Morristown, TN Weather & Growing Conditions
This Afternoon
90°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 90. Heat index values as high as 95. North wind around 0 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 |
|---|---|---|---|---|
| This Afternoon | 90°F | Slight Chance Showers And Thunderstorms | 0 mph | 22% |
| Tonight | 67°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 23% |
| Sunday | 88°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SW | 22% |
| Sunday Night | 66°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 0 mph | 32% |
| Monday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 mph | 41% |
| Monday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph NE | 68% |
| Tuesday | 82°F | Showers And Thunderstorms | 0 to 5 mph SE | 83% |
| Tuesday Night | 62°F | Showers And Thunderstorms | 0 to 5 mph E | 83% |
| Wednesday | 77°F | Showers And Thunderstorms | 0 to 5 mph SE | 79% |
| Wednesday Night | 59°F | Showers And Thunderstorms | 5 mph SE | 79% |
| Thursday | 76°F | Chance Rain Showers | 0 to 5 mph N | 44% |
| Thursday Night | 57°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph NE | 22% |
| Friday | 75°F | Mostly Sunny then Slight Chance Rain Showers | 0 to 5 mph N | 17% |
| Friday Night | 55°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph NE | 17% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Morristown, TN
Last spring frost
Apr 10
First fall frost
Oct 28
Growing season
201 days
Hardiness zone
7b
Explore more for Morristown, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Morristown Radio Wcrk, Tn (8.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.