Average annual temperature is 9.4 °C
Absolute maximum temperature: 32.3 °C
Absolute minimum temperature: -30.9 °C
Number of sunny days: 115 days
Number of rainy days: 215 days
Number of snow days: 35 days
Look at detailed online map of Town of Herkimer
* Weather data for Town of Herkimer 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) | 11.1 | 16.1 | 13.8 | 27.2 | 30.2 | 32.3 | 31.6 | 28.1 | 30.5 | 29.1 | 16.6 | 11.4 |
| Average daytime temperature (°C) | 3.0 | 4.4 | 5.3 | 16.0 | 20.6 | 23.5 | 27.0 | 24.1 | 21.9 | 17.0 | 7.4 | 5.3 |
| Average temperature (°C) | -0.6 | -1.8 | 0.2 | 9.0 | 13.2 | 17.9 | 21.6 | 19.0 | 16.8 | 12.1 | 2.7 | 1.9 |
| Average night temperature (°C) | -3.6 | -7.0 | -4.0 | 3.6 | 6.7 | 13.1 | 17.2 | 15.1 | 12.7 | 8.4 | -0.7 | -0.6 |
| Absolute minimum temperature (°C) | -10.2 | -30.9 | -11.6 | -5.2 | 0.1 | 7.4 | 12.8 | 10.4 | 5.3 | 0.3 | -6.8 | -7.8 |
| 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) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 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) | 2.8 | 5.1 | 5.7 | 8.0 | 11.8 | 9.8 | 11.0 | 9.7 | 8.6 | 5.9 | 5.4 | 2.5 |
| Precipitation (mm) | 111 | 94 | 120 | 122 | 47 | 116 | 161 | 219 | 73 | 70 | 85 | 142 |
| Sunny days | 6 | 8 | 8 | 9 | 21 | 8 | 6 | 5 | 17 | 10 | 9 | 8 |
| Rainy days | 16 | 13 | 16 | 21 | 10 | 22 | 25 | 26 | 13 | 21 | 15 | 17 |
| Snow days | 9 | 7 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 6 |
The best time to visit Town of Herkimer during the most sunny months:
Months with the longest average daylight duration in Town of Herkimer:
The largest precipitation sum in Town of Herkimer is at