Average annual temperature is 16.0 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: -9.0 °C
Number of sunny days: 206 days
Number of rainy days: 158 days
Number of snow days: 1 day
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) | 20.1 | 20.6 | 25.2 | 27.3 | 31.2 | 38.4 | 36.9 | 40.9 | 36.1 | 31.9 | 26.1 | 18.6 |
| Average daytime temperature (°C) | 10.7 | 13.4 | 15.0 | 21.1 | 26.5 | 31.6 | 33.5 | 33.7 | 30.2 | 21.7 | 16.1 | 11.7 |
| Average temperature (°C) | 5.1 | 6.5 | 9.1 | 14.5 | 20.2 | 24.9 | 27.1 | 27.4 | 23.6 | 16.5 | 10.2 | 6.9 |
| Average night temperature (°C) | 1.2 | 1.7 | 4.6 | 8.9 | 15.0 | 19.2 | 22.1 | 22.3 | 18.4 | 12.3 | 6.0 | 3.4 |
| Absolute minimum temperature (°C) | -9.0 | -7.9 | -6.3 | 2.4 | 5.7 | 14.0 | 17.8 | 15.2 | 14.6 | -1.8 | -4.6 | -2.7 |
| 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 | 14.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| 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) | 5.6 | 7.0 | 7.4 | 10.1 | 10.4 | 12.7 | 11.4 | 11.6 | 10.5 | 7.8 | 7.6 | 5.5 |
| Precipitation (mm) | 71 | 148 | 109 | 49 | 126 | 66 | 73 | 65 | 149 | 83 | 39 | 74 |
| Sunny days | 16 | 17 | 15 | 17 | 13 | 16 | 17 | 19 | 18 | 17 | 22 | 19 |
| Rainy days | 14 | 11 | 16 | 13 | 18 | 14 | 14 | 12 | 12 | 14 | 8 | 12 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Seneca during the most sunny months:
The largest precipitation sum in Seneca is at