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Weather & Climate
Ottawa County, Michigan, United States
Overview
Climate data and monthly weather averages for Ottawa County.
Key Metrics
Annual Avg
9°C
Summer Avg
19.9°C
Winter Avg
-1.7°C
Record High
31.9°C
Record Low
-21.8°C
Annual Precipitation
977.3 mm
Avg Humidity
81%
Summer Humidity
79%
Winter Humidity
86%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 11.1° | -2.6° | -18.4° | 64.5 | 87% | 37 | 67.8 |
| Feb | 11.5° | -2.7° | -21.8° | 59.6 | 85% | 58 | 72.3 |
| Mar | 20.6° | 1.1° | -20.4° | 64.2 | 82% | 109 | 70 |
| Apr | 19.4° | 6.1° | -7.7° | 96.6 | 80% | 141 | 57.5 |
| May | 25.8° | 11.3° | -1.1° | 102.6 | 82% | 173 | 59.1 |
| Jun | 28.1° | 17.1° | 3.1° | 88.2 | 81% | 185 | 55.5 |
| Jul | 31.9° | 21.3° | 9.2° | 76.6 | 78% | 195 | 41.3 |
| Aug | 30.5° | 21.4° | 10.6° | 86.2 | 77% | 167 | 50.8 |
| Sep | 28.6° | 18.1° | 6.9° | 82.2 | 76% | 126 | 61.3 |
| Oct | 25.4° | 11.4° | 0.2° | 112.8 | 78% | 80 | 62.7 |
| Nov | 19° | 5.5° | -7.8° | 75 | 81% | 47 | 70.3 |
| Dec | 14.9° | 0.3° | -13.6° | 68.8 | 85% | 31 | 64.3 |
Frequently Asked Questions
Sources: NASA POWER · Last updated: 2025
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