Average annual temperature is 7.3 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -20.0 °C
Number of sunny days: 152 days
Number of rainy days: 152 days
Number of snow days: 61 days
Look at detailed online map of Township of Ontonagon
* Weather data for Township of Ontonagon 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) | 3.0 | 7.6 | 6.8 | 24.5 | 30.5 | 28.1 | 28.2 | 29.4 | 35.1 | 29.7 | 17.5 | 10.3 |
| Average daytime temperature (°C) | -1.8 | -1.6 | 1.0 | 7.5 | 17.7 | 20.3 | 22.7 | 22.8 | 21.8 | 12.8 | 5.9 | 4.5 |
| Average temperature (°C) | -4.1 | -5.1 | -2.3 | 3.0 | 12.2 | 15.7 | 17.9 | 18.4 | 17.4 | 9.9 | 2.5 | 1.2 |
| Average night temperature (°C) | -5.9 | -7.8 | -4.9 | -0.3 | 7.6 | 11.5 | 14.2 | 15.1 | 13.9 | 7.8 | -0.1 | -1.3 |
| Absolute minimum temperature (°C) | -20.0 | -17.6 | -10.9 | -8.3 | -0.1 | 5.3 | 10.5 | 7.8 | 7.2 | -2.8 | -8.2 | -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 | 8.0 |
| Daylight mean duration (h) | 9.0 | 10.3 | 11.9 | 13.6 | 15.0 | 15.8 | 15.4 | 14.2 | 12.6 | 10.9 | 9.4 | 8.6 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 1.8 | 5.2 | 6.8 | 7.1 | 11.1 | 11.6 | 12.4 | 10.9 | 9.0 | 5.0 | 4.8 | 3.2 |
| Precipitation (mm) | 74 | 71 | 58 | 173 | 42 | 63 | 57 | 58 | 50 | 102 | 54 | 63 |
| Sunny days | 9 | 4 | 14 | 11 | 17 | 17 | 13 | 16 | 17 | 4 | 15 | 15 |
| Rainy days | 4 | 5 | 7 | 15 | 14 | 13 | 18 | 15 | 13 | 24 | 12 | 12 |
| Snow days | 18 | 19 | 10 | 4 | 0 | 0 | 0 | 0 | 0 | 3 | 3 | 4 |
The best time to visit Township of Ontonagon during the most sunny months:
Months with the longest average daylight duration in Township of Ontonagon:
The largest precipitation sum in Township of Ontonagon is at