Average annual temperature is 10.2 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -25.1 °C
Number of sunny days: 137 days
Number of rainy days: 196 days
Number of snow days: 32 days
Look at detailed online map of West Perth
* Weather data for West Perth United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 8.5 | 16.6 | 12.2 | 28.9 | 32.4 | 34.5 | 31.5 | 27.9 | 32.3 | 28.9 | 18.2 | 11.4 |
| Average daytime temperature (°C) | 3.9 | 4.9 | 6.3 | 16.8 | 21.8 | 24.4 | 27.8 | 25.0 | 22.8 | 18.1 | 8.3 | 5.7 |
| Average temperature (°C) | 0.2 | -1.1 | 1.1 | 9.9 | 14.5 | 18.8 | 22.4 | 20.0 | 17.9 | 12.9 | 3.2 | 2.1 |
| Average night temperature (°C) | -2.9 | -5.9 | -3.6 | 4.5 | 7.7 | 14.0 | 18.1 | 16.0 | 13.9 | 8.8 | -0.5 | -0.4 |
| Absolute minimum temperature (°C) | -8.4 | -25.1 | -11.6 | -3.3 | 1.1 | 7.2 | 12.6 | 11.1 | 8.2 | 0.7 | -5.8 | -6.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 3.8 | 5.9 | 6.7 | 8.2 | 11.9 | 10.3 | 11.3 | 9.8 | 8.2 | 6.7 | 6.6 | 3.5 |
| Precipitation (mm) | 88 | 64 | 116 | 94 | 54 | 111 | 289 | 172 | 63 | 71 | 64 | 147 |
| Sunny days | 8 | 10 | 10 | 14 | 19 | 7 | 6 | 4 | 16 | 16 | 15 | 12 |
| Rainy days | 15 | 9 | 17 | 16 | 12 | 23 | 25 | 27 | 14 | 15 | 10 | 13 |
| Snow days | 8 | 9 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 6 |
The best time to visit West Perth during the most sunny months:
Months with the longest average daylight duration in West Perth:
The largest precipitation sum in West Perth is at