Average annual temperature is 19.8 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -1.6 °C
Number of sunny days: 172 days
Number of rainy days: 193 days
Look at detailed online map of City of Sycamore
* Weather data for City of 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) | 24.6 | 28.1 | 30.6 | 31.9 | 32.3 | 34.8 | 37.1 | 37.2 | 32.5 | 29.8 | 25.6 | 23.9 |
| Average daytime temperature (°C) | 18.3 | 21.4 | 23.1 | 26.4 | 27.8 | 31.2 | 33.7 | 34.4 | 29.7 | 24.6 | 19.2 | 16.0 |
| Average temperature (°C) | 12.4 | 15.6 | 16.8 | 19.8 | 22.0 | 25.5 | 28.0 | 28.6 | 24.3 | 19.1 | 14.1 | 11.1 |
| Average night temperature (°C) | 7.9 | 11.3 | 11.6 | 14.3 | 17.1 | 20.9 | 23.6 | 24.0 | 19.9 | 14.3 | 10.1 | 7.3 |
| Absolute minimum temperature (°C) | -1.6 | 0.1 | -0.5 | 8.3 | 10.1 | 17.8 | 21.1 | 21.9 | 16.1 | 8.2 | -0.2 | -0.6 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.1 | 12.0 | 13.0 | 13.8 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.6 | 10.1 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.9 | 7.9 | 8.8 | 9.3 | 10.6 | 10.8 | 11.3 | 11.3 | 10.0 | 9.1 | 6.8 | 6.6 |
| Precipitation (mm) | 144 | 117 | 90 | 77 | 55 | 191 | 113 | 128 | 40 | 75 | 57 | 158 |
| Sunny days | 16 | 13 | 14 | 11 | 12 | 10 | 4 | 11 | 15 | 23 | 20 | 23 |
| Rainy days | 15 | 15 | 17 | 19 | 19 | 20 | 27 | 20 | 15 | 8 | 10 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in City of Sycamore is at