Average annual temperature is 19.7 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: -1.1 °C
Number of sunny days: 289 days
Number of rainy days: 76 days
Look at detailed online map of Rietkloof
* Weather data for Rietkloof 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) | 38.0 | 35.9 | 33.4 | 29.6 | 28.4 | 22.4 | 25.1 | 27.7 | 32.7 | 36.6 | 38.4 | 37.7 |
| Average daytime temperature (°C) | 33.0 | 31.0 | 29.1 | 25.6 | 20.9 | 16.6 | 17.6 | 21.4 | 22.5 | 28.1 | 32.0 | 31.9 |
| Average temperature (°C) | 27.1 | 24.9 | 23.0 | 19.4 | 15.5 | 11.1 | 11.8 | 14.8 | 16.1 | 21.4 | 25.5 | 25.8 |
| Average night temperature (°C) | 20.0 | 18.2 | 16.4 | 12.7 | 9.8 | 5.5 | 5.6 | 8.1 | 9.1 | 13.7 | 17.6 | 19.0 |
| Absolute minimum temperature (°C) | 12.0 | 12.3 | 10.4 | 6.5 | 1.2 | 1.3 | -1.1 | 0.1 | -0.2 | 6.1 | 10.5 | 15.3 |
| 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 | 13.1 | 12.3 | 11.4 | 10.7 | 10.4 | 10.5 | 11.1 | 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) | 12.6 | 12.1 | 10.8 | 10.3 | 9.4 | 9.0 | 9.3 | 10.1 | 10.5 | 11.3 | 12.0 | 12.5 |
| Precipitation (mm) | 11 | 14 | 27 | 6 | 16 | 3 | 1 | 1 | 15 | 40 | 6 | 66 |
| Sunny days | 20 | 17 | 21 | 27 | 23 | 26 | 28 | 29 | 26 | 28 | 22 | 22 |
| Rainy days | 11 | 11 | 10 | 3 | 8 | 4 | 3 | 2 | 4 | 3 | 8 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rietkloof is at