Harman US

Huntsville, TN Weather & Growing Conditions

Today
92°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny. High near 92, with temperatures falling to around 89 in the afternoon. Heat index values as high as 97. Northeast wind around 0 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 92°F Mostly Sunny then Chance Showers And Thunderstorms 0 mph 31%
Tonight 67°F Slight Chance Showers And Thunderstorms then Mostly Clear 0 mph 24%
Sunday 91°F Mostly Sunny 5 mph SW 12%
Sunday Night 66°F Slight Chance Showers And Thunderstorms 0 mph 22%
Monday 90°F Slight Chance Rain Showers then Chance Showers And Thunderstorms 0 to 5 mph SW 45%
Monday Night 64°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 0 mph 62%
Tuesday 83°F Showers And Thunderstorms 0 mph 82%
Tuesday Night 61°F Showers And Thunderstorms 0 mph 82%
Wednesday 77°F Showers And Thunderstorms Likely 0 to 5 mph W 73%
Wednesday Night 58°F Showers And Thunderstorms Likely 0 mph 73%
Thursday 76°F Chance Rain Showers 0 to 5 mph NW 33%
Thursday Night 56°F Slight Chance Rain Showers then Partly Cloudy 0 to 5 mph N 23%
Friday 75°F Mostly Sunny 0 to 5 mph N 10%
Friday Night 53°F Partly Cloudy 0 to 5 mph N 8%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Huntsville, TN

Last spring frost
Apr 23
First fall frost
Oct 18
Growing season
177 days
Hardiness zone
7a

Explore more for Huntsville, TN: full frost dates · planting calendar · Tennessee frost dates

Climate data from the nearest NOAA station, Oneida, Tn (5.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.