New Johnsonville, TN Weather & Growing Conditions
This Afternoon
72°F
Mostly Sunny
Mostly sunny. High near 72, with temperatures falling to around 64 in the afternoon. West wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 72°F | Mostly Sunny | 5 to 10 mph W | 0% |
| Tonight | 44°F | Patchy Fog | 0 to 5 mph WSW | 0% |
| Thursday | 68°F | Areas Of Fog then Mostly Sunny | 0 mph | 0% |
| Thursday Night | 44°F | Areas Of Fog | 0 mph | 0% |
| Friday | 64°F | Patchy Fog then Mostly Sunny | 0 to 5 mph N | 0% |
| Friday Night | 36°F | Partly Cloudy | 5 mph N | 0% |
| Saturday | 57°F | Sunny | 5 mph NNE | 0% |
| Saturday Night | 33°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 59°F | Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 33°F | Mostly Clear | 0 mph | 0% |
| Monday | 62°F | Sunny | 0 mph | 1% |
| Monday Night | 35°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 64°F | Sunny | 0 mph | 0% |
| Tuesday Night | 37°F | Mostly Clear | 0 mph | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for New Johnsonville, TN
Last spring frost
Apr 3
First fall frost
Nov 1
Growing season
214 days
Hardiness zone
7b
Explore more for New Johnsonville, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Camden, Tn (8.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.