Average annual temperature is 22.3 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: 4.4 °C
Number of sunny days: 278 days
Number of rainy days: 87 days
Look at detailed online map of Overyssel
* Weather data for Overyssel 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) | 37.6 | 33.0 | 34.8 | 33.5 | 31.1 | 29.7 | 29.1 | 34.6 | 36.7 | 39.1 | 39.8 | 40.5 |
| Average daytime temperature (°C) | 32.0 | 29.2 | 30.8 | 30.1 | 27.0 | 25.7 | 23.2 | 26.5 | 32.0 | 32.2 | 34.0 | 31.7 |
| Average temperature (°C) | 25.9 | 23.8 | 24.4 | 23.0 | 19.8 | 17.1 | 15.2 | 18.5 | 23.5 | 24.2 | 26.7 | 25.5 |
| Average night temperature (°C) | 19.8 | 19.4 | 18.3 | 16.1 | 13.9 | 9.8 | 8.0 | 11.0 | 15.1 | 16.7 | 19.4 | 19.6 |
| Absolute minimum temperature (°C) | 16.1 | 15.9 | 13.6 | 12.7 | 10.0 | 6.2 | 4.4 | 6.8 | 10.5 | 11.5 | 11.4 | 15.6 |
| 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) | 11.5 | 10.4 | 10.7 | 10.3 | 9.5 | 9.8 | 9.5 | 10.2 | 10.8 | 10.5 | 11.2 | 10.5 |
| Precipitation (mm) | 24 | 117 | 5 | 0 | 20 | 0 | 7 | 0 | 3 | 16 | 18 | 112 |
| Sunny days | 21 | 8 | 21 | 28 | 19 | 30 | 27 | 31 | 27 | 26 | 23 | 17 |
| Rainy days | 10 | 20 | 10 | 2 | 12 | 0 | 4 | 0 | 3 | 5 | 7 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Overyssel is at