Average annual temperature is 16.1 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: -3.2 °C
Number of sunny days: 243 days
Number of rainy days: 122 days
Look at detailed online map of Rosmead
* Weather data for Rosmead 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) | 38.0 | 34.2 | 32.4 | 29.4 | 26.3 | 21.5 | 23.3 | 26.6 | 32.2 | 34.0 | 38.2 | 38.4 |
| Average daytime temperature (°C) | 31.1 | 27.8 | 28.0 | 24.5 | 18.4 | 15.5 | 16.1 | 20.4 | 22.1 | 24.4 | 30.9 | 29.6 |
| Average temperature (°C) | 22.7 | 20.4 | 19.9 | 16.3 | 11.4 | 9.0 | 8.9 | 12.3 | 14.1 | 16.1 | 22.1 | 20.6 |
| Average night temperature (°C) | 14.8 | 14.0 | 12.7 | 8.8 | 5.3 | 3.6 | 2.6 | 4.7 | 6.1 | 8.4 | 13.1 | 13.1 |
| Absolute minimum temperature (°C) | 8.2 | 9.2 | 4.9 | 2.4 | -0.2 | -0.3 | -3.2 | -3.0 | -2.2 | 2.9 | 7.6 | 9.2 |
| 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 | 14.0 | 14.0 |
| Daylight mean duration (h) | 13.9 | 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) | 11.5 | 10.5 | 10.6 | 9.5 | 7.5 | 8.6 | 8.7 | 9.9 | 10.1 | 10.1 | 11.7 | 10.8 |
| Precipitation (mm) | 48 | 71 | 33 | 5 | 73 | 15 | 10 | 0 | 32 | 28 | 12 | 52 |
| Sunny days | 16 | 13 | 18 | 24 | 21 | 20 | 24 | 27 | 23 | 22 | 22 | 13 |
| Rainy days | 15 | 15 | 13 | 6 | 10 | 10 | 7 | 4 | 7 | 9 | 8 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rosmead is at