Walnut Grove, TN Weather & Growing Conditions
Overnight
72°F
Mostly Clear
Mostly clear, with a low around 72. Southeast wind around 0 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 72°F | Mostly Clear | 0 mph | 1% |
| Saturday | 97°F | Sunny | 0 to 5 mph SW | 10% |
| Saturday Night | 72°F | Mostly Clear | 0 to 5 mph SSE | 5% |
| Sunday | 97°F | Sunny | 5 mph SW | 4% |
| Sunday Night | 72°F | Partly Cloudy | 0 to 5 mph S | 4% |
| Monday | 94°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph WSW | 21% |
| Monday Night | 67°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 mph NNE | 51% |
| Tuesday | 85°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 to 10 mph N | 49% |
| Tuesday Night | 63°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 49% |
| Wednesday | 80°F | Chance Rain Showers | 5 to 10 mph NNW | 42% |
| Wednesday Night | 60°F | Slight Chance Rain Showers then Partly Cloudy | 5 to 10 mph N | 20% |
| Thursday | 79°F | Mostly Sunny | 5 to 10 mph N | 8% |
| Thursday Night | 59°F | Partly Cloudy | 5 to 10 mph N | 6% |
| Friday | 79°F | Mostly Sunny | 5 to 10 mph NNE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Walnut Grove, TN
Last spring frost
Apr 7
First fall frost
Oct 30
Growing season
206 days
Hardiness zone
7b
Explore more for Walnut Grove, TN: full frost dates · planting calendar · Tennessee frost dates
Climate data from the nearest NOAA station, White House, Tn (4.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.