Wilmington, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wilmington, a city in Clinton County, Ohio.
Today
84°F
Sunny
Sunny, with a high near 84. Northeast wind around 6 mph.
7-day forecast for Wilmington
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Sunny | 6 mph NE | 0% |
| Tonight | 64°F | Mostly Clear | 5 mph NE | 3% |
| Wednesday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 5 mph N | 30% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 29% |
| Thursday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 8 mph SW | 47% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 6 mph SW | 55% |
| Friday | 84°F | Showers And Thunderstorms Likely | 5 to 9 mph SW | 69% |
| Friday Night | 66°F | Showers And Thunderstorms Likely | 3 to 7 mph SW | 69% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 30% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Mostly Cloudy | 3 to 7 mph SW | 30% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 to 10 mph SW | 17% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 8 mph SW | 17% |
| Monday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 7 to 13 mph SW | 29% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 6 to 9 mph SW | 30% |
Forecast source: National Weather Service (api.weather.gov) for Wilmington (39.429, -83.816). Updated through the day.
Growing snapshot for Wilmington
Last spring frost
Apr 20
First fall frost
Oct 20
Growing season
180 days
Hardiness zone
6b
More local growing data for Wilmington: nearby ZIP 45177 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Wilmington 3 N, Oh (2.5 mi from Wilmington). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.