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Celina, OH Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Celina, a city in Mercer County, Ohio.

Tonight
57°F
Partly Cloudy
Partly cloudy, with a low around 57. East wind around 7 mph.

7-day forecast for Celina

WhenTempForecastWindPrecip
Tonight 57°F Partly Cloudy 7 mph E 3%
Saturday 77°F Rain Showers Likely 7 mph SE 71%
Saturday Night 64°F Showers And Thunderstorms Likely 6 mph S 71%
Sunday 76°F Showers And Thunderstorms 5 to 10 mph NW 76%
Sunday Night 57°F Showers And Thunderstorms 10 to 14 mph NE 76%
Monday 67°F Showers And Thunderstorms Likely 12 to 15 mph NE 55%
Monday Night 54°F Chance Showers And Thunderstorms 12 to 16 mph NE 48%
Tuesday 67°F Chance Showers And Thunderstorms 12 to 15 mph NE 36%
Tuesday Night 55°F Chance Rain Showers 9 to 15 mph NE 30%
Wednesday 67°F Chance Rain Showers 10 mph NE 28%
Wednesday Night 55°F Slight Chance Rain Showers then Mostly Cloudy 6 to 10 mph N 17%
Thursday 69°F Mostly Cloudy 6 to 9 mph N 10%
Thursday Night 54°F Mostly Cloudy 5 to 9 mph N 10%
Friday 70°F Partly Sunny 5 to 9 mph N 5%

Forecast source: National Weather Service (api.weather.gov) for Celina (40.555, -84.561). Updated through the day.

Growing snapshot for Celina

Last spring frost
Apr 27
First fall frost
Oct 19
Growing season
175 days
Hardiness zone
6a

More local growing data for Celina: nearby ZIP 45822 weather · frost dates · planting calendar · Ohio frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Celina 3 Ne, Oh (3.4 mi from Celina). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.