Morristown, TN Weather & Growing Conditions
This Afternoon
92°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 92. Heat index values as high as 98. North 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 |
|---|---|---|---|---|
| This Afternoon | 92°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 18% |
| Tonight | 68°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 0 mph | 21% |
| Sunday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 19% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 0 mph | 30% |
| Monday | 90°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 0 to 5 mph W | 40% |
| Monday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph NE | 68% |
| Tuesday | 84°F | Showers And Thunderstorms | 0 to 5 mph W | 83% |
| Tuesday Night | 64°F | Showers And Thunderstorms | 0 to 5 mph NE | 83% |
| Wednesday | 80°F | Showers And Thunderstorms | 0 to 5 mph NE | 80% |
| Wednesday Night | 61°F | Showers And Thunderstorms | 0 to 5 mph NE | 80% |
| Thursday | 78°F | Chance Rain Showers | 0 to 5 mph N | 42% |
| Thursday Night | 59°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph N | 20% |
| Friday | 77°F | Slight Chance Rain Showers | 0 to 5 mph N | 16% |
| Friday Night | 56°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Morristown, TN
Last spring frost
Mar 31
First fall frost
Nov 4
Growing season
217 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 Wfo, Tn (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.