Walnut Hill, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Walnut Hill, a community in Washington County, Tennessee.
Tonight
67°F
Scattered Showers And Thunderstorms then Partly Cloudy
Scattered showers and thunderstorms before midnight. Partly cloudy, with a low around 67. North wind around 0 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Walnut Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 67°F | Scattered Showers And Thunderstorms then Partly Cloudy | 0 mph | 32% |
| Saturday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 mph | 20% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 29% |
| Sunday | 86°F | Slight Chance Showers And Thunderstorms | 0 to 5 mph S | 55% |
| Sunday Night | 65°F | Showers And Thunderstorms Likely | 0 to 5 mph SE | 55% |
| Monday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 54% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 54% |
| Tuesday | 82°F | Showers And Thunderstorms | 0 to 5 mph S | 78% |
| Tuesday Night | 63°F | Showers And Thunderstorms | 5 mph E | 78% |
| Wednesday | 76°F | Showers And Thunderstorms Likely | 5 mph E | 57% |
| Wednesday Night | 59°F | Showers And Thunderstorms Likely | 5 to 10 mph E | 57% |
| Thursday | 74°F | Chance Rain Showers | 5 mph N | 31% |
| Thursday Night | 57°F | Chance Rain Showers then Partly Cloudy | 0 to 5 mph N | 30% |
| Friday | 74°F | Partly Sunny then Slight Chance Rain Showers | 0 to 10 mph N | 17% |
Forecast source: National Weather Service (api.weather.gov) for Walnut Hill (36.568, -82.266). Updated through the day.
Growing snapshot for Walnut Hill
Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
182 days
Hardiness zone
7a
More local growing data for Walnut Hill: nearby ZIP 24202 weather · frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, Abingdon 3S, Va (13.7 mi from Walnut Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.