Waynesboro, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Waynesboro, a city in Wayne County, Tennessee.
Today
71°F
Showers And Thunderstorms then Mostly Cloudy
Showers and thunderstorms before 11am. Mostly cloudy. High near 71, with temperatures falling to around 64 in the afternoon. West southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
7-day forecast for Waynesboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Showers And Thunderstorms then Mostly Cloudy | 5 to 10 mph WSW | 84% |
| Tonight | 45°F | Areas Of Fog | 0 to 5 mph W | 0% |
| Thursday | 72°F | Areas Of Fog then Mostly Sunny | 0 to 5 mph W | 0% |
| Thursday Night | 45°F | Areas Of Fog | 0 mph | 0% |
| Friday | 68°F | Areas Of Fog then Sunny | 0 to 10 mph NNW | 0% |
| Friday Night | 41°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 59°F | Mostly Sunny | 5 mph N | 0% |
| Saturday Night | 35°F | Partly Cloudy | 0 mph | 0% |
| Sunday | 58°F | Mostly Sunny | 0 to 5 mph N | 0% |
| Sunday Night | 35°F | Mostly Clear | 0 mph | 0% |
| Monday | 63°F | Sunny | 0 to 5 mph N | 0% |
| Monday Night | 37°F | Mostly Clear | 0 mph | 1% |
| Tuesday | 67°F | Sunny | 0 to 5 mph W | 1% |
| Tuesday Night | 39°F | Mostly Clear | 0 mph | 0% |
Forecast source: National Weather Service (api.weather.gov) for Waynesboro (35.324, -87.759). Updated through the day.
Growing snapshot for Waynesboro
Last spring frost
Apr 14
First fall frost
Oct 24
Growing season
192 days
Hardiness zone
7b
More local growing data for Waynesboro: nearby ZIP 38485 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Waynesboro, Tn (3.9 mi from Waynesboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.