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Weather & Climate
Delta County, Michigan, United States
Overview
Climate data and monthly weather averages for Delta County.
Key Metrics
Annual Avg
5.7°C
Summer Avg
17.8°C
Winter Avg
-7°C
Record High
36°C
Record Low
-30.3°C
Annual Precipitation
894 mm
Avg Humidity
84%
Summer Humidity
79%
Winter Humidity
93%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 5.4° | -8.2° | -30.3° | 46.5 | 94% | 41 | 38.3 |
| Feb | 11.9° | -8.1° | -29.1° | 42 | 94% | 62 | 40.9 |
| Mar | 22.7° | -2.7° | -27° | 51.5 | 87% | 106 | 39.6 |
| Apr | 24.8° | 3.6° | -15.5° | 76.8 | 79% | 137 | 34.6 |
| May | 29.5° | 9.8° | -3.4° | 90.2 | 77% | 173 | 32.1 |
| Jun | 31.3° | 15.3° | 0.6° | 92.4 | 80% | 182 | 27 |
| Jul | 36° | 19.2° | 6.3° | 86.8 | 79% | 193 | 22.6 |
| Aug | 35.8° | 18.9° | 5° | 76 | 79% | 162 | 24 |
| Sep | 33.6° | 15.3° | 1.2° | 95.7 | 80% | 119 | 29.2 |
| Oct | 26.8° | 8.1° | -4.5° | 105.7 | 82% | 75 | 33 |
| Nov | 19.2° | 1.6° | -16.4° | 68.4 | 85% | 43 | 37.2 |
| Dec | 13.3° | -4.8° | -27° | 62 | 91% | 33 | 34.6 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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