Harman US

Knottsville, KY Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Knottsville, a community in Daviess County, Kentucky.

Overnight
64°F
Clear
Clear. Low around 64, with temperatures rising to around 66 overnight. East northeast wind around 3 mph.

7-day forecast for Knottsville

WhenTempForecastWindPrecip
Overnight 64°F Clear 3 mph ENE 0%
Tuesday 86°F Sunny 5 mph NE 0%
Tuesday Night 66°F Mostly Clear 3 mph NNE 0%
Wednesday 87°F Sunny 2 mph NNW 1%
Wednesday Night 69°F Mostly Clear 2 mph S 1%
Thursday 88°F Mostly Sunny 6 mph SSW 9%
Thursday Night 71°F Chance Showers And Thunderstorms 3 mph SSE 34%
Friday 87°F Chance Showers And Thunderstorms 6 mph SW 37%
Friday Night 70°F Chance Showers And Thunderstorms 5 mph S 37%
Saturday 87°F Chance Showers And Thunderstorms 2 to 6 mph SSW 46%
Saturday Night 70°F Chance Showers And Thunderstorms then Partly Cloudy 3 mph S 32%
Sunday 88°F Mostly Sunny then Slight Chance Showers And Thunderstorms 2 to 6 mph SSW 16%
Sunday Night 72°F Slight Chance Showers And Thunderstorms then Mostly Clear 3 mph SSW 16%
Monday 90°F Sunny 7 mph SW 10%

Forecast source: National Weather Service (api.weather.gov) for Knottsville (37.773, -86.912). Updated through the day.

Growing snapshot for Knottsville

Last spring frost
Apr 2
First fall frost
Nov 7
Growing season
218 days
Hardiness zone
7a

More local growing data for Knottsville: nearby ZIP 42366 weather · frost dates · planting calendar · Kentucky frost dates

Nearby towns & communities

All Kentucky locations ›

Climate data from the nearest NOAA station, Cannelton, In (17.6 mi from Knottsville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.