Marshall County Climate
Marshall County, Tennessee
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
59.0°F
Annual Precip
56.1"
Annual Snowfall
0.9"
Extreme Heat Days
58
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7b
Minimum winter temperature range for plant survival
4,591
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Marshall County
Climate Verdict
Marshall County has a mild, with an average annual temperature of 59.0°F, very wet conditions receiving 56.1 inches of precipitation annually, occasional hot days — 58.4 per year above 90°F, light snow averaging 0.9 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 38.3°F. summers are warm — July averages 78.8°F. The 41°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Marshall County closely matches the Tennessee statewide average temperature of 58.0°F, the county experiences 21.940071684587828 more extreme heat days than the state average.
Climate Profile
About Marshall County Weather
Consistent Warmth in Central Tennessee
Marshall County averages 59.0°F annually, several degrees warmer than the national median. It receives 56.1 inches of precipitation, fitting the profile of a fertile, humid subtropical environment.
Mirroring Tennessee's Core Climate
Marshall's 59.0°F annual temperature and 56.1 inches of rain are nearly identical to the Tennessee state averages of 58.1°F and 55.9 inches. This makes it an ideal benchmark for Middle Tennessee weather.
Higher Heat Intensity Than Neighbors
With 58 extreme heat days, Marshall is hotter than nearby Loudon and Lincoln counties during the summer. However, it sees almost no snow, with an annual average of just 0.9 inches.
A Long Summer and Little Snow
July averages 78.8°F, but the real story is the 58 days of extreme heat over 90°F. Winter remains dry and mild, with a January average of 38.3°F and less than an inch of snow per year.
Focusing on Heat and Water Storage
With 58 days of extreme heat, high-efficiency cooling is critical for home comfort and safety. The near-total lack of snow means residents can focus their seasonal maintenance on heat prep and summer storm drainage.
Frequently Asked Questions
What is the average temperature in Marshall County?
How much rain does Marshall County get?
Does it snow in Marshall County?
How hot does Marshall County get in summer?
How cold are winters in Marshall County?
Track your own weather in Marshall County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.