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Junction City, KY Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Junction City, a city in Boyle County, Kentucky.

Overnight
61°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Cloudy, with a low around 61. South wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast for Junction City

WhenTempForecastWindPrecip
Overnight 61°F Showers And Thunderstorms Likely 14 mph S 62%
Wednesday 69°F Showers And Thunderstorms 9 to 17 mph S 100%
Wednesday Night 49°F Chance Showers And Thunderstorms then Patchy Drizzle 3 to 8 mph SW 37%
Thursday 67°F Mostly Sunny 3 to 7 mph SW 0%
Thursday Night 42°F Partly Cloudy 0 to 3 mph W 0%
Friday 64°F Mostly Sunny 0 to 7 mph W 0%
Friday Night 36°F Mostly Cloudy 6 mph NW 3%
Saturday 55°F Mostly Sunny 2 to 6 mph NW 0%
Saturday Night 31°F Partly Cloudy 0 to 3 mph N 0%
Sunday 57°F Mostly Sunny 1 to 6 mph NW 0%
Sunday Night 30°F Mostly Clear 3 mph W 3%
Monday 60°F Sunny 1 to 5 mph SW 3%
Monday Night 32°F Clear 2 mph SW 1%
Tuesday 65°F Sunny 3 to 7 mph SW 1%

Forecast source: National Weather Service (api.weather.gov) for Junction City (37.585, -84.789). Updated through the day.

Growing snapshot for Junction City

Last spring frost
Apr 9
First fall frost
Oct 27
Growing season
199 days
Hardiness zone
7a

More local growing data for Junction City: nearby ZIP 40440 weather · frost dates · planting calendar · Kentucky frost dates

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Climate data from the nearest NOAA station, Danville, Ky (6.4 mi from Junction City). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.