Average annual temperature is 18.0 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: -3.3 °C
Number of sunny days: 191 days
Number of rainy days: 174 days
Look at detailed online map of McMillan
* Weather data for McMillan 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) | 22.3 | 26.9 | 29.9 | 30.6 | 32.3 | 34.0 | 36.9 | 37.5 | 33.9 | 28.0 | 26.2 | 22.4 |
| Average daytime temperature (°C) | 15.5 | 18.0 | 20.0 | 24.0 | 25.7 | 29.9 | 33.7 | 33.0 | 27.9 | 23.0 | 17.5 | 15.1 |
| Average temperature (°C) | 10.2 | 12.5 | 13.8 | 17.9 | 20.3 | 24.1 | 28.0 | 27.5 | 22.7 | 17.5 | 11.7 | 9.5 |
| Average night temperature (°C) | 6.0 | 8.3 | 8.7 | 12.3 | 15.2 | 18.8 | 23.4 | 22.8 | 18.0 | 13.0 | 7.1 | 5.1 |
| Absolute minimum temperature (°C) | -2.4 | -3.3 | -1.1 | 2.4 | 9.3 | 13.7 | 20.2 | 19.1 | 12.3 | 5.2 | -2.7 | -2.4 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 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) | 6.2 | 7.0 | 8.5 | 9.6 | 10.0 | 11.1 | 11.7 | 10.9 | 9.9 | 8.9 | 7.9 | 6.7 |
| Precipitation (mm) | 117 | 104 | 70 | 154 | 58 | 128 | 119 | 237 | 60 | 40 | 68 | 161 |
| Sunny days | 15 | 13 | 17 | 14 | 20 | 11 | 7 | 10 | 20 | 24 | 18 | 22 |
| Rainy days | 16 | 15 | 14 | 16 | 11 | 19 | 24 | 21 | 10 | 7 | 12 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit McMillan during the most sunny months:
The largest precipitation sum in McMillan is at