Average annual temperature is 17.8 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: -0.2 °C
Number of sunny days: 224 days
Number of rainy days: 141 days
Look at detailed online map of Osizweni
* Weather data for Osizweni 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) | 33.3 | 28.9 | 31.0 | 29.9 | 28.3 | 27.0 | 26.5 | 29.9 | 35.2 | 36.1 | 36.9 | 35.0 |
| Average daytime temperature (°C) | 28.3 | 25.2 | 27.1 | 26.5 | 22.3 | 21.7 | 19.6 | 23.4 | 28.7 | 26.1 | 29.3 | 27.4 |
| Average temperature (°C) | 21.4 | 19.8 | 20.2 | 18.4 | 15.0 | 13.6 | 11.5 | 14.0 | 19.2 | 18.4 | 21.5 | 20.8 |
| Average night temperature (°C) | 14.6 | 15.7 | 14.4 | 11.0 | 9.2 | 6.9 | 5.0 | 5.9 | 10.8 | 11.8 | 14.5 | 15.1 |
| Absolute minimum temperature (°C) | 9.9 | 12.2 | 8.4 | 7.1 | 5.2 | 2.1 | -0.2 | 0.3 | 3.5 | 5.2 | 5.3 | 10.2 |
| 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 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.7 | 13.0 | 12.2 | 11.4 | 10.7 | 10.4 | 10.6 | 11.2 | 11.9 | 12.8 | 13.5 | 13.9 |
| 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) | 10.7 | 8.6 | 10.3 | 10.1 | 8.6 | 9.4 | 9.0 | 9.7 | 10.4 | 8.6 | 10.6 | 9.5 |
| Precipitation (mm) | 149 | 218 | 24 | 9 | 27 | 8 | 16 | 0 | 9 | 127 | 52 | 158 |
| Sunny days | 19 | 5 | 13 | 24 | 19 | 27 | 26 | 29 | 23 | 18 | 12 | 9 |
| Rainy days | 12 | 23 | 18 | 6 | 12 | 3 | 5 | 2 | 7 | 13 | 18 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Osizweni is at