Average annual temperature is 11.7 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: -9.7 °C
Number of sunny days: 224 days
Number of rainy days: 131 days
Number of snow days: 10 days
Look at detailed online map of Sly Park
* Weather data for Sly Park 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 | 15.9 | 12.3 | 27.2 | 27.3 | 32.7 | 39.6 | 35.6 | 28.7 | 29.6 | 22.4 | 18.0 |
| Average daytime temperature (°C) | 8.3 | 9.3 | 6.7 | 16.3 | 19.5 | 23.7 | 32.2 | 29.6 | 23.8 | 21.3 | 15.1 | 12.9 |
| Average temperature (°C) | 3.1 | 2.8 | 2.2 | 8.8 | 13.4 | 16.7 | 24.4 | 22.3 | 16.7 | 13.8 | 8.4 | 6.6 |
| Average night temperature (°C) | -0.9 | -1.7 | -1.0 | 2.2 | 7.4 | 9.5 | 16.0 | 14.9 | 10.8 | 8.2 | 3.5 | 2.3 |
| Absolute minimum temperature (°C) | -9.3 | -6.2 | -8.6 | -9.7 | 0.9 | 4.7 | 8.8 | 11.0 | 5.7 | -0.6 | -1.7 | -2.5 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 5.1 | 6.6 | 6.4 | 11.2 | 11.3 | 12.5 | 13.4 | 12.0 | 10.4 | 9.7 | 7.9 | 6.3 |
| Precipitation (mm) | 367 | 181 | 392 | 28 | 68 | 14 | 0 | 24 | 101 | 17 | 113 | 96 |
| Sunny days | 11 | 14 | 8 | 23 | 11 | 19 | 31 | 24 | 22 | 25 | 18 | 18 |
| Rainy days | 20 | 10 | 18 | 6 | 20 | 11 | 0 | 7 | 8 | 6 | 12 | 13 |
| Snow days | 0 | 4 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sly Park during the most sunny months:
The largest precipitation sum in Sly Park is at