Average annual temperature is 23.8 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 8.4 °C
Number of sunny days: 261 days
Number of rainy days: 104 days
Look at detailed online map of Diamond Downs West
* Weather data for Diamond Downs West 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) | 37.3 | 36.9 | 37.1 | 35.8 | 29.9 | 29.9 | 26.7 | 31.6 | 34.2 | 37.9 | 39.6 | 36.6 |
| Average daytime temperature (°C) | 31.5 | 31.7 | 32.3 | 30.7 | 26.0 | 26.9 | 23.4 | 26.8 | 30.1 | 33.3 | 32.7 | 33.1 |
| Average temperature (°C) | 26.2 | 26.3 | 26.7 | 24.7 | 19.8 | 21.0 | 17.9 | 20.2 | 23.1 | 26.2 | 26.6 | 27.2 |
| Average night temperature (°C) | 21.8 | 21.6 | 21.8 | 19.0 | 13.8 | 15.3 | 13.2 | 13.5 | 16.2 | 19.1 | 21.4 | 22.2 |
| Absolute minimum temperature (°C) | 18.8 | 19.4 | 19.0 | 15.3 | 9.5 | 10.6 | 8.4 | 10.7 | 13.7 | 15.5 | 17.8 | 19.8 |
| 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 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.3 | 12.8 | 12.2 | 11.6 | 11.1 | 10.8 | 10.9 | 11.4 | 12.0 | 12.6 | 13.2 | 13.5 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 9.4 | 9.4 | 10.4 | 10.3 | 9.9 | 9.3 | 8.8 | 10.5 | 11.2 | 11.7 | 10.3 | 11.3 |
| Precipitation (mm) | 296 | 62 | 60 | 13 | 0 | 0 | 56 | 0 | 0 | 0 | 122 | 106 |
| Sunny days | 12 | 14 | 17 | 22 | 29 | 28 | 23 | 31 | 29 | 29 | 14 | 13 |
| Rainy days | 19 | 14 | 14 | 8 | 2 | 2 | 8 | 0 | 1 | 2 | 16 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Diamond Downs West is at