Dayton, KY Weather & Growing Conditions
Today
87°F
Sunny
Sunny, with a high near 87. Northeast wind 1 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Sunny | 1 to 5 mph NE | 0% |
| Tonight | 66°F | Mostly Clear | 3 mph NE | 2% |
| Wednesday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 3 mph NW | 21% |
| Wednesday Night | 69°F | Partly Cloudy | 2 mph S | 6% |
| Thursday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 7 mph SW | 29% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 1 to 5 mph S | 57% |
| Friday | 87°F | Showers And Thunderstorms Likely | 1 to 7 mph SW | 66% |
| Friday Night | 68°F | Showers And Thunderstorms Likely | 1 to 5 mph SW | 66% |
| Saturday | 87°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 37% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 3 mph SW | 32% |
| Sunday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 7 mph SW | 15% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 17% |
| Monday | 91°F | Slight Chance Showers And Thunderstorms | 3 to 8 mph SW | 22% |
| Monday Night | 72°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 to 6 mph SW | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Dayton, KY
Last spring frost
Apr 16
First fall frost
Oct 25
Growing season
190 days
Hardiness zone
6b
Explore more for Dayton, KY: full frost dates · planting calendar · Kentucky frost dates
Climate data from the nearest NOAA station, Cincinnati Lunken Ap, Oh (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.