Average annual temperature is 13.1 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: -15.5 °C
Number of sunny days: 227 days
Number of rainy days: 123 days
Number of snow days: 15 days
Look at detailed online map of Tecumseh
* Weather data for Tecumseh 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 | 16.0 | 23.4 | 30.1 | 31.3 | 35.0 | 36.8 | 37.7 | 35.7 | 32.7 | 22.5 | 16.6 |
| Average daytime temperature (°C) | 3.6 | 7.9 | 10.4 | 20.3 | 26.5 | 30.4 | 29.7 | 30.7 | 28.6 | 19.8 | 12.8 | 7.7 |
| Average temperature (°C) | -0.9 | 0.7 | 3.9 | 12.6 | 19.6 | 24.2 | 24.4 | 24.9 | 22.4 | 14.4 | 7.0 | 3.1 |
| Average night temperature (°C) | -4.2 | -4.0 | -0.7 | 6.5 | 13.7 | 18.2 | 19.9 | 20.4 | 17.1 | 9.7 | 2.4 | -0.4 |
| Absolute minimum temperature (°C) | -15.3 | -15.5 | -10.2 | -3.9 | 4.1 | 10.9 | 13.9 | 13.6 | 10.9 | -4.8 | -5.8 | -4.9 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.3 |
| 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) | 6.1 | 7.8 | 8.0 | 10.0 | 11.4 | 12.8 | 11.4 | 11.3 | 10.7 | 7.9 | 7.0 | 5.4 |
| Precipitation (mm) | 28 | 60 | 30 | 26 | 63 | 92 | 89 | 33 | 21 | 28 | 14 | 52 |
| Sunny days | 20 | 21 | 20 | 21 | 15 | 15 | 13 | 19 | 21 | 16 | 24 | 22 |
| Rainy days | 4 | 5 | 10 | 9 | 16 | 15 | 18 | 12 | 9 | 14 | 4 | 7 |
| Snow days | 7 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 |
The best time to visit Tecumseh during the most sunny months:
The largest precipitation sum in Tecumseh is at