Shelby County Climate
Shelby County, Tennessee
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
62.0°F
Annual Precip
56.1"
Annual Snowfall
2.3"
Extreme Heat Days
71
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
8a
Minimum winter temperature range for plant survival
5,396
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Shelby County
Climate Verdict
Shelby County has a warm, averaging 62.0°F year-round, very wet conditions receiving 56.1 inches of precipitation annually, significant summer heat with 70.625 days annually above 90°F, light snow averaging 2.3 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 40.5°F. summers are hot, with July averaging 81.8°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
Shelby County is 4.0°F warmer than the Tennessee statewide average of 58.0°F, the county experiences 34.16507168458783 more extreme heat days than the state average.
Climate Profile
About Shelby County Weather
High Heat on the Mississippi
Shelby County's annual average of 62.0°F is significantly warmer than the national median. Its position in the Mississippi Delta creates a humid environment with 56.1 inches of annual precipitation.
One of Tennessee's Warmest Counties
Shelby ranks as one of the hottest counties in the state, with an annual average nearly 4 degrees higher than the Tennessee average of 58.1°F. It leads the state in extreme heat exposure with 71 days over 90°F.
The Heat Hub of West Tennessee
Shelby is warmer and more urban-influenced than its rural neighbors in West Tennessee. Its 71 extreme heat days far outpace surrounding counties, reflecting a pronounced urban heat island effect.
Intense Summers and Short Winters
Summers are punishing with a 80.3°F average and frequent extreme heat days. Winters remain mild, averaging 42.8°F with a scant 2.3 inches of annual snowfall.
Prioritize Cooling and Hydration
With 71 days above 90°F, high-capacity air conditioning and heat safety plans are essential for residents. Snow gear is rarely needed, but humidity management is a year-round requirement.
Frequently Asked Questions
What is the average temperature in Shelby County?
How much rain does Shelby County get?
Does it snow in Shelby County?
How hot does Shelby County get in summer?
How cold are winters in Shelby County?
Track your own weather in Shelby 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.