Mount Juliet, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mount Juliet, a city in Wilson County, Tennessee.
Tonight
72°F
Mostly Clear
Mostly clear, with a low around 72. East wind around 0 mph.
7-day forecast for Mount Juliet
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 72°F | Mostly Clear | 0 mph | 6% |
| Saturday | 98°F | Sunny | 0 to 5 mph WNW | 12% |
| Saturday Night | 72°F | Mostly Clear | 0 to 5 mph SSE | 9% |
| Sunday | 98°F | Mostly Sunny | 5 mph SW | 4% |
| Sunday Night | 73°F | Partly Cloudy | 5 mph S | 4% |
| Monday | 96°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph SW | 25% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 5 mph ENE | 48% |
| Tuesday | 88°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 10 mph NNE | 58% |
| Tuesday Night | 64°F | Showers And Thunderstorms Likely | 5 to 10 mph N | 58% |
| Wednesday | 83°F | Chance Rain Showers | 5 mph N | 30% |
| Wednesday Night | 61°F | Slight Chance Rain Showers then Partly Cloudy | 5 mph N | 23% |
| Thursday | 81°F | Mostly Sunny | 5 to 10 mph N | 11% |
| Thursday Night | 60°F | Partly Cloudy | 5 to 10 mph NNE | 8% |
| Friday | 81°F | Mostly Sunny | 5 to 10 mph NNE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Mount Juliet (36.199, -86.509). Updated through the day.
Growing snapshot for Mount Juliet
Last spring frost
Apr 1
First fall frost
Nov 4
Growing season
216 days
Hardiness zone
7b
More local growing data for Mount Juliet: nearby ZIP 37122 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Old Hickory Wfo, Tn (6.4 mi from Mount Juliet). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.