Alton, KY Weather & Growing Conditions
This Afternoon
94°F
Sunny
Sunny, with a high near 94. Southwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 94°F | Sunny | 5 mph SW | 12% |
| Tonight | 71°F | Partly Cloudy | 3 mph S | 12% |
| Sunday | 94°F | Sunny | 3 to 7 mph SW | 2% |
| Sunday Night | 66°F | Partly Cloudy | 6 mph N | 9% |
| Monday | 85°F | Partly Sunny then Chance Showers And Thunderstorms | 7 mph NE | 46% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 5 to 9 mph NE | 46% |
| Tuesday | 76°F | Chance Rain Showers | 7 mph NE | 30% |
| Tuesday Night | 57°F | Chance Showers And Thunderstorms | 3 to 8 mph N | 34% |
| Wednesday | 75°F | Chance Rain Showers then Partly Sunny | 6 mph N | 25% |
| Wednesday Night | 55°F | Partly Cloudy | 2 to 7 mph N | 11% |
| Thursday | 74°F | Mostly Sunny | 2 to 6 mph N | 7% |
| Thursday Night | 56°F | Partly Cloudy | 2 to 6 mph N | 7% |
| Friday | 75°F | Mostly Sunny | 2 to 7 mph NE | 3% |
| Friday Night | 54°F | Partly Cloudy | 3 to 7 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alton, KY
Last spring frost
Apr 19
First fall frost
Oct 24
Growing season
186 days
Hardiness zone
7a
Explore more for Alton, KY: full frost dates · planting calendar · Kentucky frost dates
Climate data from the nearest NOAA station, Brandenburg, Ky (14.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.