Corwin, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Corwin, a village in Warren County, Ohio.
Today
85°F
Sunny
Sunny, with a high near 85. Northeast wind around 5 mph.
7-day forecast for Corwin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 5 mph NE | 0% |
| Tonight | 64°F | Mostly Clear | 3 mph NE | 2% |
| Wednesday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 5 mph N | 23% |
| Wednesday Night | 67°F | Partly Cloudy | 3 mph S | 14% |
| Thursday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 8 mph SW | 35% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 mph SW | 58% |
| Friday | 85°F | Showers And Thunderstorms Likely | 3 to 8 mph SW | 65% |
| Friday Night | 67°F | Showers And Thunderstorms Likely | 2 to 7 mph SW | 65% |
| Saturday | 85°F | Chance Showers And Thunderstorms | 2 to 8 mph SW | 29% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 29% |
| Sunday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 9 mph SW | 16% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms | 7 mph SW | 16% |
| Monday | 89°F | Chance Showers And Thunderstorms | 6 to 12 mph SW | 28% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 30% |
Forecast source: National Weather Service (api.weather.gov) for Corwin (39.523, -84.065). Updated through the day.
Growing snapshot for Corwin
Last spring frost
Apr 18
First fall frost
Oct 24
Growing season
188 days
Hardiness zone
6b
More local growing data for Corwin: nearby ZIP 45068 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Butlerville
Carlisle
Five Points
Four Bridges
Franklin
Harveysburg
Hunter
Kings Mills
Landen
Lebanon
Loveland Park
Maineville
Mason
Morrow
Pleasant Plain
Roachester
South Lebanon
Springboro
Waynesville
Climate data from the nearest NOAA station, Xenia 6 Sse, Oh (8.8 mi from Corwin). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.