Average annual temperature is 5.9 °C
Absolute maximum temperature: 30.5 °C
Absolute minimum temperature: -34.1 °C
Number of sunny days: 137 days
Number of rainy days: 180 days
Number of snow days: 48 days
Look at detailed online map of Franklin County
* Weather data for Franklin County 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) | 8.0 | 6.5 | 5.5 | 20.9 | 27.8 | 30.5 | 27.7 | 24.0 | 28.2 | 25.7 | 9.3 | 10.1 |
| Average daytime temperature (°C) | -0.8 | -3.3 | 1.6 | 9.4 | 16.2 | 18.5 | 23.5 | 20.3 | 20.3 | 13.7 | 2.6 | 1.2 |
| Average temperature (°C) | -4.6 | -8.2 | -2.4 | 3.8 | 10.3 | 14.5 | 19.4 | 16.1 | 15.6 | 9.6 | -1.6 | -2.5 |
| Average night temperature (°C) | -8.0 | -13.1 | -5.8 | -0.6 | 5.2 | 11.2 | 15.9 | 12.6 | 11.9 | 6.2 | -5.1 | -6.0 |
| Absolute minimum temperature (°C) | -16.0 | -34.1 | -11.5 | -9.1 | -3.8 | 4.6 | 9.9 | 8.0 | 4.5 | -5.0 | -12.6 | -17.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.2 | 10.4 | 11.9 | 13.5 | 14.8 | 15.5 | 15.2 | 14.0 | 12.5 | 11.0 | 9.6 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 3.7 | 6.8 | 7.1 | 8.0 | 11.2 | 7.0 | 10.1 | 9.7 | 8.9 | 6.0 | 6.6 | 4.3 |
| Precipitation (mm) | 138 | 48 | 88 | 92 | 196 | 279 | 193 | 165 | 106 | 143 | 62 | 235 |
| Sunny days | 8 | 14 | 11 | 13 | 16 | 4 | 2 | 7 | 13 | 15 | 18 | 16 |
| Rainy days | 9 | 5 | 5 | 14 | 15 | 26 | 29 | 24 | 17 | 15 | 10 | 11 |
| Snow days | 14 | 9 | 15 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 |
The best time to visit Franklin County during the most sunny months:
Months with the longest average daylight duration in Franklin County:
The largest precipitation sum in Franklin County is at