19.1 | 16.1 | 16.5 | 19.8 | 23.7 | 27.4 | 30.6 | 29.3 |
| Average temperature (°C) | 23.1 | 20.8 | 19.7 | 16.0 | 12.2 | 8.6 | 8.7 | 11.8 | 15.5 | 19.3 | 22.8 | 22.1 |
| Average night temperature (°C) | 16.4 | 15.2 | 13.6 | 9.0 | 6.3 | 2.4 | 2.2 | 4.5 | 7.3 | 11.3 | 14.8 | 15.6 |
| Absolute minimum temperature (°C) | 10.6 | 10.7 | 8.7 | 3.9 | 0.7 | -1.1 | -2.0 | -0.9 | 0.8 | 6.6 | 5.3 | 10.6 |
| 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) | 12.3 | 10.5 | 10.6 | 10.2 | 9.0 | 9.2 | 9.1 | 10.0 | 10.2 | 10.9 | 11.7 | 11.1 |
| Precipitation (mm) | 49 | 59 | 37 | 13 | 56 | 3 | 1 | 0 | 23 | 36 | 21 | 105 |
| Sunny days | 16 | 9 | 13 | 22 | 20 | 26 | 28 | 30 | 25 | 23 | 23 | 14 |
| Rainy days | 15 | 19 | 18 | 8 | 11 | 4 | 3 | 1 | 5 | 8 | 7 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rooidam is at