Average annual temperature is 20.1 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 4.8 °C
Number of sunny days: 252 days
Number of rainy days: 113 days
Look at detailed online map of Kalkbank
* Weather data for Kalkbank 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) | 34.1 | 31.5 | 34.3 | 32.0 | 29.9 | 29.7 | 27.7 | 33.8 | 35.6 | 35.9 | 37.5 | 37.6 |
| Average daytime temperature (°C) | 29.0 | 27.5 | 28.7 | 27.9 | 24.8 | 25.0 | 21.2 | 24.1 | 29.1 | 28.8 | 30.6 | 28.6 |
| Average temperature (°C) | 22.8 | 21.9 | 22.0 | 20.7 | 17.9 | 16.8 | 13.9 | 16.6 | 21.2 | 21.2 | 23.5 | 22.6 |
| Average night temperature (°C) | 17.3 | 17.9 | 16.2 | 14.0 | 12.1 | 9.9 | 7.7 | 9.7 | 13.7 | 14.2 | 16.8 | 17.4 |
| Absolute minimum temperature (°C) | 13.2 | 14.0 | 13.1 | 10.0 | 7.8 | 5.9 | 4.8 | 6.6 | 9.9 | 8.9 | 10.0 | 14.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.4 | 12.9 | 12.2 | 11.5 | 11.0 | 10.7 | 10.8 | 11.3 | 12.0 | 12.6 | 13.2 | 13.6 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 11.0 | 9.6 | 10.8 | 10.2 | 9.0 | 9.7 | 9.0 | 9.9 | 10.3 | 10.2 | 10.5 | 9.7 |
| Precipitation (mm) | 66 | 142 | 6 | 5 | 19 | 0 | 5 | 0 | 19 | 29 | 18 | 123 |
| Sunny days | 19 | 3 | 17 | 24 | 19 | 28 | 26 | 30 | 26 | 26 | 21 | 13 |
| Rainy days | 12 | 25 | 14 | 6 | 12 | 2 | 5 | 1 | 4 | 5 | 9 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kalkbank is at