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Oak Ridge, TN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Oak Ridge, a city in Anderson County, Tennessee.

Overnight
69°F
Partly Cloudy
Partly cloudy, with a low around 69. Northeast wind around 0 mph.

7-day forecast for Oak Ridge

WhenTempForecastWindPrecip
Overnight 69°F Partly Cloudy 0 mph 2%
Saturday 92°F Sunny then Chance Showers And Thunderstorms 0 mph 33%
Saturday Night 70°F Chance Showers And Thunderstorms then Partly Cloudy 0 mph 34%
Sunday 91°F Sunny then Slight Chance Showers And Thunderstorms 0 to 5 mph SW 20%
Sunday Night 68°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 0 mph 31%
Monday 91°F Mostly Sunny then Chance Showers And Thunderstorms 0 mph 47%
Monday Night 68°F Chance Showers And Thunderstorms 0 mph 51%
Tuesday 84°F Showers And Thunderstorms 0 mph 75%
Tuesday Night 65°F Showers And Thunderstorms 0 mph 75%
Wednesday 81°F Showers And Thunderstorms Likely 0 mph 63%
Wednesday Night 62°F Showers And Thunderstorms Likely 0 mph 63%
Thursday 77°F Chance Rain Showers 0 to 5 mph N 30%
Thursday Night 60°F Chance Rain Showers then Partly Cloudy 0 to 5 mph N 30%
Friday 77°F Mostly Sunny 0 to 5 mph N 13%

Forecast source: National Weather Service (api.weather.gov) for Oak Ridge (35.966, -84.291). Updated through the day.

Growing snapshot for Oak Ridge

Last spring frost
Apr 5
First fall frost
Nov 1
Growing season
210 days
Hardiness zone
7b

More local growing data for Oak Ridge: nearby ZIP 37830 weather · frost dates · planting calendar · Tennessee frost dates

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Climate data from the nearest NOAA station, Oak Ridge Atdd, Tn (3.4 mi from Oak Ridge). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.