Average annual temperature is 16.1 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -1.8 °C
Number of sunny days: 257 days
Number of rainy days: 108 days
Look at detailed online map of Colesberg
* Weather data for Colesberg 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) | 36.0 | 33.9 | 31.2 | 28.2 | 25.5 | 20.8 | 22.2 | 24.4 | 31.7 | 33.5 | 37.2 | 37.2 |
| Average daytime temperature (°C) | 30.6 | 28.2 | 27.2 | 23.4 | 17.8 | 13.9 | 15.2 | 19.1 | 21.3 | 25.5 | 29.7 | 30.2 |
| Average temperature (°C) | 23.1 | 21.1 | 19.9 | 15.8 | 11.3 | 7.7 | 8.2 | 11.4 | 13.8 | 17.3 | 22.0 | 21.8 |
| Average night temperature (°C) | 15.8 | 14.7 | 13.1 | 9.1 | 6.0 | 2.8 | 2.5 | 4.7 | 6.3 | 9.3 | 13.5 | 14.0 |
| Absolute minimum temperature (°C) | 7.5 | 10.1 | 5.4 | 3.7 | 0.1 | -1.6 | -1.8 | -1.5 | -1.6 | 3.2 | 7.6 | 9.2 |
| 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) | 13.9 | 13.2 | 12.3 | 11.3 | 10.6 | 10.2 | 10.4 | 11.0 | 11.9 | 12.8 | 13.7 | 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) | 12.4 | 11.3 | 10.7 | 10.0 | 8.7 | 8.6 | 8.8 | 10.0 | 10.3 | 11.2 | 11.9 | 11.9 |
| Precipitation (mm) | 58 | 71 | 35 | 9 | 90 | 15 | 15 | 5 | 29 | 14 | 18 | 50 |
| Sunny days | 17 | 15 | 19 | 24 | 21 | 23 | 25 | 29 | 24 | 24 | 22 | 14 |
| Rainy days | 14 | 13 | 12 | 6 | 10 | 7 | 6 | 2 | 6 | 7 | 8 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Colesberg is at