Grand Traverse County Climate
Grand Traverse County, Michigan
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
46.1°F
Annual Precip
32.2"
Annual Snowfall
101.0"
Extreme Heat Days
7
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5b
Minimum winter temperature range for plant survival
2,287
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Grand Traverse County
Climate Verdict
Grand Traverse County has a cool, averaging 46.1°F annually, moderate rainfall of 32.2 inches per year, rare extreme heat with only 6.833333333333333 days above 90°F annually, heavy winter snowfall averaging 101.0 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 22.6°F. summers are pleasantly cool with July averaging 69.3°F. The 47°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Grand Traverse County closely matches the Michigan statewide average temperature of 45.7°F, it is somewhat drier than average for Michigan.
Climate Profile
About Grand Traverse County Weather
Temperate Living in Northern Michigan
Grand Traverse County maintains an average annual temperature of 46.1°F, which is cool compared to the national median. The regional climate is heavily influenced by its proximity to Lake Michigan, which moderates temperature swings.
Slightly Warmer Than State Norms
Despite its northern position, the county’s 46.1°F average is slightly warmer than the Michigan state average of 45.7°F. This lake-moderated climate helps it stand out from colder, more landlocked northern counties.
Managing Significant Lake-Effect Snow
The county receives 101.0 inches of snow annually, which is significantly higher than many inland Michigan counties. Total annual precipitation averages 32.2 inches, trailing just behind the state average of 34.5 inches.
Four Distinct and Active Seasons
January temperatures average 22.6°F, but the lake-effect keeps the air from reaching extreme lows found further inland. July remains comfortable at 69.3°F with only 7 days of extreme heat reaching 90°F or higher.
Balance Snow Tools with Summer Gear
Reliable snow tires and winterized vehicles are essential for navigating the 101.0 inches of annual snowfall. HVAC systems should be rated for both cold winters and the occasional week of 90°F summer humidity.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.