Corydon, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Corydon, a city in Henderson County, Kentucky.
Today
86°F
Sunny
Sunny. High near 86, with temperatures falling to around 84 in the afternoon. Northeast wind around 3 mph.
7-day forecast for Corydon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 3 mph NE | 0% |
| Tonight | 65°F | Mostly Clear | 0 to 3 mph NNE | 0% |
| Wednesday | 88°F | Sunny | 2 mph WNW | 0% |
| Wednesday Night | 68°F | Mostly Clear | 2 mph S | 1% |
| Thursday | 89°F | Mostly Sunny | 2 to 6 mph SW | 8% |
| Thursday Night | 71°F | Chance Showers And Thunderstorms | 5 mph S | 33% |
| Friday | 88°F | Chance Showers And Thunderstorms | 6 mph SSW | 36% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 5 mph SSW | 36% |
| Saturday | 88°F | Chance Showers And Thunderstorms | 6 mph SW | 35% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SSW | 28% |
| Sunday | 89°F | Mostly Sunny | 3 to 7 mph SSW | 14% |
| Sunday Night | 72°F | Mostly Clear | 5 mph SSW | 14% |
| Monday | 91°F | Sunny | 5 to 8 mph SSW | 7% |
| Monday Night | 74°F | Mostly Clear | 6 mph SSW | 12% |
Forecast source: National Weather Service (api.weather.gov) for Corydon (37.740, -87.707). Updated through the day.
Growing snapshot for Corydon
Last spring frost
Apr 4
First fall frost
Oct 29
Growing season
207 days
Hardiness zone
7a
More local growing data for Corydon: nearby ZIP 42406 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Henderson 8 Ssw, Ky (4.2 mi from Corydon). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.