Average annual temperature is 11.7 °C
Absolute maximum temperature: 31.9 °C
Absolute minimum temperature: -12.0 °C
Number of sunny days: 166 days
Number of rainy days: 186 days
Number of snow days: 13 days
Look at detailed online map of Sycamore
* Weather data for Sycamore 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) | 16.5 | 19.8 | 18.8 | 26.5 | 29.6 | 31.2 | 31.8 | 31.3 | 31.9 | 28.6 | 19.8 | 16.8 |
| Average daytime temperature (°C) | 5.3 | 9.4 | 9.1 | 17.2 | 21.5 | 25.5 | 28.0 | 26.5 | 24.5 | 17.6 | 10.9 | 8.6 |
| Average temperature (°C) | 1.8 | 2.7 | 3.7 | 10.7 | 15.1 | 19.7 | 22.9 | 21.2 | 19.1 | 13.1 | 5.6 | 4.7 |
| Average night temperature (°C) | -1.3 | -1.8 | -0.4 | 5.1 | 9.2 | 14.2 | 18.1 | 16.4 | 14.5 | 9.2 | 1.6 | 1.9 |
| Absolute minimum temperature (°C) | -12.0 | -10.9 | -7.7 | -1.5 | 1.5 | 8.3 | 14.1 | 10.5 | 8.4 | -2.4 | -7.2 | -4.4 |
| 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 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 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) | 3.0 | 7.0 | 6.6 | 8.8 | 10.8 | 10.9 | 11.7 | 11.0 | 9.3 | 6.8 | 7.1 | 3.8 |
| Precipitation (mm) | 138 | 68 | 108 | 82 | 53 | 135 | 130 | 81 | 28 | 62 | 37 | 66 |
| Sunny days | 9 | 17 | 11 | 13 | 20 | 15 | 6 | 14 | 18 | 13 | 19 | 11 |
| Rainy days | 18 | 10 | 15 | 17 | 11 | 15 | 25 | 17 | 12 | 17 | 10 | 19 |
| Snow days | 4 | 1 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 |
The best time to visit Sycamore during the most sunny months:
The largest precipitation sum in Sycamore is at