Greenfield, TN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Greenfield, a city in Weakley County, Tennessee.
Today
88°F
Sunny
Sunny, with a high near 88. Northeast wind 0 to 5 mph.
7-day forecast for Greenfield
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Sunny | 0 to 5 mph NE | 0% |
| Tonight | 67°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Wednesday | 91°F | Sunny | 0 mph | 0% |
| Wednesday Night | 69°F | Mostly Clear | 0 mph | 3% |
| Thursday | 93°F | Sunny | 0 to 5 mph SSW | 3% |
| Thursday Night | 72°F | Partly Cloudy | 0 mph | 11% |
| Friday | 92°F | Chance Showers And Thunderstorms | 5 mph SSW | 26% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 0 mph | 26% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph SW | 35% |
| Saturday Night | 71°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 35% |
| Sunday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph SSW | 16% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 0 mph | 16% |
| Monday | 93°F | Mostly Sunny | 0 to 5 mph SSW | 8% |
| Monday Night | 73°F | Partly Cloudy | 0 to 5 mph S | 8% |
Forecast source: National Weather Service (api.weather.gov) for Greenfield (36.165, -88.807). Updated through the day.
Growing snapshot for Greenfield
Last spring frost
Apr 3
First fall frost
Nov 1
Growing season
212 days
Hardiness zone
7b
More local growing data for Greenfield: nearby ZIP 38230 weather · frost dates · planting calendar · Tennessee frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Dresden, Tn (9.7 mi from Greenfield). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.