Average annual temperature is 21.8 °C
Absolute maximum temperature: 39.4 °C
Absolute minimum temperature: 6.1 °C
Number of sunny days: 255 days
Number of rainy days: 110 days
Look at detailed online map of Rolleston
* Weather data for Rolleston Australia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.7 | 38.8 | 36.8 | 31.8 | 26.1 | 28.7 | 24.8 | 30.1 | 34.9 | 37.6 | 39.4 | 37.0 |
| Average daytime temperature (°C) | 31.2 | 33.2 | 31.7 | 28.3 | 22.7 | 23.7 | 21.6 | 25.1 | 28.7 | 31.7 | 31.0 | 33.3 |
| Average temperature (°C) | 25.5 | 26.7 | 25.7 | 21.7 | 15.6 | 16.7 | 15.2 | 17.6 | 21.1 | 24.4 | 25.0 | 26.8 |
| Average night temperature (°C) | 21.0 | 21.0 | 20.6 | 15.7 | 9.7 | 10.8 | 9.8 | 11.1 | 13.8 | 17.1 | 19.9 | 21.5 |
| Absolute minimum temperature (°C) | 18.3 | 18.5 | 16.2 | 10.2 | 6.2 | 6.2 | 6.1 | 7.5 | 9.7 | 14.0 | 16.8 | 19.1 |
| 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) | 13.5 | 12.9 | 12.2 | 11.5 | 10.9 | 10.6 | 10.8 | 11.3 | 12.0 | 12.7 | 13.3 | 13.6 |
| 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) | 9.0 | 10.4 | 9.9 | 9.9 | 9.6 | 9.4 | 8.7 | 10.3 | 11.2 | 11.6 | 9.4 | 11.1 |
| Precipitation (mm) | 164 | 25 | 113 | 32 | 24 | 1 | 43 | 4 | 0 | 9 | 176 | 116 |
| Sunny days | 10 | 21 | 15 | 24 | 26 | 25 | 25 | 28 | 29 | 30 | 9 | 13 |
| Rainy days | 21 | 7 | 16 | 6 | 5 | 5 | 6 | 3 | 1 | 1 | 21 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rolleston is at