Average annual temperature is 17.8 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: -6.5 °C
Number of sunny days: 213 days
Number of rainy days: 151 days
Number of snow days: 1 day
Look at detailed online map of Mill Creek
* Weather data for Mill Creek 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) | 22.1 | 24.1 | 26.9 | 29.1 | 32.4 | 38.0 | 39.6 | 41.1 | 37.6 | 30.8 | 28.1 | 21.9 |
| Average daytime temperature (°C) | 13.2 | 14.7 | 18.1 | 21.3 | 26.6 | 32.2 | 34.8 | 36.1 | 31.2 | 23.0 | 17.5 | 13.3 |
| Average temperature (°C) | 7.8 | 8.0 | 12.0 | 15.5 | 21.2 | 26.0 | 28.6 | 29.9 | 25.5 | 18.1 | 12.0 | 8.4 |
| Average night temperature (°C) | 3.8 | 3.6 | 7.6 | 11.0 | 16.8 | 21.1 | 24.0 | 24.7 | 20.8 | 14.2 | 7.9 | 4.9 |
| Absolute minimum temperature (°C) | -6.5 | -5.8 | -3.6 | 6.5 | 8.3 | 16.1 | 21.0 | 18.1 | 17.0 | 0.3 | -1.5 | -1.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.8 | 6.4 | 7.8 | 9.4 | 10.0 | 11.7 | 11.7 | 12.3 | 10.1 | 7.9 | 8.0 | 6.9 |
| Precipitation (mm) | 43 | 118 | 171 | 78 | 65 | 94 | 72 | 10 | 71 | 192 | 39 | 63 |
| Sunny days | 21 | 15 | 16 | 14 | 10 | 12 | 16 | 26 | 18 | 18 | 24 | 23 |
| Rainy days | 10 | 12 | 15 | 16 | 21 | 18 | 15 | 5 | 12 | 13 | 6 | 8 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Mill Creek during the most sunny months:
The largest precipitation sum in Mill Creek is at