Average annual temperature is 17.1 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: 3.4 °C
Number of sunny days: 171 days
Number of rainy days: 194 days
Look at detailed online map of Thomson
* Weather data for Thomson 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) | 35.5 | 32.3 | 30.9 | 31.5 | 28.6 | 23.6 | 28.7 | 31.1 | 37.3 | 35.6 | 35.1 | 34.0 |
| Average daytime temperature (°C) | 27.2 | 25.8 | 25.6 | 24.0 | 20.1 | 18.1 | 19.9 | 23.3 | 23.2 | 21.1 | 25.9 | 23.5 |
| Average temperature (°C) | 21.8 | 20.8 | 20.1 | 17.6 | 14.4 | 13.0 | 13.1 | 15.6 | 15.9 | 15.5 | 19.1 | 18.6 |
| Average night temperature (°C) | 17.1 | 17.0 | 15.7 | 13.0 | 10.4 | 9.0 | 7.9 | 10.0 | 10.6 | 10.9 | 13.6 | 14.5 |
| Absolute minimum temperature (°C) | 9.8 | 11.5 | 9.4 | 8.5 | 5.2 | 4.3 | 3.4 | 4.3 | 4.2 | 5.3 | 7.4 | 11.4 |
| 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) | 14.0 | 13.2 | 12.3 | 11.3 | 10.5 | 10.1 | 10.3 | 11.0 | 11.9 | 12.9 | 13.7 | 14.2 |
| 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) | 9.0 | 8.1 | 8.8 | 8.8 | 7.5 | 7.5 | 9.1 | 9.4 | 9.2 | 8.3 | 9.8 | 6.5 |
| Precipitation (mm) | 102 | 119 | 75 | 57 | 103 | 36 | 4 | 5 | 64 | 108 | 32 | 137 |
| Sunny days | 9 | 5 | 9 | 13 | 14 | 24 | 23 | 27 | 19 | 9 | 15 | 4 |
| Rainy days | 22 | 23 | 22 | 17 | 17 | 6 | 8 | 4 | 11 | 22 | 15 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Thomson is at