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Lake Waynoka, OH Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Lake Waynoka, a community in Brown County, Ohio.

Today
88°F
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 88. Southeast wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts between a half and three quarters of an inch possible.

7-day forecast for Lake Waynoka

WhenTempForecastWindPrecip
Today 88°F Partly Sunny then Chance Showers And Thunderstorms 5 mph SE 25%
Tonight 67°F Chance Showers And Thunderstorms 6 mph S 61%
Sunday 88°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 8 mph SW 27%
Sunday Night 62°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 7 to 10 mph N 49%
Monday 75°F Chance Rain Showers 12 mph NE 50%
Monday Night 56°F Showers And Thunderstorms Likely 12 mph NE 57%
Tuesday 72°F Chance Showers And Thunderstorms 10 mph NE 48%
Tuesday Night 58°F Chance Showers And Thunderstorms 7 to 10 mph NE 54%
Wednesday 72°F Showers And Thunderstorms Likely 9 mph NE 59%
Wednesday Night 56°F Showers And Thunderstorms Likely 6 to 10 mph NE 59%
Thursday 71°F Slight Chance Rain Showers then Mostly Cloudy 9 mph NE 16%
Thursday Night 54°F Mostly Cloudy 6 to 9 mph NE 12%
Friday 71°F Mostly Sunny 9 mph NE 11%
Friday Night 52°F Partly Cloudy 6 to 9 mph NE 10%

Forecast source: National Weather Service (api.weather.gov) for Lake Waynoka (38.940, -83.781). Updated through the day.

Growing snapshot for Lake Waynoka

Last spring frost
Apr 29
First fall frost
Oct 11
Growing season
162 days
Hardiness zone
6b

More local growing data for Lake Waynoka: nearby ZIP 45171 weather · frost dates · planting calendar · Ohio frost dates

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Climate data from the nearest NOAA station, Ripley Exp Farm, Oh (15.6 mi from Lake Waynoka). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.