Average annual temperature is 16.9 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 0.1 °C
Number of sunny days: 231 days
Number of rainy days: 134 days
Look at detailed online map of Rietvlei Number 1
* Weather data for Rietvlei Number 1 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) | 37.4 | 38.7 | 35.9 | 35.6 | 30.7 | 20.1 | 22.8 | 31.3 | 27.2 | 33.1 | 40.3 | 37.8 |
| Average daytime temperature (°C) | 31.4 | 30.0 | 26.3 | 23.4 | 19.4 | 16.4 | 16.6 | 20.5 | 19.1 | 24.5 | 30.9 | 29.2 |
| Average temperature (°C) | 22.7 | 22.3 | 19.9 | 16.8 | 13.4 | 11.9 | 10.3 | 13.1 | 13.0 | 17.2 | 21.5 | 21.1 |
| Average night temperature (°C) | 16.4 | 16.7 | 14.9 | 10.9 | 8.0 | 7.7 | 4.8 | 6.5 | 7.4 | 11.3 | 14.4 | 15.1 |
| Absolute minimum temperature (°C) | 11.7 | 11.4 | 9.0 | 6.6 | 3.7 | 4.5 | 0.1 | 0.4 | 2.6 | 5.6 | 10.7 | 10.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.1 | 13.3 | 12.3 | 11.2 | 10.4 | 9.9 | 10.1 | 10.9 | 11.9 | 12.9 | 13.9 | 14.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.8 | 10.4 | 9.8 | 8.6 | 7.3 | 6.4 | 8.2 | 9.2 | 8.8 | 10.2 | 11.5 | 11.5 |
| Precipitation (mm) | 19 | 34 | 134 | 26 | 69 | 106 | 37 | 27 | 65 | 28 | 1 | 31 |
| Sunny days | 24 | 17 | 17 | 18 | 18 | 12 | 21 | 21 | 19 | 19 | 26 | 19 |
| Rainy days | 7 | 11 | 14 | 12 | 13 | 18 | 10 | 10 | 11 | 12 | 4 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rietvlei Number 1 is at