Rocky Top, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rocky Top, a city in Anderson County, Tennessee.
Today
70°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. High near 70, with temperatures falling to around 67 in the afternoon. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Rocky Top
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 70°F | Showers And Thunderstorms | 10 to 15 mph S | 85% |
| Tonight | 59°F | Showers And Thunderstorms | 0 to 5 mph W | 95% |
| Thursday | 73°F | Mostly Sunny | 0 to 5 mph W | 3% |
| Thursday Night | 49°F | Partly Cloudy | 0 mph | 4% |
| Friday | 70°F | Sunny | 0 to 5 mph NW | 4% |
| Friday Night | 45°F | Partly Cloudy | 5 mph NW | 1% |
| Saturday | 59°F | Mostly Sunny | 5 mph N | 0% |
| Saturday Night | 37°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Sunday | 60°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 36°F | Mostly Clear | 0 to 5 mph NW | 1% |
| Monday | 62°F | Sunny | 0 mph | 1% |
| Monday Night | 37°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 67°F | Sunny | 0 mph | 2% |
| Tuesday Night | 39°F | Mostly Clear | 0 mph | 2% |
Forecast source: National Weather Service (api.weather.gov) for Rocky Top (36.225, -84.155). Updated through the day.
Growing snapshot for Rocky Top
Last spring frost
Apr 22
First fall frost
Oct 25
Growing season
184 days
Hardiness zone
7b
More local growing data for Rocky Top: nearby ZIP 37769 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Norris, Tn (5.3 mi from Rocky Top). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.