Dexter, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Dexter, a community in Marshall County, Kentucky.
Today
67°F
Partly Sunny
Partly sunny. High near 67, with temperatures falling to around 63 in the afternoon. West southwest wind 5 to 10 mph.
7-day forecast for Dexter
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Partly Sunny | 5 to 10 mph WSW | 12% |
| Tonight | 44°F | Partly Cloudy | 3 mph WSW | 0% |
| Thursday | 68°F | Sunny | 1 to 6 mph SW | 0% |
| Thursday Night | 44°F | Mostly Clear | 1 mph WNW | 0% |
| Friday | 63°F | Mostly Sunny | 2 to 8 mph NNW | 0% |
| Friday Night | 38°F | Partly Cloudy | 6 mph N | 0% |
| Saturday | 57°F | Mostly Sunny | 6 mph N | 0% |
| Saturday Night | 34°F | Partly Cloudy | 2 mph N | 0% |
| Sunday | 58°F | Mostly Sunny | 1 to 6 mph NNW | 0% |
| Sunday Night | 34°F | Mostly Clear | 2 mph NNW | 0% |
| Monday | 62°F | Sunny | 0 to 5 mph W | 0% |
| Monday Night | 36°F | Clear | 1 mph WSW | 1% |
| Tuesday | 67°F | Sunny | 1 to 5 mph WSW | 1% |
| Tuesday Night | 39°F | Mostly Clear | 1 mph WNW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Dexter (36.739, -88.296). Updated through the day.
Growing snapshot for Dexter
Last spring frost
Apr 9
First fall frost
Oct 19
Growing season
192 days
Hardiness zone
7b
More local growing data for Dexter: nearby ZIP 42048 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Benton, Ky (7.6 mi from Dexter). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.