Junction City, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Junction City, a city in Boyle County, Kentucky.
Today
85°F
Sunny
Sunny, with a high near 85. Northeast wind around 5 mph.
7-day forecast for Junction City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 5 mph NE | 3% |
| Tonight | 67°F | Partly Cloudy | 0 to 3 mph N | 5% |
| Wednesday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 3 mph W | 40% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 2 mph SW | 40% |
| Thursday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 7 mph SW | 31% |
| Thursday Night | 69°F | Chance Showers And Thunderstorms | 5 mph S | 31% |
| Friday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 to 8 mph SW | 58% |
| Friday Night | 68°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph SW | 58% |
| Saturday | 86°F | Chance Showers And Thunderstorms | 6 mph SW | 43% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 5 mph SW | 43% |
| Sunday | 87°F | Chance Showers And Thunderstorms | 6 mph SW | 26% |
| Sunday Night | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 26% |
| Monday | 88°F | Sunny then Slight Chance Showers And Thunderstorms | 3 to 7 mph SW | 17% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms | 6 mph SW | 17% |
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
Nearby towns & communities
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 Aug 4, 2026.