Average annual temperature is 15.9 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: -8.5 °C
Number of sunny days: 206 days
Number of rainy days: 158 days
Number of snow days: 1 day
Look at detailed online map of May
* Weather data for May 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) | 20.6 | 21.3 | 24.6 | 27.4 | 31.1 | 37.9 | 37.0 | 40.4 | 36.4 | 31.8 | 26.2 | 18.6 |
| Average daytime temperature (°C) | 10.7 | 13.6 | 15.1 | 20.9 | 26.3 | 31.2 | 33.2 | 33.8 | 30.1 | 21.7 | 16.3 | 11.7 |
| Average temperature (°C) | 5.1 | 6.7 | 9.2 | 14.4 | 19.9 | 24.5 | 26.9 | 27.3 | 23.4 | 16.4 | 10.1 | 6.8 |
| Average night temperature (°C) | 1.2 | 1.9 | 4.6 | 8.8 | 14.7 | 18.9 | 21.9 | 22.1 | 18.1 | 12.1 | 5.6 | 3.2 |
| Absolute minimum temperature (°C) | -8.5 | -7.9 | -6.4 | 2.3 | 5.6 | 14.0 | 17.9 | 14.6 | 13.9 | -1.3 | -5.0 | -3.0 |
| 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 | 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 | 6.9 | 7.4 | 10.0 | 10.4 | 12.6 | 11.3 | 11.4 | 10.4 | 7.8 | 7.5 | 5.5 |
| Precipitation (mm) | 59 | 141 | 193 | 57 | 125 | 78 | 62 | 70 | 137 | 118 | 41 | 71 |
| Sunny days | 17 | 18 | 14 | 17 | 13 | 15 | 17 | 17 | 18 | 19 | 22 | 19 |
| Rainy days | 13 | 10 | 17 | 13 | 18 | 15 | 14 | 14 | 12 | 12 | 8 | 12 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit May during the most sunny months:
The largest precipitation sum in May is at