Sunbright, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sunbright, a city in Morgan County, Tennessee.
This Afternoon
76°F
Sunny
Sunny. High near 76, with temperatures falling to around 72 in the afternoon. South wind around 10 mph, with gusts as high as 25 mph.
7-day forecast for Sunbright
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Sunny | 10 mph S | 2% |
| Tonight | 61°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 10 to 15 mph S | 26% |
| Wednesday | 69°F | Showers And Thunderstorms | 10 to 15 mph S | 96% |
| Wednesday Night | 54°F | Showers And Thunderstorms then Mostly Cloudy | 0 to 10 mph SW | 87% |
| Thursday | 72°F | Mostly Sunny | 0 to 5 mph W | 5% |
| Thursday Night | 44°F | Mostly Cloudy | 0 mph | 5% |
| Friday | 69°F | Mostly Sunny | 0 to 5 mph NW | 4% |
| Friday Night | 38°F | Partly Cloudy | 0 to 5 mph NW | 4% |
| Saturday | 60°F | Mostly Sunny | 0 to 5 mph N | 1% |
| Saturday Night | 31°F | Mostly Cloudy | 0 to 5 mph N | 2% |
| Sunday | 61°F | Mostly Sunny | 0 to 5 mph NW | 7% |
| Sunday Night | 29°F | Mostly Clear | 0 to 5 mph NW | 8% |
| Monday | 62°F | Sunny | 0 to 5 mph NW | 9% |
| Monday Night | 30°F | Mostly Clear | 0 to 5 mph W | 6% |
Forecast source: National Weather Service (api.weather.gov) for Sunbright (36.243, -84.680). Updated through the day.
Growing snapshot for Sunbright
Last spring frost
Apr 21
First fall frost
Oct 17
Growing season
177 days
Hardiness zone
7a
More local growing data for Sunbright: nearby ZIP 37872 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lancing 6 Nw, Tn (8.6 mi from Sunbright). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.