Average annual temperature is 6.6 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -26.7 °C
Number of sunny days: 146 days
Number of rainy days: 145 days
Number of snow days: 74 days
Look at detailed online map of Iron County
* Weather data for Iron County 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) | 1.9 | 6.2 | 5.3 | 21.9 | 31.8 | 31.4 | 31.1 | 29.8 | 33.7 | 28.9 | 15.8 | 8.6 |
| Average daytime temperature (°C) | -3.9 | -2.8 | 0.6 | 7.2 | 20.0 | 24.5 | 24.0 | 24.0 | 21.4 | 11.5 | 4.5 | 2.9 |
| Average temperature (°C) | -6.7 | -7.1 | -3.6 | 2.4 | 13.3 | 18.4 | 18.7 | 18.3 | 16.4 | 8.0 | 0.4 | -0.9 |
| Average night temperature (°C) | -8.9 | -10.7 | -6.9 | -1.4 | 8.0 | 13.2 | 14.2 | 14.1 | 12.7 | 5.5 | -2.7 | -3.4 |
| Absolute minimum temperature (°C) | -24.1 | -26.7 | -13.7 | -10.7 | -3.4 | 5.7 | 10.6 | 7.5 | 6.3 | -6.5 | -15.5 | -12.0 |
| 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 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.4 | 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) | 2.6 | 6.1 | 6.1 | 6.7 | 10.9 | 11.8 | 12.1 | 10.6 | 7.6 | 5.3 | 5.0 | 3.7 |
| Precipitation (mm) | 72 | 79 | 71 | 230 | 54 | 98 | 58 | 95 | 114 | 83 | 37 | 61 |
| Sunny days | 13 | 7 | 12 | 10 | 20 | 16 | 7 | 17 | 9 | 7 | 14 | 14 |
| Rainy days | 2 | 4 | 3 | 13 | 10 | 14 | 24 | 14 | 21 | 22 | 9 | 9 |
| Snow days | 16 | 17 | 16 | 7 | 1 | 0 | 0 | 0 | 0 | 2 | 7 | 8 |
The best time to visit Iron County during the most sunny months:
Months with the longest average daylight duration in Iron County:
The largest precipitation sum in Iron County is at