Average annual temperature is 13.4 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: -16.8 °C
Number of sunny days: 236 days
Number of rainy days: 120 days
Number of snow days: 9 days
Look at detailed online map of Township of Herkimer
* Weather data for Township 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) | 12.5 | 16.8 | 23.1 | 30.1 | 32.4 | 35.8 | 38.3 | 40.6 | 36.6 | 32.9 | 22.7 | 16.4 |
| Average daytime temperature (°C) | 4.4 | 8.4 | 10.6 | 20.8 | 26.7 | 30.2 | 30.9 | 32.6 | 29.4 | 20.4 | 13.1 | 7.8 |
| Average temperature (°C) | -0.5 | 0.9 | 4.2 | 12.7 | 19.8 | 24.0 | 24.9 | 26.1 | 22.8 | 14.4 | 7.0 | 3.1 |
| Average night temperature (°C) | -4.1 | -4.2 | -0.4 | 6.5 | 13.9 | 18.1 | 20.0 | 21.0 | 17.3 | 9.5 | 2.4 | -0.5 |
| Absolute minimum temperature (°C) | -14.9 | -16.8 | -9.1 | -3.8 | 4.4 | 11.0 | 15.0 | 13.9 | 10.9 | -5.4 | -5.8 | -5.4 |
| 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 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 6.2 | 8.4 | 7.8 | 10.4 | 10.9 | 12.3 | 11.5 | 11.6 | 10.4 | 7.8 | 7.1 | 5.1 |
| Precipitation (mm) | 30 | 44 | 23 | 21 | 50 | 68 | 106 | 46 | 37 | 45 | 21 | 59 |
| Sunny days | 22 | 20 | 22 | 22 | 15 | 17 | 13 | 21 | 22 | 18 | 23 | 21 |
| Rainy days | 6 | 7 | 9 | 8 | 16 | 13 | 18 | 10 | 8 | 12 | 5 | 8 |
| Snow days | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 |
The best time to visit Township of Herkimer during the most sunny months:
The largest precipitation sum in Township of Herkimer is at