Mountain City, TN Weather & Growing Conditions
Overnight
62°F
Mostly Cloudy
Mostly cloudy, with a low around 62. Southwest wind around 0 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 62°F | Mostly Cloudy | 0 mph | 4% |
| Saturday | 81°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph E | 27% |
| Saturday Night | 63°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph SE | 38% |
| Sunday | 79°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 60% |
| Sunday Night | 63°F | Showers And Thunderstorms Likely | 0 mph | 60% |
| Monday | 79°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 73% |
| Monday Night | 62°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 73% |
| Tuesday | 74°F | Showers And Thunderstorms | 5 mph SE | 81% |
| Tuesday Night | 59°F | Showers And Thunderstorms | 5 mph SE | 81% |
| Wednesday | 68°F | Rain Showers Likely | 5 to 10 mph SE | 58% |
| Wednesday Night | 55°F | Showers And Thunderstorms Likely | 5 mph SE | 58% |
| Thursday | 67°F | Chance Rain Showers | 5 mph N | 37% |
| Thursday Night | 53°F | Chance Rain Showers | 0 to 5 mph NE | 37% |
| Friday | 68°F | Partly Sunny then Slight Chance Rain Showers | 0 to 5 mph N | 23% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Mountain City, TN
Last spring frost
Apr 27
First fall frost
Oct 14
Growing season
170 days
Hardiness zone
7a
Explore more for Mountain City, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Mtn City 2, Tn (6.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.