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Weather & Climate
Grand Traverse County, Michigan, United States
Overview
Available climate summaries for Grand Traverse County. Origins and reference periods are unverified; stored values may include AI estimates. Treat these as estimates until independently verified.
Key Metrics
Annual Avg
7.1°C
Summer Avg
19.2°C
Winter Avg
-5.4°C
Record High
34.3°C
Record Low
-29.7°C
Annual Precipitation
889.8 mm
Avg Humidity
81%
Summer Humidity
76%
Winter Humidity
89%
Monthly Averages
| Month | High (°C) | Avg (°C) | Low (°C) | Rain (mm) | Humidity (%) | Sunshine (h) | Wind (kph) |
|---|---|---|---|---|---|---|---|
| Jan | 8.8° | -6.5° | -26.1° | 52.4 | 90% | 39 | 60.4 |
| Feb | 15.9° | -6.3° | -29.7° | 43.7 | 89% | 61 | 67.1 |
| Mar | 26.1° | -1.1° | -24.8° | 55.2 | 82% | 109 | 64.7 |
| Apr | 25.2° | 5.3° | -14.2° | 89.1 | 76% | 137 | 56 |
| May | 29° | 11.8° | -3.8° | 93 | 76% | 174 | 45.4 |
| Jun | 31.5° | 17.2° | 0.2° | 84.3 | 77% | 186 | 54.3 |
| Jul | 34.3° | 20.4° | 5.7° | 69.4 | 75% | 193 | 45.4 |
| Aug | 33.8° | 19.9° | 7.5° | 79.4 | 75% | 163 | 42.2 |
| Sep | 31.5° | 16.2° | 2° | 82.5 | 75% | 122 | 50.6 |
| Oct | 29.7° | 8.9° | -4.3° | 107 | 79% | 75 | 59.3 |
| Nov | 22.4° | 2.5° | -12.5° | 69.6 | 83% | 43 | 61.4 |
| Dec | 16.1° | -3.4° | -19.6° | 64.2 | 89% | 29 | 61.3 |
Data sources
Estimates and unverified origins
Oyster List climate data - Climate origins are unverified. Available methods include historical APIs and AI estimates; stored rows do not identify the original dataset, reference period, or model for each value. Treat these summaries as estimates until independently verified. Record updated 2026-03-22.
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