Average annual temperature is 15.2 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -3.8 °C
Number of sunny days: 222 days
Number of rainy days: 143 days
Look at detailed online map of Three Sisters
* Weather data for Three Sisters 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) | 31.9 | 29.6 | 27.9 | 25.0 | 24.0 | 20.7 | 21.3 | 23.6 | 29.9 | 32.0 | 35.2 | 33.0 |
| Average daytime temperature (°C) | 27.4 | 24.3 | 24.7 | 22.2 | 17.9 | 14.7 | 15.3 | 18.6 | 22.4 | 24.9 | 27.9 | 26.6 |
| Average temperature (°C) | 20.8 | 18.6 | 18.0 | 14.8 | 11.2 | 7.9 | 7.9 | 11.0 | 14.6 | 17.3 | 20.7 | 20.1 |
| Average night temperature (°C) | 14.9 | 13.5 | 12.0 | 8.0 | 5.6 | 2.0 | 1.4 | 3.5 | 6.5 | 10.1 | 13.5 | 14.5 |
| Absolute minimum temperature (°C) | 8.7 | 8.2 | 5.5 | 3.2 | -0.9 | -1.6 | -3.8 | -3.0 | -0.8 | 5.2 | 3.7 | 9.3 |
| 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 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 12.2 | 9.9 | 10.4 | 10.1 | 9.1 | 8.8 | 9.1 | 10.0 | 10.1 | 10.7 | 11.7 | 11.3 |
| Precipitation (mm) | 110 | 127 | 63 | 16 | 58 | 6 | 17 | 4 | 22 | 72 | 20 | 146 |
| Sunny days | 10 | 6 | 9 | 22 | 18 | 26 | 25 | 29 | 25 | 20 | 22 | 10 |
| Rainy days | 21 | 22 | 22 | 8 | 13 | 4 | 6 | 2 | 5 | 11 | 8 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Three Sisters is at