Average annual temperature is 14.3 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -9.5 °C
Number of sunny days: 174 days
Number of rainy days: 191 days
Look at detailed online map of West McLean
* Weather data for West McLean 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) | 18.1 | 23.4 | 26.3 | 30.6 | 28.8 | 33.2 | 37.4 | 33.7 | 36.7 | 27.3 | 24.8 | 16.2 |
| Average daytime temperature (°C) | 10.0 | 12.0 | 13.2 | 21.9 | 22.9 | 27.6 | 31.3 | 30.2 | 26.4 | 21.0 | 13.4 | 10.3 |
| Average temperature (°C) | 5.7 | 6.6 | 7.3 | 15.1 | 16.5 | 21.2 | 25.2 | 24.2 | 21.0 | 15.3 | 7.8 | 5.9 |
| Average night temperature (°C) | 2.4 | 2.2 | 2.4 | 9.7 | 10.7 | 15.7 | 20.6 | 19.6 | 16.4 | 10.9 | 3.6 | 2.5 |
| Absolute minimum temperature (°C) | -3.1 | -9.5 | -5.0 | 1.7 | 4.5 | 11.4 | 18.1 | 15.6 | 10.2 | 5.6 | -5.4 | -3.4 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.2 | 6.3 | 7.5 | 9.1 | 10.5 | 10.8 | 12.1 | 10.7 | 8.6 | 8.6 | 7.7 | 5.5 |
| Precipitation (mm) | 82 | 67 | 75 | 125 | 39 | 111 | 172 | 56 | 119 | 39 | 61 | 196 |
| Sunny days | 15 | 15 | 14 | 17 | 15 | 12 | 4 | 9 | 14 | 19 | 23 | 17 |
| Rainy days | 16 | 13 | 17 | 13 | 16 | 18 | 27 | 22 | 16 | 12 | 7 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit West McLean during the most sunny months:
The largest precipitation sum in West McLean is at