Average annual temperature is 14.2 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: -4.8 °C
Number of sunny days: 210 days
Number of rainy days: 154 days
Number of snow days: 1 day
Look at detailed online map of Riet Vlei
* Weather data for Riet Vlei Lesotho is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.3 | 28.7 | 26.2 | 24.7 | 23.0 | 19.1 | 21.2 | 23.0 | 29.4 | 32.1 | 33.0 | 31.0 |
| Average daytime temperature (°C) | 25.7 | 23.6 | 23.7 | 21.1 | 17.2 | 13.8 | 14.6 | 18.3 | 22.2 | 24.1 | 26.1 | 25.4 |
| Average temperature (°C) | 19.6 | 18.1 | 17.1 | 13.8 | 10.5 | 7.0 | 6.7 | 9.8 | 13.9 | 16.4 | 19.0 | 19.1 |
| Average night temperature (°C) | 13.2 | 13.0 | 11.2 | 7.0 | 4.7 | 1.2 | 0.1 | 1.6 | 5.6 | 8.8 | 11.7 | 13.1 |
| Absolute minimum temperature (°C) | 9.0 | 8.2 | 6.0 | 2.3 | -2.0 | -2.0 | -4.8 | -2.7 | -1.5 | 3.4 | 3.5 | 9.7 |
| 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 | 13.0 | 14.0 |
| Daylight mean duration (h) | 13.8 | 13.1 | 12.3 | 11.4 | 10.6 | 10.2 | 10.4 | 11.1 | 11.9 | 12.8 | 13.6 | 14.0 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 12.4 | 9.9 | 10.8 | 9.9 | 9.1 | 8.7 | 9.1 | 9.9 | 10.0 | 10.9 | 11.9 | 11.3 |
| Precipitation (mm) | 182 | 137 | 79 | 47 | 77 | 6 | 17 | 5 | 29 | 81 | 53 | 203 |
| Sunny days | 11 | 7 | 11 | 21 | 15 | 24 | 24 | 27 | 24 | 19 | 18 | 9 |
| Rainy days | 20 | 21 | 20 | 9 | 16 | 6 | 6 | 4 | 6 | 12 | 12 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riet Vlei is at