Average annual temperature is 13.2 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -15.9 °C
Number of sunny days: 170 days
Number of rainy days: 192 days
Number of snow days: 3 days
Look at detailed online map of Hillside
* Weather data for Hillside 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) | 18.1 | 19.1 | 15.8 | 31.1 | 30.3 | 31.0 | 34.7 | 31.4 | 35.9 | 28.1 | 20.4 | 17.0 |
| Average daytime temperature (°C) | 8.9 | 8.5 | 10.6 | 18.6 | 21.6 | 25.9 | 30.5 | 28.1 | 25.1 | 20.0 | 11.8 | 9.5 |
| Average temperature (°C) | 4.9 | 3.5 | 5.4 | 12.9 | 15.9 | 20.2 | 25.0 | 23.2 | 20.2 | 14.7 | 6.7 | 5.2 |
| Average night temperature (°C) | 1.4 | -0.8 | 0.8 | 8.1 | 10.3 | 15.5 | 20.5 | 19.0 | 16.3 | 10.6 | 2.4 | 1.7 |
| Absolute minimum temperature (°C) | -3.7 | -15.9 | -3.7 | 0.1 | 5.0 | 10.3 | 16.8 | 15.6 | 9.6 | 5.0 | -4.2 | -5.2 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 4.5 | 6.6 | 7.4 | 8.7 | 12.1 | 10.3 | 11.7 | 10.4 | 7.8 | 7.7 | 7.5 | 5.1 |
| Precipitation (mm) | 137 | 52 | 119 | 142 | 47 | 106 | 152 | 92 | 245 | 101 | 65 | 226 |
| Sunny days | 14 | 18 | 12 | 13 | 18 | 9 | 7 | 12 | 14 | 18 | 18 | 17 |
| Rainy days | 17 | 8 | 18 | 17 | 13 | 21 | 24 | 19 | 16 | 13 | 12 | 14 |
| Snow days | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Hillside during the most sunny months:
The largest precipitation sum in Hillside is at