Seymour, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Seymour, a community in Sevier County, Tennessee.
Today
88°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. North wind around 0 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Seymour
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 48% |
| Tonight | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 39% |
| Wednesday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 53% |
| Wednesday Night | 70°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 52% |
| Thursday | 87°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 50% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms then Mostly Cloudy | 0 to 5 mph S | 50% |
| Friday | 88°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 49% |
| Friday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 49% |
| Saturday | 88°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 56% |
| Saturday Night | 70°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 0 mph | 56% |
| Sunday | 88°F | Chance Showers And Thunderstorms | 0 mph | 42% |
| Sunday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 42% |
| Monday | 88°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 39% |
| Monday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SW | 39% |
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 Aug 4, 2026.