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Weather & Climate
Iosco County, Michigan, United States
Overview
Climate data and monthly weather averages for Iosco County.
Key Metrics
Annual Avg
6.9°C
Summer Avg
19.1°C
Winter Avg
-5.6°C
Record High
34.8°C
Record Low
-28.4°C
Annual Precipitation
832.5 mm
Avg Humidity
81%
Summer Humidity
76%
Winter Humidity
90%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 10.8° | -6.8° | -26.1° | 46.5 | 91% | 41 | 44.2 |
| Feb | 15.9° | -6.6° | -28.4° | 42.3 | 90% | 59 | 48.5 |
| Mar | 25.5° | -1.4° | -24.4° | 47.7 | 81% | 110 | 46 |
| Apr | 25.8° | 4.9° | -15.9° | 89.4 | 76% | 139 | 42.3 |
| May | 30.8° | 11.3° | -4.2° | 90.8 | 76% | 170 | 36.3 |
| Jun | 33° | 16.9° | 1.2° | 84 | 77% | 183 | 28.9 |
| Jul | 34.8° | 20.4° | 5.7° | 78.1 | 76% | 190 | 27.4 |
| Aug | 34.6° | 19.9° | 5.3° | 78.4 | 76% | 162 | 29.1 |
| Sep | 32.1° | 16.1° | 1.4° | 72.9 | 77% | 123 | 33.2 |
| Oct | 30.7° | 9° | -3.9° | 89 | 80% | 77 | 40.3 |
| Nov | 20.7° | 2.6° | -11.1° | 57 | 83% | 45 | 48.9 |
| Dec | 15.3° | -3.3° | -22.1° | 56.4 | 89% | 32 | 48.1 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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