New Market, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for New Market, a town in Jefferson County, Tennessee.
Tonight
68°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 68. East wind around 0 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for New Market
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 20% |
| Sunday | 91°F | Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph W | 15% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 17% |
| Monday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 38% |
| Monday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 0 to 5 mph N | 59% |
| Tuesday | 85°F | Showers And Thunderstorms | 0 to 5 mph NW | 83% |
| Tuesday Night | 65°F | Showers And Thunderstorms | 0 to 5 mph NE | 83% |
| Wednesday | 81°F | Showers And Thunderstorms | 0 to 5 mph N | 84% |
| Wednesday Night | 62°F | Showers And Thunderstorms | 0 to 5 mph N | 84% |
| Thursday | 77°F | Rain Showers Likely | 0 to 5 mph N | 59% |
| Thursday Night | 59°F | Chance Showers And Thunderstorms | 0 to 5 mph N | 42% |
| Friday | 77°F | Slight Chance Rain Showers | 0 to 5 mph NW | 19% |
| Friday Night | 56°F | Slight Chance Rain Showers then Partly Cloudy | 0 to 5 mph N | 19% |
| Saturday | 77°F | Mostly Sunny | 0 to 5 mph NE | 11% |
Forecast source: National Weather Service (api.weather.gov) for New Market (36.096, -83.557). Updated through the day.
Growing snapshot for New Market
Last spring frost
Apr 24
First fall frost
Oct 17
Growing season
175 days
Hardiness zone
7b
More local growing data for New Market: nearby ZIP 37820 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jefferson City, Tn (5.7 mi from New Market). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.