Average annual temperature is 18.9 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: 6.2 °C
Number of sunny days: 172 days
Number of rainy days: 193 days
Look at detailed online map of New River
* Weather data for New River 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 | 35.0 | 33.3 | 32.5 | 33.0 | 28.1 | 31.2 | 31.9 | 36.5 | 31.1 | 38.2 | 37.3 |
| Average daytime temperature (°C) | 27.5 | 26.6 | 26.5 | 25.9 | 22.6 | 21.7 | 22.0 | 22.8 | 24.7 | 22.6 | 26.2 | 25.1 |
| Average temperature (°C) | 22.7 | 22.6 | 21.8 | 19.9 | 17.1 | 15.1 | 14.6 | 15.8 | 18.0 | 17.9 | 21.0 | 20.8 |
| Average night temperature (°C) | 18.2 | 19.3 | 18.2 | 15.0 | 12.5 | 9.9 | 9.0 | 10.0 | 12.8 | 13.7 | 16.2 | 17.0 |
| Absolute minimum temperature (°C) | 12.8 | 16.7 | 12.2 | 11.0 | 7.8 | 7.1 | 7.0 | 6.2 | 7.5 | 8.8 | 8.2 | 13.2 |
| 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) | 10.0 | 7.9 | 9.2 | 9.0 | 7.9 | 8.9 | 8.2 | 8.8 | 8.5 | 7.7 | 9.3 | 7.4 |
| Precipitation (mm) | 122 | 194 | 57 | 22 | 67 | 6 | 14 | 13 | 27 | 129 | 43 | 158 |
| Sunny days | 12 | 4 | 7 | 19 | 16 | 20 | 22 | 21 | 15 | 13 | 17 | 6 |
| Rainy days | 19 | 24 | 24 | 11 | 15 | 10 | 9 | 10 | 15 | 18 | 13 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in New River is at