Average annual temperature is 19.8 °C
Absolute maximum temperature: 41.7 °C
Absolute minimum temperature: -1.6 °C
Number of sunny days: 281 days
Number of rainy days: 84 days
Look at detailed online map of Olie Rivier
* Weather data for Olie Rivier 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) | 39.2 | 39.0 | 36.7 | 32.7 | 31.9 | 27.0 | 28.1 | 30.0 | 36.8 | 40.0 | 41.6 | 41.7 |
| Average daytime temperature (°C) | 34.9 | 33.2 | 32.6 | 28.7 | 23.6 | 19.5 | 19.9 | 24.7 | 26.5 | 31.4 | 34.9 | 35.4 |
| Average temperature (°C) | 26.9 | 25.3 | 24.1 | 19.0 | 14.6 | 10.5 | 10.6 | 14.5 | 16.9 | 22.4 | 26.0 | 26.9 |
| Average night temperature (°C) | 19.0 | 17.8 | 16.0 | 10.5 | 6.9 | 3.6 | 3.0 | 5.7 | 7.5 | 13.2 | 16.8 | 18.7 |
| Absolute minimum temperature (°C) | 11.9 | 14.1 | 9.2 | 4.9 | -0.5 | -1.0 | -1.6 | -1.0 | 0.6 | 8.0 | 9.2 | 14.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.7 | 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 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 12.6 | 11.5 | 10.8 | 10.2 | 9.2 | 8.9 | 9.0 | 10.1 | 10.3 | 11.3 | 11.7 | 11.9 |
| Precipitation (mm) | 19 | 34 | 25 | 4 | 39 | 34 | 0 | 0 | 16 | 39 | 20 | 76 |
| Sunny days | 22 | 17 | 17 | 25 | 24 | 26 | 29 | 29 | 27 | 25 | 23 | 17 |
| Rainy days | 9 | 11 | 14 | 5 | 7 | 4 | 2 | 2 | 3 | 6 | 7 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Olie Rivier is at