Seymour, TN Weather & Growing Conditions
Tonight
70°F
Isolated Showers And Thunderstorms then Partly Cloudy
Isolated showers and thunderstorms before 11pm. Partly cloudy, with a low around 70. East wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 70°F | Isolated Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph E | 24% |
| Saturday | 93°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph NE | 23% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 20% |
| Sunday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 37% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 0 to 5 mph S | 37% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 44% |
| Monday Night | 67°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 47% |
| Tuesday | 87°F | Showers And Thunderstorms | 0 mph | 77% |
| Tuesday Night | 66°F | Showers And Thunderstorms | 0 to 5 mph SE | 77% |
| Wednesday | 81°F | Rain Showers Likely | 0 to 5 mph NW | 72% |
| Wednesday Night | 63°F | Showers And Thunderstorms Likely | 0 to 5 mph N | 72% |
| Thursday | 78°F | Chance Rain Showers | 0 to 5 mph N | 36% |
| Thursday Night | 61°F | Chance Rain Showers | 0 to 5 mph N | 33% |
| Friday | 79°F | Partly Sunny then Slight Chance Rain Showers | 0 to 5 mph NE | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Seymour, TN
Last spring frost
Apr 6
First fall frost
Oct 29
Growing season
205 days
Hardiness zone
7b
Explore more for Seymour, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Sevierville, Tn (9.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.