Port William, OH Weather & Growing Conditions
Today
84°F
Sunny
Sunny, with a high near 84. Northeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Sunny | 5 mph NE | 0% |
| Tonight | 64°F | Mostly Clear | 3 mph NE | 2% |
| Wednesday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 mph N | 30% |
| Wednesday Night | 66°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 22% |
| Thursday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 9 mph SW | 42% |
| Thursday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 to 7 mph SW | 58% |
| Friday | 84°F | Showers And Thunderstorms Likely | 5 to 9 mph SW | 68% |
| Friday Night | 66°F | Showers And Thunderstorms Likely | 3 to 8 mph SW | 68% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 3 to 9 mph SW | 31% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 to 7 mph SW | 31% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 10 mph SW | 18% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 8 mph SW | 18% |
| Monday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 8 to 13 mph SW | 30% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 6 to 9 mph SW | 30% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Port William, OH
Last spring frost
Apr 20
First fall frost
Oct 20
Growing season
180 days
Explore more for Port William, OH: full frost dates · planting calendar · Ohio frost dates
Climate data from the nearest NOAA station, Wilmington 3 N, Oh (4.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.