Mountain City, TN Weather & Growing Conditions
Today
81°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny. High near 81, with temperatures falling to around 77 in the afternoon. Northeast wind around 0 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 81°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 32% |
| Tonight | 61°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph SE | 28% |
| Sunday | 79°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 43% |
| Sunday Night | 61°F | Chance Showers And Thunderstorms | 0 mph | 44% |
| Monday | 79°F | Showers And Thunderstorms Likely | 0 mph | 69% |
| Monday Night | 60°F | Showers And Thunderstorms Likely | 0 mph | 69% |
| Tuesday | 72°F | Showers And Thunderstorms | 0 to 5 mph SE | 79% |
| Tuesday Night | 56°F | Showers And Thunderstorms | 5 mph SE | 79% |
| Wednesday | 63°F | Chance Rain Showers | 5 mph SE | 52% |
| Wednesday Night | 53°F | Chance Showers And Thunderstorms | 5 to 10 mph SE | 52% |
| Thursday | 67°F | Chance Rain Showers | 0 to 5 mph N | 49% |
| Thursday Night | 52°F | Chance Showers And Thunderstorms | 0 to 5 mph NE | 49% |
| Friday | 67°F | Chance Rain Showers | 0 to 5 mph N | 28% |
| Friday Night | 49°F | Chance Rain Showers | 0 to 5 mph NE | 28% |
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 (1.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.