Harman US

Columbia, TN Weather & Growing Conditions

Today
90°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms between 3pm and 4pm. Mostly sunny, with a high near 90. Heat index values as high as 99. North wind around 5 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Today 90°F Mostly Sunny then Slight Chance Showers And Thunderstorms 5 mph N 15%
Tonight 69°F Slight Chance Showers And Thunderstorms then Areas Of Fog 0 to 5 mph NNE 15%
Wednesday 90°F Chance Showers And Thunderstorms 0 mph 27%
Wednesday Night 70°F Chance Showers And Thunderstorms then Areas Of Fog 0 mph 26%
Thursday 92°F Patchy Fog then Sunny 0 to 5 mph SSW 12%
Thursday Night 72°F Partly Cloudy 0 mph 12%
Friday 91°F Mostly Sunny then Chance Showers And Thunderstorms 5 mph S 25%
Friday Night 71°F Chance Showers And Thunderstorms 0 mph 25%
Saturday 91°F Chance Showers And Thunderstorms 0 mph 51%
Saturday Night 71°F Chance Showers And Thunderstorms then Partly Cloudy 0 mph 51%
Sunday 91°F Chance Showers And Thunderstorms 0 mph 38%
Sunday Night 71°F Chance Showers And Thunderstorms then Partly Cloudy 0 mph 38%
Monday 92°F Chance Showers And Thunderstorms 0 to 5 mph SSW 29%
Monday Night 72°F Chance Showers And Thunderstorms then Partly Cloudy 0 mph 29%

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

Growing snapshot for Columbia, TN

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

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

Climate data from the nearest NOAA station, Columbia 3 Wnw, Tn (3.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.