Forest Park, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Forest Park, a city in Hamilton County, Ohio.
Today
85°F
Sunny
Sunny, with a high near 85. Northeast wind around 5 mph.
7-day forecast for Forest Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Sunny | 5 mph NE | 0% |
| Tonight | 66°F | Mostly Clear | 3 mph NE | 1% |
| Wednesday | 88°F | Sunny | 0 to 3 mph N | 14% |
| Wednesday Night | 68°F | Partly Cloudy | 3 mph SW | 5% |
| Thursday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 1 to 7 mph SW | 26% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph S | 60% |
| Friday | 85°F | Showers And Thunderstorms Likely | 3 to 8 mph SW | 65% |
| Friday Night | 68°F | Showers And Thunderstorms Likely | 2 to 6 mph SW | 65% |
| Saturday | 86°F | Chance Showers And Thunderstorms | 2 to 7 mph SW | 37% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms | 5 mph SW | 31% |
| Sunday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 8 mph SW | 15% |
| Sunday Night | 71°F | Slight Chance Showers And Thunderstorms | 3 to 7 mph SW | 16% |
| Monday | 90°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph SW | 22% |
| Monday Night | 72°F | Chance Showers And Thunderstorms | 7 mph SW | 28% |
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 Aug 4, 2026.