Ooltewah, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Ooltewah, a community in Hamilton County, Tennessee.
Tonight
64°F
Chance Rain Showers
A chance of rain showers between 11pm and 4am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Ooltewah
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 64°F | Chance Rain Showers | 10 to 15 mph SE | 41% |
| Wednesday | 70°F | Showers And Thunderstorms | 10 to 15 mph S | 99% |
| Wednesday Night | 60°F | Showers And Thunderstorms then Mostly Cloudy | 0 to 10 mph SW | 80% |
| Thursday | 74°F | Partly Sunny | 0 to 5 mph SW | 11% |
| Thursday Night | 51°F | Mostly Cloudy | 0 mph | 10% |
| Friday | 71°F | Mostly Sunny | 0 to 5 mph NW | 4% |
| Friday Night | 45°F | Mostly Clear | 5 mph N | 1% |
| Saturday | 64°F | Mostly Sunny | 5 to 10 mph N | 1% |
| Saturday Night | 40°F | Partly Cloudy | 5 to 10 mph N | 1% |
| Sunday | 63°F | Mostly Sunny | 5 mph N | 5% |
| Sunday Night | 38°F | Mostly Clear | 5 mph NW | 7% |
| Monday | 63°F | Sunny | 5 mph N | 6% |
| Monday Night | 37°F | Mostly Clear | 0 to 5 mph NW | 1% |
| Tuesday | 66°F | Sunny | 0 to 5 mph W | 0% |
Forecast source: National Weather Service (api.weather.gov) for Ooltewah (35.072, -85.054). Updated through the day.
Growing snapshot for Ooltewah
Last spring frost
Mar 24
First fall frost
Nov 9
Growing season
230 days
Hardiness zone
8a
More local growing data for Ooltewah: nearby ZIP 37315 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Apison
Chattanooga
Collegedale
East Ridge
Fairmount
Falling Water
Flat Top Mountain
Graysville
Harrison
Lakesite
Lone Oak
Lookout Mountain
Middle Valley
Mowbray Mountain
Red Bank
Ridgeside
Sale Creek
Soddy-Daisy
Walden
Climate data from the nearest NOAA station, Chattanooga Lovell Ap, Tn (8.5 mi from Ooltewah). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.