Average annual temperature is 17.5 °C
Absolute maximum temperature: 42.0 °C
Absolute minimum temperature: 1.4 °C
Number of sunny days: 265 days
Number of rainy days: 100 days
Look at detailed online map of Grassville
* Weather data for Grassville 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) | 41.4 | 40.9 | 39.1 | 28.1 | 23.8 | 23.2 | 20.9 | 28.0 | 34.4 | 35.5 | 42.0 | 41.2 |
| Average daytime temperature (°C) | 32.7 | 32.1 | 28.3 | 22.7 | 18.6 | 16.9 | 16.3 | 18.9 | 24.5 | 24.5 | 28.1 | 29.9 |
| Average temperature (°C) | 24.5 | 24.0 | 20.9 | 16.6 | 13.0 | 12.1 | 10.6 | 12.3 | 16.8 | 17.2 | 20.1 | 22.0 |
| Average night temperature (°C) | 16.9 | 16.3 | 14.2 | 10.8 | 8.1 | 8.5 | 6.2 | 6.8 | 9.8 | 10.3 | 12.7 | 15.1 |
| Absolute minimum temperature (°C) | 11.4 | 10.2 | 9.9 | 6.4 | 4.0 | 4.0 | 1.6 | 1.4 | 3.2 | 6.0 | 9.5 | 10.7 |
| 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) | 14.1 | 13.3 | 12.3 | 11.2 | 10.4 | 10.0 | 10.2 | 10.9 | 11.9 | 12.9 | 13.9 | 14.3 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.9 | 11.7 | 10.2 | 9.1 | 7.3 | 6.8 | 7.8 | 8.7 | 10.7 | 11.2 | 12.3 | 11.3 |
| Precipitation (mm) | 23 | 1 | 17 | 24 | 9 | 33 | 10 | 24 | 4 | 12 | 44 | 15 |
| Sunny days | 24 | 27 | 25 | 21 | 21 | 15 | 17 | 19 | 26 | 25 | 23 | 22 |
| Rainy days | 7 | 1 | 6 | 9 | 10 | 15 | 14 | 12 | 4 | 6 | 7 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Grassville is at