Average annual temperature is 15.3 °C
Absolute maximum temperature: 39.9 °C
Absolute minimum temperature: -8.8 °C
Number of sunny days: 208 days
Number of rainy days: 156 days
Number of snow days: 1 day
Look at detailed online map of McDonald County
* Weather data for McDonald County 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) | 20.3 | 21.1 | 24.8 | 26.9 | 30.6 | 37.9 | 36.6 | 39.9 | 35.4 | 31.2 | 26.1 | 18.1 |
| Average daytime temperature (°C) | 10.3 | 13.2 | 14.6 | 20.3 | 25.8 | 30.8 | 32.7 | 33.3 | 29.5 | 21.2 | 15.9 | 11.2 |
| Average temperature (°C) | 4.6 | 6.2 | 8.6 | 13.7 | 19.2 | 23.9 | 26.2 | 26.5 | 22.6 | 15.7 | 9.5 | 6.1 |
| Average night temperature (°C) | 0.6 | 1.4 | 4.1 | 8.2 | 14.0 | 18.1 | 21.2 | 21.4 | 17.3 | 11.5 | 5.0 | 2.6 |
| Absolute minimum temperature (°C) | -8.8 | -8.2 | -7.1 | 1.6 | 4.5 | 13.3 | 17.3 | 14.2 | 13.2 | -2.4 | -5.2 | -3.6 |
| 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 | 14.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 5.5 | 6.8 | 7.3 | 10.0 | 10.6 | 12.6 | 11.3 | 11.5 | 10.6 | 7.9 | 7.7 | 5.6 |
| Precipitation (mm) | 48 | 105 | 221 | 69 | 98 | 99 | 53 | 80 | 112 | 93 | 72 | 71 |
| Sunny days | 17 | 19 | 14 | 16 | 13 | 16 | 18 | 18 | 19 | 18 | 21 | 19 |
| Rainy days | 13 | 9 | 17 | 14 | 18 | 14 | 13 | 13 | 11 | 13 | 9 | 12 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit McDonald County during the most sunny months:
The largest precipitation sum in McDonald County is at