Whitwell, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Whitwell, a city in Marion County, Tennessee.
Today
90°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Mostly sunny. High near 90, with temperatures falling to around 83 in the afternoon. Heat index values as high as 96. East wind around 0 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Whitwell
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 47% |
| Tonight | 69°F | Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 28% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 31% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 30% |
| Monday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 45% |
| Monday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 mph | 62% |
| Tuesday | 83°F | Showers And Thunderstorms | 0 mph | 80% |
| Tuesday Night | 65°F | Showers And Thunderstorms | 0 mph | 80% |
| Wednesday | 76°F | Rain Showers Likely | 0 to 5 mph S | 68% |
| Wednesday Night | 61°F | Showers And Thunderstorms Likely | 0 mph | 68% |
| Thursday | 76°F | Mostly Sunny then Slight Chance Rain Showers | 0 mph | 20% |
| Thursday Night | 59°F | Slight Chance Rain Showers then Partly Cloudy | 0 mph | 20% |
| Friday | 76°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph N | 15% |
| Friday Night | 57°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph N | 15% |
Forecast source: National Weather Service (api.weather.gov) for Whitwell (35.192, -85.522). Updated through the day.
Growing snapshot for Whitwell
Last spring frost
Mar 26
First fall frost
Nov 8
Growing season
228 days
Hardiness zone
7b
More local growing data for Whitwell: nearby ZIP 37397 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Griffith Creek
Jasper
Kimball
Monteagle
New Hope
Powells Crossroads
Sequatchie
Signal Mountain
South Pittsburg
Whiteside
Climate data from the nearest NOAA station, Whitwell-Sequatchie Vly, Tn (6.2 mi from Whitwell). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.