Average annual temperature is 15.8 °C
Absolute maximum temperature: 38.6 °C
Absolute minimum temperature: -2.4 °C
Number of sunny days: 231 days
Number of rainy days: 134 days
Look at detailed online map of Grenfell
* Weather data for Grenfell 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) | 36.0 | 36.6 | 35.8 | 23.7 | 19.2 | 19.7 | 17.1 | 19.5 | 29.1 | 32.3 | 33.3 | 38.6 |
| Average daytime temperature (°C) | 29.7 | 29.7 | 26.9 | 19.9 | 14.6 | 13.3 | 13.5 | 15.6 | 20.8 | 22.6 | 26.5 | 29.0 |
| Average temperature (°C) | 23.2 | 22.7 | 20.6 | 14.5 | 9.3 | 8.9 | 8.3 | 9.9 | 14.0 | 15.7 | 20.2 | 22.9 |
| Average night temperature (°C) | 16.8 | 15.8 | 14.9 | 10.1 | 4.8 | 5.2 | 4.0 | 5.3 | 7.3 | 8.9 | 14.0 | 16.6 |
| Absolute minimum temperature (°C) | 12.7 | 9.3 | 8.5 | 5.0 | 1.3 | -2.4 | -1.2 | 0.7 | -0.3 | 3.2 | 9.0 | 12.1 |
| 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 | 9.9 | 10.1 | 10.9 | 11.9 | 12.9 | 13.9 | 14.4 |
| 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 | 12.2 | 10.0 | 8.6 | 7.6 | 6.5 | 7.0 | 9.0 | 10.8 | 11.2 | 11.0 | 12.3 |
| Precipitation (mm) | 30 | 6 | 55 | 49 | 11 | 58 | 23 | 33 | 8 | 37 | 118 | 86 |
| Sunny days | 18 | 26 | 17 | 17 | 19 | 15 | 18 | 17 | 27 | 23 | 15 | 19 |
| Rainy days | 13 | 2 | 14 | 13 | 12 | 15 | 13 | 14 | 3 | 8 | 15 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Grenfell during the most sunny months:
The largest precipitation sum in Grenfell is at