Average annual temperature is 11.1 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: -13.3 °C
Number of sunny days: 146 days
Number of rainy days: 203 days
Number of snow days: 16 days
Look at detailed online map of McWilliams
* Weather data for McWilliams 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) | 15.1 | 19.1 | 18.4 | 27.2 | 31.1 | 33.0 | 30.7 | 31.1 | 31.5 | 26.5 | 16.4 | 15.0 |
| Average daytime temperature (°C) | 5.8 | 9.1 | 8.3 | 17.4 | 21.5 | 24.5 | 27.3 | 25.9 | 22.8 | 16.6 | 9.6 | 7.3 |
| Average temperature (°C) | 2.1 | 2.5 | 3.0 | 10.7 | 14.9 | 18.8 | 22.0 | 20.5 | 17.5 | 12.2 | 4.8 | 3.7 |
| Average night temperature (°C) | -0.6 | -2.2 | -1.1 | 5.0 | 8.6 | 13.5 | 17.3 | 16.2 | 13.2 | 8.6 | 0.9 | 0.9 |
| Absolute minimum temperature (°C) | -7.2 | -13.3 | -8.0 | -3.8 | 1.3 | 7.2 | 13.1 | 11.1 | 7.1 | -0.1 | -7.6 | -5.6 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 2.8 | 6.5 | 5.9 | 8.2 | 10.5 | 10.6 | 11.2 | 10.7 | 8.6 | 5.7 | 6.8 | 3.6 |
| Precipitation (mm) | 114 | 68 | 104 | 73 | 60 | 132 | 118 | 105 | 53 | 99 | 52 | 88 |
| Sunny days | 5 | 11 | 8 | 14 | 21 | 9 | 7 | 10 | 13 | 15 | 20 | 13 |
| Rainy days | 20 | 14 | 19 | 16 | 10 | 21 | 24 | 21 | 17 | 16 | 9 | 16 |
| Snow days | 6 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit McWilliams during the most sunny months:
The largest precipitation sum in McWilliams is at