Forest Park, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Forest Park, a city in Hamilton County, Ohio.
This Afternoon
80°F
Mostly Cloudy
Mostly cloudy, with a high near 80. Northeast wind around 9 mph.
7-day forecast for Forest Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 80°F | Mostly Cloudy | 9 mph NE | 4% |
| Tonight | 63°F | Partly Cloudy then Patchy Fog | 3 to 8 mph NE | 3% |
| Saturday | 84°F | Widespread Fog then Chance Showers And Thunderstorms | 5 mph SE | 44% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph S | 57% |
| Sunday | 85°F | Chance Showers And Thunderstorms | 3 to 7 mph SW | 45% |
| Sunday Night | 64°F | Chance Showers And Thunderstorms | 10 mph NE | 45% |
| Monday | 76°F | Chance Showers And Thunderstorms | 10 mph NE | 50% |
| Monday Night | 60°F | Chance Showers And Thunderstorms | 8 to 12 mph NE | 51% |
| Tuesday | 73°F | Chance Showers And Thunderstorms | 10 mph NE | 43% |
| Tuesday Night | 59°F | Chance Showers And Thunderstorms | 6 to 12 mph NE | 38% |
| Wednesday | 72°F | Chance Rain Showers then Slight Chance Showers And Thunderstorms | 6 to 9 mph N | 29% |
| Wednesday Night | 58°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 9 mph N | 24% |
| Thursday | 72°F | Partly Sunny | 8 mph N | 10% |
| Thursday Night | 57°F | Mostly Cloudy | 5 to 8 mph N | 10% |
Forecast source: National Weather Service (api.weather.gov) for Forest Park (39.286, -84.526). Updated through the day.
Growing snapshot for Forest Park
Last spring frost
Apr 22
First fall frost
Oct 18
Growing season
178 days
Hardiness zone
6b
More local growing data for Forest Park: nearby ZIP 45240 weather · frost dates · planting calendar · Ohio frost dates
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Climate data from the nearest NOAA station, Hamilton Butler Co Rgnl Ap, Oh (5.4 mi from Forest Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.