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Brookville, OH Weather & Growing Conditions

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

Tonight
58°F
Partly Cloudy
Partly cloudy, with a low around 58. East wind around 8 mph.

7-day forecast for Brookville

WhenTempForecastWindPrecip
Tonight 58°F Partly Cloudy 8 mph E 3%
Saturday 81°F Partly Sunny then Chance Showers And Thunderstorms 7 mph SE 54%
Saturday Night 66°F Showers And Thunderstorms Likely 8 mph S 67%
Sunday 81°F Chance Rain Showers 8 mph W 54%
Sunday Night 60°F Chance Showers And Thunderstorms 10 to 14 mph NE 54%
Monday 72°F Showers And Thunderstorms Likely 14 mph NE 55%
Monday Night 56°F Chance Showers And Thunderstorms 12 to 16 mph NE 49%
Tuesday 71°F Chance Showers And Thunderstorms 14 mph NE 37%
Tuesday Night 57°F Chance Showers And Thunderstorms 10 to 16 mph NE 36%
Wednesday 70°F Chance Rain Showers 10 mph N 26%
Wednesday Night 56°F Slight Chance Rain Showers 8 to 13 mph N 17%
Thursday 71°F Partly Sunny 10 mph N 11%
Thursday Night 55°F Mostly Cloudy 7 to 12 mph N 11%
Friday 71°F Partly Sunny 10 mph N 6%

Forecast source: National Weather Service (api.weather.gov) for Brookville (39.840, -84.417). Updated through the day.

Growing snapshot for Brookville

Last spring frost
Apr 16
First fall frost
Oct 28
Growing season
194 days
Hardiness zone
6a

More local growing data for Brookville: nearby ZIP 45309 weather · frost dates · planting calendar · Ohio frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Dayton Intl Ap, Oh (11.4 mi from Brookville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.