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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
66°F
Rain
Rain and a slight chance of thunderstorms. Cloudy, with a high near 66. South wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

7-day forecast for Lake Waynoka

WhenTempForecastWindPrecip
Today 66°F Rain 15 mph S 99%
Tonight 52°F Light Rain Likely then Mostly Cloudy 6 to 13 mph SW 68%
Thursday 65°F Mostly Sunny 5 to 12 mph SW 0%
Thursday Night 45°F Partly Cloudy 2 to 6 mph SW 0%
Friday 60°F Partly Sunny then Slight Chance Light Rain 2 to 9 mph W 22%
Friday Night 39°F Slight Chance Light Rain then Mostly Cloudy 8 mph NW 22%
Saturday 53°F Partly Sunny 8 mph NW 1%
Saturday Night 35°F Partly Cloudy 5 mph NW 0%
Sunday 56°F Mostly Sunny 3 to 9 mph W 2%
Sunday Night 34°F Mostly Clear 6 mph W 3%
Monday 59°F Sunny 3 to 8 mph W 2%
Monday Night 37°F Mostly Clear 6 mph SW 2%
Tuesday 63°F Sunny 6 to 9 mph SW 1%
Tuesday Night 38°F Mostly Clear 5 mph NW 1%

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 Nov 4, 2026.