Average annual temperature is 19.0 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: 1.3 °C
Number of sunny days: 254 days
Number of rainy days: 111 days
Look at detailed online map of Petronella
* Weather data for Petronella 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) | 34.8 | 31.1 | 33.2 | 29.4 | 27.5 | 24.5 | 25.9 | 30.3 | 32.9 | 35.8 | 36.2 | 35.6 |
| Average daytime temperature (°C) | 30.0 | 26.9 | 28.6 | 26.1 | 21.9 | 21.0 | 19.7 | 23.5 | 28.7 | 29.0 | 30.2 | 29.4 |
| Average temperature (°C) | 23.6 | 21.5 | 22.1 | 18.9 | 15.3 | 13.0 | 11.7 | 15.1 | 20.3 | 21.2 | 23.0 | 23.1 |
| Average night temperature (°C) | 17.1 | 17.0 | 15.9 | 12.3 | 10.0 | 6.5 | 4.9 | 7.2 | 11.7 | 13.8 | 16.1 | 17.1 |
| Absolute minimum temperature (°C) | 13.4 | 14.2 | 11.3 | 8.8 | 4.3 | 3.5 | 1.3 | 2.9 | 7.1 | 7.7 | 7.4 | 13.7 |
| 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 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.5 | 13.0 | 12.2 | 11.5 | 10.9 | 10.6 | 10.7 | 11.2 | 11.9 | 12.7 | 13.4 | 13.7 |
| 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) | 11.6 | 9.8 | 10.4 | 10.3 | 9.2 | 9.6 | 9.4 | 10.3 | 10.8 | 10.2 | 10.8 | 11.1 |
| Precipitation (mm) | 44 | 110 | 19 | 4 | 49 | 8 | 8 | 0 | 14 | 78 | 33 | 111 |
| Sunny days | 20 | 7 | 19 | 23 | 20 | 27 | 28 | 31 | 27 | 23 | 16 | 13 |
| Rainy days | 11 | 21 | 12 | 7 | 11 | 3 | 3 | 0 | 3 | 8 | 14 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Petronella is at