Average annual temperature is 16.3 °C
Absolute maximum temperature: 34.4 °C
Absolute minimum temperature: 1.5 °C
Number of sunny days: 177 days
Number of rainy days: 188 days
Look at detailed online map of Alva
* Weather data for Alva 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) | 31.0 | 28.5 | 30.1 | 28.7 | 26.1 | 24.1 | 24.7 | 27.3 | 32.5 | 34.0 | 34.4 | 32.7 |
| Average daytime temperature (°C) | 25.7 | 23.2 | 24.4 | 23.9 | 19.6 | 19.1 | 17.2 | 20.7 | 25.8 | 22.4 | 26.4 | 24.7 |
| Average temperature (°C) | 19.8 | 18.3 | 18.5 | 17.0 | 13.8 | 12.9 | 11.0 | 13.4 | 17.1 | 15.8 | 19.5 | 18.6 |
| Average night temperature (°C) | 14.0 | 14.6 | 13.8 | 11.4 | 9.1 | 7.6 | 5.6 | 6.9 | 9.9 | 10.1 | 13.4 | 13.8 |
| Absolute minimum temperature (°C) | 7.9 | 12.0 | 8.3 | 7.6 | 3.2 | 3.8 | 1.5 | 1.7 | 2.5 | 3.4 | 3.2 | 9.5 |
| 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) | 10.6 | 8.2 | 10.3 | 9.9 | 8.8 | 9.3 | 8.6 | 9.6 | 10.1 | 8.4 | 10.1 | 8.3 |
| Precipitation (mm) | 117 | 218 | 55 | 14 | 53 | 10 | 17 | 2 | 19 | 195 | 42 | 221 |
| Sunny days | 14 | 3 | 7 | 18 | 16 | 27 | 24 | 25 | 16 | 16 | 7 | 4 |
| Rainy days | 17 | 25 | 24 | 12 | 15 | 3 | 7 | 6 | 14 | 15 | 23 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Alva is at