Waynesboro, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Waynesboro, a city in Wayne County, Tennessee.
Today
88°F
Patchy Fog then Mostly Sunny
Patchy fog before 8am. Mostly sunny, with a high near 88. North wind 0 to 5 mph.
7-day forecast for Waynesboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Patchy Fog then Mostly Sunny | 0 to 5 mph N | 7% |
| Tonight | 68°F | Patchy Fog | 0 mph | 5% |
| Wednesday | 89°F | Patchy Fog then Slight Chance Showers And Thunderstorms | 0 mph | 17% |
| Wednesday Night | 70°F | Patchy Fog | 0 mph | 9% |
| Thursday | 91°F | Sunny | 0 to 5 mph SSW | 5% |
| Thursday Night | 72°F | Partly Cloudy | 0 to 5 mph S | 13% |
| Friday | 91°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 23% |
| Friday Night | 71°F | Slight Chance Showers And Thunderstorms | 0 mph | 23% |
| Saturday | 90°F | Chance Showers And Thunderstorms | 0 mph | 45% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 45% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 mph | 29% |
| Sunday Night | 72°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 29% |
| Monday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 24% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms | 0 mph | 24% |
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 Aug 4, 2026.