Seymour, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Seymour, a community in Sevier County, Tennessee.
Today
71°F
Showers And Thunderstorms
A chance of rain showers before 10am, then showers and thunderstorms. Mostly cloudy. High near 71, with temperatures falling to around 68 in the afternoon. Southeast wind 0 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Seymour
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Showers And Thunderstorms | 0 to 10 mph SE | 79% |
| Tonight | 61°F | Showers And Thunderstorms | 0 to 5 mph S | 84% |
| Thursday | 73°F | Slight Chance Rain Showers then Partly Sunny | 0 to 10 mph W | 21% |
| Thursday Night | 51°F | Partly Cloudy | 0 mph | 8% |
| Friday | 70°F | Sunny | 0 to 5 mph NW | 8% |
| Friday Night | 45°F | Partly Cloudy | 0 to 5 mph NW | 2% |
| Saturday | 61°F | Mostly Sunny | 5 mph N | 2% |
| Saturday Night | 36°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Sunday | 60°F | Mostly Sunny | 0 to 5 mph NE | 0% |
| Sunday Night | 35°F | Partly Cloudy | 0 to 5 mph NE | 1% |
| Monday | 61°F | Sunny | 0 to 5 mph N | 1% |
| Monday Night | 36°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 66°F | Sunny | 0 to 5 mph W | 2% |
| Tuesday Night | 38°F | Mostly Clear | 0 to 5 mph W | 2% |
Forecast source: National Weather Service (api.weather.gov) for Seymour (35.883, -83.762). Updated through the day.
Growing snapshot for Seymour
Last spring frost
Apr 6
First fall frost
Oct 29
Growing season
205 days
Hardiness zone
7b
More local growing data for Seymour: nearby ZIP 37865 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Sevierville, Tn (9.4 mi from Seymour). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.