Average annual temperature is 13.6 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -10.5 °C
Number of sunny days: 188 days
Number of rainy days: 169 days
Number of snow days: 8 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) | 19.6 | 22.6 | 23.9 | 30.3 | 29.0 | 32.9 | 36.4 | 34.4 | 35.8 | 28.8 | 22.7 | 17.9 |
| Average daytime temperature (°C) | 9.8 | 13.2 | 13.7 | 22.0 | 22.9 | 26.9 | 32.2 | 30.8 | 26.4 | 20.8 | 13.7 | 10.7 |
| Average temperature (°C) | 5.1 | 6.7 | 6.9 | 13.9 | 15.8 | 19.9 | 25.1 | 23.7 | 19.7 | 14.3 | 6.8 | 5.2 |
| Average night temperature (°C) | 1.5 | 1.6 | 1.6 | 7.2 | 9.5 | 13.8 | 18.7 | 18.0 | 14.3 | 9.3 | 1.8 | 1.5 |
| Absolute minimum temperature (°C) | -5.0 | -10.5 | -6.5 | 0.1 | 1.9 | 7.9 | 15.0 | 12.0 | 9.7 | 1.6 | -6.4 | -4.7 |
| 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 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 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) | 5.2 | 7.2 | 8.0 | 9.2 | 10.3 | 10.6 | 12.2 | 11.0 | 9.1 | 7.9 | 7.6 | 5.1 |
| Precipitation (mm) | 35 | 57 | 62 | 65 | 75 | 75 | 29 | 32 | 85 | 24 | 49 | 74 |
| Sunny days | 13 | 16 | 14 | 18 | 16 | 12 | 12 | 13 | 16 | 19 | 22 | 17 |
| Rainy days | 17 | 10 | 15 | 12 | 15 | 18 | 19 | 18 | 14 | 12 | 7 | 12 |
| Snow days | 1 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Sycamore during the most sunny months:
The largest precipitation sum in Sycamore is at