Average annual temperature is 9.9 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: -26.4 °C
Number of sunny days: 216 days
Number of rainy days: 122 days
Number of snow days: 27 days
Look at detailed online map of Seneca
* Weather data for Seneca 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) | 4.0 | 7.9 | 17.4 | 27.8 | 31.6 | 31.4 | 34.2 | 36.6 | 33.7 | 30.7 | 18.1 | 11.8 |
| Average daytime temperature (°C) | -3.2 | 0.2 | 5.2 | 15.0 | 24.3 | 28.5 | 28.2 | 28.3 | 25.8 | 16.2 | 9.5 | 5.3 |
| Average temperature (°C) | -6.8 | -5.4 | -0.7 | 8.5 | 17.8 | 22.5 | 22.3 | 22.8 | 20.2 | 11.4 | 4.1 | 0.7 |
| Average night temperature (°C) | -10.0 | -10.1 | -4.8 | 3.4 | 11.5 | 16.8 | 16.8 | 18.3 | 15.3 | 7.7 | 0.1 | -2.3 |
| Absolute minimum temperature (°C) | -24.8 | -26.4 | -14.7 | -5.3 | 1.6 | 9.8 | 10.6 | 12.2 | 10.0 | -4.8 | -11.4 | -7.2 |
| 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) | 9.4 | 10.5 | 11.9 | 13.4 | 14.7 | 15.3 | 15.0 | 13.9 | 12.5 | 11.0 | 9.7 | 9.0 |
| 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) | 3.9 | 6.7 | 6.9 | 8.6 | 11.4 | 12.6 | 12.3 | 11.3 | 10.1 | 7.6 | 6.8 | 4.8 |
| Precipitation (mm) | 55 | 70 | 47 | 90 | 115 | 58 | 43 | 79 | 52 | 96 | 3 | 63 |
| Sunny days | 18 | 16 | 17 | 17 | 18 | 14 | 16 | 17 | 19 | 16 | 24 | 24 |
| Rainy days | 6 | 5 | 7 | 12 | 13 | 16 | 15 | 14 | 11 | 13 | 4 | 6 |
| Snow days | 7 | 7 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 1 |
The best time to visit Seneca during the most sunny months:
Months with the longest average daylight duration in Seneca:
The largest precipitation sum in Seneca is at