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
Mostly Clear
Mostly clear, with a low around 69. Northeast wind around 5 mph.
7-day forecast for Oak Ridge
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Mostly Clear | 5 mph NE | 1% |
| Tuesday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph NE | 31% |
| Tuesday Night | 69°F | Chance Showers And Thunderstorms then Mostly Cloudy | 0 mph | 32% |
| Wednesday | 87°F | Mostly Sunny then Showers And Thunderstorms Likely | 0 mph | 55% |
| Wednesday Night | 70°F | Showers And Thunderstorms Likely then Partly Cloudy | 0 mph | 56% |
| Thursday | 87°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 54% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 54% |
| Friday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 41% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 41% |
| Saturday | 88°F | Chance Showers And Thunderstorms | 0 mph | 53% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 0 mph | 53% |
| Sunday | 88°F | Chance Showers And Thunderstorms | 0 mph | 39% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 39% |
| Monday | 88°F | Chance Showers And Thunderstorms | 0 mph | 41% |
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
Nearby towns & communities
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 Aug 4, 2026.