Average annual temperature is 14.4 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: -4.0 °C
Number of sunny days: 232 days
Number of rainy days: 131 days
Number of snow days: 2 days
Look at detailed online map of Rosslands
* Weather data for Rosslands 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) | 34.2 | 31.3 | 29.9 | 26.7 | 23.7 | 19.7 | 20.2 | 22.8 | 30.2 | 31.7 | 36.8 | 34.9 |
| Average daytime temperature (°C) | 28.2 | 25.8 | 25.7 | 21.8 | 17.0 | 13.4 | 14.2 | 18.3 | 20.8 | 24.0 | 28.6 | 28.0 |
| Average temperature (°C) | 20.5 | 18.7 | 17.9 | 14.1 | 9.9 | 6.7 | 6.9 | 10.1 | 13.0 | 15.5 | 20.3 | 19.5 |
| Average night temperature (°C) | 13.4 | 12.8 | 11.1 | 6.8 | 4.2 | 1.2 | 0.6 | 2.5 | 5.4 | 7.5 | 11.8 | 12.4 |
| Absolute minimum temperature (°C) | 7.1 | 7.7 | 4.6 | 0.3 | -2.6 | -1.7 | -4.0 | -3.9 | -3.0 | 1.4 | 5.3 | 8.1 |
| 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) | 13.9 | 13.2 | 12.3 | 11.3 | 10.5 | 10.2 | 10.3 | 11.0 | 11.9 | 12.9 | 13.7 | 14.1 |
| 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 | 14.0 |
| Sunshine mean duration (h) | 11.8 | 10.8 | 10.5 | 9.7 | 8.3 | 8.2 | 8.7 | 9.9 | 10.0 | 11.3 | 11.7 | 11.3 |
| Precipitation (mm) | 103 | 106 | 33 | 25 | 76 | 9 | 26 | 4 | 28 | 21 | 27 | 100 |
| Sunny days | 11 | 13 | 15 | 24 | 22 | 22 | 23 | 27 | 24 | 23 | 17 | 11 |
| Rainy days | 20 | 15 | 16 | 6 | 9 | 8 | 6 | 4 | 6 | 8 | 13 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rosslands is at