Prospect, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Prospect, a city in Oldham County, Kentucky.
This Afternoon
92°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 101. North wind 3 to 7 mph. Chance of precipitation is 30%.
7-day forecast for Prospect
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 92°F | Slight Chance Showers And Thunderstorms | 3 to 7 mph N | 28% |
| Tonight | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 to 8 mph NE | 23% |
| Saturday | 92°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph S | 25% |
| Saturday Night | 72°F | Chance Showers And Thunderstorms | 6 mph S | 30% |
| Sunday | 93°F | Mostly Sunny | 6 to 9 mph SW | 9% |
| Sunday Night | 69°F | Mostly Cloudy then Slight Chance Rain Showers | 8 mph N | 24% |
| Monday | 85°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 9 mph NE | 46% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 9 to 13 mph NE | 46% |
| Tuesday | 77°F | Chance Rain Showers then Chance Showers And Thunderstorms | 10 mph NE | 43% |
| Tuesday Night | 61°F | Chance Showers And Thunderstorms | 6 to 12 mph N | 43% |
| Wednesday | 74°F | Slight Chance Rain Showers then Partly Sunny | 6 to 9 mph N | 19% |
| Wednesday Night | 58°F | Mostly Cloudy | 5 to 10 mph N | 13% |
| Thursday | 74°F | Partly Sunny | 6 to 9 mph N | 7% |
| Thursday Night | 58°F | Partly Cloudy | 5 to 9 mph N | 7% |
Forecast source: National Weather Service (api.weather.gov) for Prospect (38.347, -85.609). Updated through the day.
Growing snapshot for Prospect
Last spring frost
Apr 12
First fall frost
Oct 25
Growing season
193 days
Hardiness zone
7a
More local growing data for Prospect: nearby ZIP 40059 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Buckner
Coldstream
Crestwood
Goshen
La Grange
Orchard Grass Hills
Pewee Valley
River Bluff
Westport
Worthington Hills
Climate data from the nearest NOAA station, Crestwood 4Ne, Ky (8.9 mi from Prospect). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.