Average annual temperature is 11.5 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -19.8 °C
Number of sunny days: 164 days
Number of rainy days: 192 days
Number of snow days: 9 days
Look at detailed online map of Lewisboro
* Weather data for Lewisboro 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) | 18.5 | 18.5 | 14.9 | 31.8 | 28.0 | 33.0 | 31.8 | 30.2 | 34.3 | 27.2 | 18.2 | 14.9 |
| Average daytime temperature (°C) | 7.2 | 6.7 | 9.0 | 17.3 | 20.4 | 24.4 | 28.1 | 25.9 | 22.8 | 18.1 | 9.8 | 8.2 |
| Average temperature (°C) | 3.2 | 1.8 | 3.7 | 11.2 | 14.3 | 18.6 | 23.2 | 21.0 | 18.1 | 13.3 | 4.8 | 3.9 |
| Average night temperature (°C) | -0.1 | -2.5 | -0.6 | 6.3 | 8.6 | 13.8 | 19.3 | 17.0 | 14.7 | 9.6 | 1.0 | 0.6 |
| Absolute minimum temperature (°C) | -5.3 | -19.8 | -5.1 | -2.0 | 2.9 | 7.4 | 15.1 | 13.4 | 7.9 | 3.4 | -5.0 | -6.6 |
| 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 | 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) | 4.8 | 6.4 | 7.4 | 8.7 | 12.3 | 10.6 | 11.3 | 10.0 | 7.7 | 7.6 | 7.3 | 5.1 |
| Precipitation (mm) | 142 | 52 | 109 | 139 | 53 | 78 | 171 | 124 | 244 | 107 | 61 | 208 |
| Sunny days | 13 | 16 | 14 | 12 | 19 | 6 | 8 | 10 | 13 | 16 | 18 | 19 |
| Rainy days | 17 | 9 | 13 | 18 | 12 | 24 | 23 | 21 | 17 | 15 | 11 | 12 |
| Snow days | 1 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Lewisboro during the most sunny months:
The largest precipitation sum in Lewisboro is at