Huntsville, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Huntsville, a town in Scott County, Tennessee.
This Afternoon
93°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny. High near 93, with temperatures falling to around 89 in the afternoon. Heat index values as high as 99. East wind around 0 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Huntsville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 93°F | 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 | 0 to 5 mph SW | 12% |
| Sunday Night | 65°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 | 46% |
| 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 | 24% |
| 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) for Huntsville (36.418, -84.510). Updated through the day.
Growing snapshot for Huntsville
Last spring frost
Apr 23
First fall frost
Oct 18
Growing season
177 days
Hardiness zone
7a
More local growing data for Huntsville: nearby ZIP 37755 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Oneida, Tn (5.5 mi from Huntsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.