Harman US

Rockwood, TN Weather & Growing Conditions

Today
89°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after noon. Mostly sunny. High near 89, with temperatures falling to around 86 in the afternoon. Heat index values as high as 98. North 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 89°F Mostly Sunny then Chance Showers And Thunderstorms 0 mph 30%
Tonight 68°F Chance Showers And Thunderstorms then Mostly Cloudy 0 mph 25%
Wednesday 87°F Mostly Sunny then Chance Showers And Thunderstorms 0 to 5 mph SW 53%
Wednesday Night 69°F Chance Showers And Thunderstorms 0 mph 54%
Thursday 88°F Chance Showers And Thunderstorms 0 to 5 mph S 51%
Thursday Night 69°F Chance Showers And Thunderstorms then Partly Cloudy 0 mph 51%
Friday 89°F Mostly Sunny then Chance Showers And Thunderstorms 0 to 5 mph SW 45%
Friday Night 69°F Chance Showers And Thunderstorms 0 mph 45%
Saturday 88°F Slight Chance Showers And Thunderstorms 0 mph 57%
Saturday Night 69°F Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms 0 mph 57%
Sunday 89°F Chance Showers And Thunderstorms 0 mph 39%
Sunday Night 70°F Chance Showers And Thunderstorms then Partly Cloudy 0 mph 39%
Monday 89°F Chance Showers And Thunderstorms 0 mph 39%
Monday Night 71°F Chance Showers And Thunderstorms then Partly Cloudy 0 mph 39%

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

Growing snapshot for Rockwood, TN

Last spring frost
Apr 10
First fall frost
Oct 27
Growing season
199 days
Hardiness zone
7b

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

Climate data from the nearest NOAA station, Decatur 7Ne, Tn (4.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.