Average annual temperature is 7.5 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: -29.0 °C
Number of sunny days: 187 days
Number of rainy days: 134 days
Number of snow days: 44 days
Look at detailed online map of Township of Iona
* Weather data for Township of Iona 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) | 2.4 | 6.2 | 4.5 | 23.7 | 31.0 | 31.4 | 33.3 | 35.2 | 36.1 | 29.3 | 15.0 | 9.5 |
| Average daytime temperature (°C) | -5.0 | -2.9 | -0.5 | 8.6 | 22.2 | 27.5 | 26.4 | 27.4 | 24.1 | 13.3 | 5.7 | 2.8 |
| Average temperature (°C) | -8.2 | -8.4 | -5.1 | 3.1 | 15.7 | 21.5 | 20.9 | 21.6 | 18.6 | 9.0 | 1.1 | -0.7 |
| Average night temperature (°C) | -10.8 | -13.1 | -9.1 | -1.1 | 9.8 | 16.1 | 15.8 | 16.7 | 14.4 | 5.6 | -2.0 | -3.3 |
| Absolute minimum temperature (°C) | -26.1 | -29.0 | -17.3 | -9.9 | -0.2 | 9.1 | 10.7 | 12.3 | 7.1 | -5.7 | -12.7 | -13.2 |
| 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 | 8.0 |
| Daylight mean duration (h) | 9.1 | 10.4 | 11.9 | 13.6 | 15.0 | 15.7 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 8.7 |
| 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) | 3.5 | 7.1 | 6.6 | 8.1 | 11.9 | 12.7 | 12.9 | 11.8 | 9.8 | 7.0 | 5.9 | 3.9 |
| Precipitation (mm) | 26 | 36 | 55 | 78 | 38 | 129 | 53 | 85 | 65 | 84 | 11 | 97 |
| Sunny days | 18 | 20 | 13 | 12 | 20 | 14 | 11 | 13 | 12 | 17 | 19 | 18 |
| Rainy days | 2 | 4 | 5 | 13 | 11 | 16 | 20 | 18 | 18 | 12 | 6 | 9 |
| Snow days | 11 | 4 | 13 | 5 | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 4 |
The best time to visit Township of Iona during the most sunny months:
Months with the longest average daylight duration in Township of Iona:
The largest precipitation sum in Township of Iona is at