Plain City, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Plain City, a village in Madison County, Ohio.
Today
83°F
Sunny
Sunny, with a high near 83. Northeast wind around 3 mph.
7-day forecast for Plain City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 3 mph NE | 0% |
| Tonight | 63°F | Mostly Clear | 3 mph N | 3% |
| Wednesday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph NE | 36% |
| Wednesday Night | 66°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 18% |
| Thursday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 8 mph SW | 48% |
| Thursday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 to 7 mph SW | 67% |
| Friday | 83°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 3 to 8 mph SW | 67% |
| Friday Night | 65°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 3 to 7 mph SW | 67% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 31% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 31% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 20% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms | 6 to 9 mph SW | 21% |
| Monday | 87°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 8 to 13 mph SW | 31% |
| Monday Night | 68°F | Chance Showers And Thunderstorms | 6 to 10 mph SW | 39% |
Forecast source: National Weather Service (api.weather.gov) for Plain City (40.108, -83.274). Updated through the day.
Growing snapshot for Plain City
Last spring frost
Apr 19
First fall frost
Oct 26
Growing season
188 days
Hardiness zone
6b
More local growing data for Plain City: nearby ZIP 43064 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Choctaw Lake
Lafayette
London
Midway
Mount Sterling
New California
Plumwood
South Solon
West Jefferson
Climate data from the nearest NOAA station, Marysville, Oh (6.7 mi from Plain City). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.