Junction City, OH Weather & Growing Conditions
Overnight
59°F
Partly Cloudy
Partly cloudy, with a low around 59. Northeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 59°F | Partly Cloudy | 2 mph NE | 1% |
| Saturday | 81°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 mph SE | 21% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 3 mph S | 56% |
| Sunday | 81°F | Chance Rain Showers then Chance Showers And Thunderstorms | 6 mph SW | 71% |
| Sunday Night | 58°F | Showers And Thunderstorms | 9 mph N | 82% |
| Monday | 70°F | Chance Rain Showers | 9 mph NE | 33% |
| Monday Night | 55°F | Chance Rain Showers | 9 mph NE | 48% |
| Tuesday | 68°F | Chance Rain Showers | 8 mph NE | 48% |
| Tuesday Night | 56°F | Showers And Thunderstorms Likely | 7 to 10 mph E | 70% |
| Wednesday | 67°F | Showers And Thunderstorms Likely | 7 to 10 mph E | 72% |
| Wednesday Night | 54°F | Showers And Thunderstorms Likely | 5 to 9 mph E | 72% |
| Thursday | 68°F | Chance Rain Showers | 6 mph NE | 36% |
| Thursday Night | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 6 mph NE | 21% |
| Friday | 69°F | Mostly Sunny | 3 to 7 mph NE | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Junction City, OH
Last spring frost
Apr 30
First fall frost
Oct 17
Growing season
168 days
Hardiness zone
6a
Explore more for Junction City, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, New Lexington 2 Nw, Oh (6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.