Average annual temperature is 19.5 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 8.5 °C
Number of sunny days: 166 days
Number of rainy days: 199 days
Look at detailed online map of Thornwood
* Weather data for Thornwood 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) | 35.9 | 36.2 | 34.3 | 33.1 | 33.1 | 28.1 | 31.5 | 30.7 | 36.4 | 31.8 | 37.6 | 35.3 |
| Average daytime temperature (°C) | 28.0 | 26.7 | 26.7 | 26.2 | 22.7 | 21.9 | 21.9 | 22.7 | 24.6 | 22.6 | 25.9 | 24.8 |
| Average temperature (°C) | 23.2 | 22.7 | 22.2 | 20.7 | 18.0 | 16.3 | 15.7 | 16.6 | 18.6 | 18.2 | 21.2 | 20.9 |
| Average night temperature (°C) | 19.3 | 19.8 | 18.9 | 16.5 | 14.1 | 12.0 | 11.1 | 11.8 | 13.9 | 14.4 | 17.1 | 17.4 |
| Absolute minimum temperature (°C) | 14.0 | 17.2 | 14.4 | 12.8 | 10.0 | 9.3 | 8.8 | 8.5 | 8.9 | 9.9 | 9.9 | 14.3 |
| 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 | 10.3 | 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) | 9.9 | 8.0 | 9.0 | 9.0 | 7.7 | 8.7 | 8.4 | 8.6 | 8.7 | 7.9 | 8.9 | 7.2 |
| Precipitation (mm) | 111 | 183 | 55 | 26 | 71 | 13 | 20 | 25 | 35 | 167 | 40 | 152 |
| Sunny days | 14 | 2 | 5 | 19 | 16 | 18 | 23 | 22 | 15 | 14 | 13 | 5 |
| Rainy days | 17 | 26 | 26 | 11 | 15 | 12 | 8 | 9 | 15 | 17 | 17 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Thornwood is at