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Louisville/Jefferson County metro government, KY Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Louisville/Jefferson County metro government, a community in Jefferson County, Kentucky.

This Afternoon
94°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 5pm. Sunny, with a high near 94. Heat index values as high as 103. Southwest wind around 6 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Louisville/Jefferson County metro government

WhenTempForecastWindPrecip
This Afternoon 94°F Slight Chance Showers And Thunderstorms 6 mph SW 24%
Tonight 72°F Chance Showers And Thunderstorms then Partly Cloudy 6 mph SE 28%
Sunday 94°F Mostly Sunny 6 to 9 mph SW 2%
Sunday Night 68°F Partly Cloudy 8 mph N 12%
Monday 84°F Partly Sunny then Chance Showers And Thunderstorms 9 mph NE 46%
Monday Night 62°F Chance Showers And Thunderstorms 8 to 12 mph NE 46%
Tuesday 76°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 9 mph NE 33%
Tuesday Night 60°F Chance Showers And Thunderstorms 6 to 10 mph N 37%
Wednesday 75°F Chance Rain Showers 5 to 8 mph N 37%
Wednesday Night 59°F Slight Chance Rain Showers then Mostly Cloudy 5 to 9 mph N 18%
Thursday 75°F Mostly Sunny 5 to 8 mph N 8%
Thursday Night 58°F Partly Cloudy 5 to 9 mph N 8%
Friday 75°F Mostly Sunny 6 to 10 mph NE 5%
Friday Night 56°F Partly Cloudy 6 to 10 mph NE 5%

Forecast source: National Weather Service (api.weather.gov) for Louisville/Jefferson County metro government (38.165, -85.647). Updated through the day.

Growing snapshot for Louisville/Jefferson County metro government

Last spring frost
Apr 3
First fall frost
Nov 3
Growing season
214 days
Hardiness zone
7a

More local growing data for Louisville/Jefferson County metro government: nearby ZIP 40218 weather · frost dates · planting calendar · Kentucky frost dates

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Climate data from the nearest NOAA station, Louisville Bowman Fld, Ky (2.7 mi from Louisville/Jefferson County metro government). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.