Average annual temperature is 16.0 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: -3.0 °C
Number of sunny days: 239 days
Number of rainy days: 126 days
Look at detailed online map of Helderpoort
* Weather data for Helderpoort 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) | 33.0 | 32.1 | 28.9 | 26.9 | 25.5 | 22.1 | 22.7 | 25.1 | 30.7 | 33.4 | 36.8 | 36.2 |
| Average daytime temperature (°C) | 29.1 | 25.9 | 25.8 | 23.6 | 19.0 | 15.9 | 16.7 | 19.8 | 23.7 | 26.8 | 29.8 | 28.7 |
| Average temperature (°C) | 22.0 | 19.9 | 18.9 | 15.5 | 11.7 | 7.8 | 8.2 | 11.1 | 15.0 | 18.5 | 21.9 | 21.4 |
| Average night temperature (°C) | 15.4 | 14.6 | 12.7 | 8.1 | 5.7 | 1.4 | 1.5 | 3.1 | 6.8 | 10.4 | 13.8 | 15.0 |
| Absolute minimum temperature (°C) | 10.1 | 9.9 | 7.8 | 4.1 | -1.2 | -0.9 | -3.0 | -1.7 | 0.2 | 6.2 | 4.3 | 10.8 |
| 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) | 12.3 | 10.3 | 10.4 | 10.1 | 9.1 | 9.1 | 9.2 | 10.0 | 10.0 | 10.9 | 11.8 | 11.4 |
| Precipitation (mm) | 105 | 100 | 48 | 7 | 43 | 3 | 6 | 1 | 23 | 61 | 20 | 136 |
| Sunny days | 13 | 8 | 12 | 23 | 18 | 27 | 27 | 30 | 25 | 22 | 22 | 12 |
| Rainy days | 18 | 20 | 19 | 7 | 13 | 3 | 4 | 1 | 5 | 9 | 8 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Helderpoort is at