Four Bridges, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Four Bridges, a community in Warren County, Ohio.
Tonight
68°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1am, then a slight chance of showers and thunderstorms between 1am and 5am. Mostly cloudy, with a low around 68. South wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Four Bridges
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 68°F | Chance Showers And Thunderstorms | 6 mph S | 26% |
| Sunday | 86°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 5 to 9 mph W | 44% |
| Sunday Night | 60°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 10 mph N | 60% |
| Monday | 72°F | Chance Showers And Thunderstorms | 13 mph NE | 42% |
| Monday Night | 55°F | Chance Showers And Thunderstorms | 9 to 14 mph NE | 42% |
| Tuesday | 72°F | Chance Rain Showers | 12 mph NE | 32% |
| Tuesday Night | 58°F | Chance Rain Showers | 7 to 13 mph NE | 41% |
| Wednesday | 71°F | Showers And Thunderstorms Likely | 9 mph NE | 61% |
| Wednesday Night | 57°F | Showers And Thunderstorms Likely | 7 to 12 mph NE | 61% |
| Thursday | 71°F | Slight Chance Rain Showers | 8 mph NE | 20% |
| Thursday Night | 55°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 8 mph NE | 16% |
| Friday | 72°F | Partly Sunny | 5 to 9 mph NE | 6% |
| Friday Night | 52°F | Partly Cloudy | 5 to 8 mph NE | 6% |
| Saturday | 74°F | Mostly Sunny | 5 to 8 mph NE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Four Bridges (39.380, -84.360). Updated through the day.
Growing snapshot for Four Bridges
Last spring frost
Apr 22
First fall frost
Oct 18
Growing season
178 days
Hardiness zone
6b
More local growing data for Four Bridges: nearby ZIP 45040 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
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Mason
Morrow
Pleasant Plain
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Springboro
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Climate data from the nearest NOAA station, Hamilton Butler Co Rgnl Ap, Oh (11.3 mi from Four Bridges). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.