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Weather & Climate
Monroe County, Michigan, United States
Overview
Climate data and monthly weather averages for Monroe County.
Key Metrics
Annual Avg
9.6°C
Summer Avg
22°C
Winter Avg
-3.1°C
Record High
38.4°C
Record Low
-26.6°C
Annual Precipitation
879.2 mm
Avg Humidity
78%
Summer Humidity
72%
Winter Humidity
86%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 15.8° | -4.4° | -26.6° | 52.4 | 87% | 49 | 64.9 |
| Feb | 19° | -3.5° | -26.3° | 54.3 | 85% | 69 | 68.8 |
| Mar | 26.9° | 1.8° | -19.9° | 61.1 | 80% | 108 | 72.1 |
| Apr | 25.9° | 8.3° | -8° | 79.8 | 77% | 141 | 59.2 |
| May | 31.8° | 14.8° | -3.1° | 101.4 | 77% | 170 | 57.6 |
| Jun | 37.3° | 20.3° | 3.5° | 86.1 | 75% | 185 | 51.9 |
| Jul | 38.4° | 23.2° | 7.1° | 86.8 | 71% | 192 | 44.2 |
| Aug | 36.8° | 22.5° | 9.1° | 82.8 | 70% | 168 | 37.4 |
| Sep | 34.7° | 18.4° | 3.5° | 75.9 | 73% | 131 | 50 |
| Oct | 31.1° | 11° | -2.6° | 72.5 | 76% | 90 | 57.5 |
| Nov | 24.2° | 4.2° | -11.2° | 66.6 | 81% | 57 | 62.3 |
| Dec | 17.7° | -1.4° | -21.6° | 59.5 | 87% | 41 | 64.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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