Average annual temperature is 18.0 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: -6.6 °C
Number of sunny days: 215 days
Number of rainy days: 149 days
Number of snow days: 1 day
Look at detailed online map of McAlester
* Weather data for McAlester 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) | 21.7 | 24.4 | 26.2 | 29.6 | 32.7 | 39.0 | 39.2 | 40.6 | 37.2 | 31.7 | 28.1 | 22.3 |
| Average daytime temperature (°C) | 13.2 | 15.1 | 18.1 | 22.0 | 27.5 | 33.1 | 35.0 | 36.1 | 31.7 | 23.8 | 18.1 | 13.8 |
| Average temperature (°C) | 7.8 | 8.4 | 12.0 | 15.9 | 21.5 | 26.4 | 28.7 | 29.6 | 25.5 | 18.4 | 12.0 | 8.6 |
| Average night temperature (°C) | 3.7 | 4.1 | 7.8 | 11.1 | 16.4 | 21.0 | 24.0 | 24.5 | 20.6 | 14.2 | 7.6 | 4.6 |
| Absolute minimum temperature (°C) | -6.6 | -5.8 | -3.6 | 5.8 | 7.6 | 16.7 | 20.3 | 17.6 | 16.8 | -0.8 | -1.9 | -2.0 |
| 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) | 6.3 | 5.9 | 7.6 | 9.3 | 10.3 | 11.9 | 11.6 | 12.2 | 10.3 | 8.0 | 8.1 | 7.0 |
| Precipitation (mm) | 63 | 100 | 193 | 117 | 60 | 89 | 82 | 33 | 148 | 149 | 48 | 36 |
| Sunny days | 20 | 14 | 16 | 16 | 15 | 13 | 19 | 22 | 18 | 18 | 22 | 22 |
| Rainy days | 10 | 14 | 15 | 14 | 16 | 17 | 12 | 9 | 12 | 13 | 8 | 9 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit McAlester during the most sunny months:
The largest precipitation sum in McAlester is at