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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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
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 Nov 4, 2026.