Plainville, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Plainville, a community in Hamilton County, Ohio.
Today
86°F
Sunny
Sunny, with a high near 86. Northeast wind 1 to 5 mph.
7-day forecast for Plainville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 1 to 5 mph NE | 0% |
| Tonight | 66°F | Mostly Clear | 0 to 3 mph NE | 2% |
| Wednesday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 3 mph NW | 23% |
| Wednesday Night | 68°F | Partly Cloudy | 2 mph S | 7% |
| Thursday | 89°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 7 mph SW | 31% |
| Thursday Night | 69°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 mph S | 56% |
| Friday | 87°F | Showers And Thunderstorms Likely | 1 to 7 mph SW | 67% |
| Friday Night | 68°F | Showers And Thunderstorms Likely | 0 to 5 mph SW | 67% |
| Saturday | 87°F | Chance Showers And Thunderstorms | 0 to 7 mph SW | 35% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 0 to 3 mph SW | 31% |
| Sunday | 89°F | Mostly Sunny | 0 to 8 mph SW | 14% |
| Sunday Night | 70°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph SW | 18% |
| Monday | 90°F | Slight Chance Showers And Thunderstorms | 2 to 9 mph SW | 22% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 to 6 mph SW | 26% |
Forecast source: National Weather Service (api.weather.gov) for Plainville (39.144, -84.359). Updated through the day.
Growing snapshot for Plainville
Last spring frost
Apr 16
First fall frost
Oct 25
Growing season
190 days
Hardiness zone
6b
More local growing data for Plainville: nearby ZIP 45227 weather · frost dates · planting calendar · Ohio frost dates
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Climate data from the nearest NOAA station, Cincinnati Lunken Ap, Oh (3.9 mi from Plainville). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.