Sunbright, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sunbright, a city in Morgan County, Tennessee.
Overnight
66°F
Mostly Clear
Mostly clear, with a low around 66. Wind around 0 mph.
7-day forecast for Sunbright
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Mostly Clear | 0 mph | 2% |
| Saturday | 92°F | Sunny then Chance Showers And Thunderstorms | 0 mph | 39% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 33% |
| Sunday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 15% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 15% |
| Monday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 52% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 0 mph | 52% |
| Tuesday | 84°F | Showers And Thunderstorms Likely | 0 mph | 74% |
| Tuesday Night | 62°F | Showers And Thunderstorms Likely | 0 mph | 74% |
| Wednesday | 79°F | Rain Showers Likely | 0 mph | 64% |
| Wednesday Night | 58°F | Showers And Thunderstorms Likely | 0 mph | 64% |
| Thursday | 76°F | Slight Chance Rain Showers | 0 to 5 mph N | 24% |
| Thursday Night | 56°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph N | 24% |
| Friday | 76°F | Mostly Sunny | 0 to 5 mph N | 13% |
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 Sep 19, 2026.