Mount Washington, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Mount Washington, a city in Bullitt County, Kentucky.
Today
86°F
Sunny
Sunny, with a high near 86. Northeast wind around 6 mph.
7-day forecast for Mount Washington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 6 mph NE | 0% |
| Tonight | 68°F | Mostly Clear | 2 to 6 mph N | 0% |
| Wednesday | 88°F | Sunny then Slight Chance Showers And Thunderstorms | 3 mph NW | 16% |
| Wednesday Night | 70°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 3 mph S | 16% |
| Thursday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 8 mph SW | 18% |
| Thursday Night | 71°F | Slight Chance Showers And Thunderstorms | 5 to 8 mph S | 44% |
| Friday | 87°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 50% |
| Friday Night | 70°F | Chance Showers And Thunderstorms | 3 to 8 mph S | 50% |
| Saturday | 87°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 39% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 6 mph SW | 35% |
| Sunday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph SW | 18% |
| Sunday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 7 mph SW | 18% |
| Monday | 90°F | Sunny | 5 to 9 mph SW | 11% |
| Monday Night | 73°F | Partly Cloudy then Slight Chance Rain Showers | 5 to 8 mph SW | 16% |
Forecast source: National Weather Service (api.weather.gov) for Mount Washington (38.043, -85.556). Updated through the day.
Growing snapshot for Mount Washington
Last spring frost
Apr 6
First fall frost
Nov 1
Growing season
209 days
Hardiness zone
7a
More local growing data for Mount Washington: nearby ZIP 40047 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Louisville Wfo, Ky (7.3 mi from Mount Washington). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.