Harman US

Sinking Spring, OH Weather & Growing Conditions

This Afternoon
77°F
Sunny
Sunny, with a high near 77. South wind around 8 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 77°F Sunny 8 mph S 1%
Tonight 60°F Partly Cloudy then Chance Rain Showers 5 to 8 mph SE 32%
Wednesday 68°F Showers And Thunderstorms 8 to 12 mph S 99%
Wednesday Night 54°F Showers And Thunderstorms then Mostly Cloudy 3 to 12 mph SW 93%
Thursday 68°F Mostly Sunny 3 to 10 mph SW 1%
Thursday Night 45°F Partly Cloudy 1 to 5 mph SW 0%
Friday 64°F Mostly Sunny 1 to 7 mph NW 5%
Friday Night 41°F Partly Cloudy 6 mph NW 6%
Saturday 56°F Mostly Sunny 7 mph NW 12%
Saturday Night 35°F Partly Cloudy 3 mph NW 12%
Sunday 58°F Mostly Sunny 1 to 8 mph W 6%
Sunday Night 34°F Mostly Clear 2 to 6 mph W 13%
Monday 60°F Sunny 3 to 8 mph W 13%
Monday Night 37°F Mostly Clear 5 mph W 10%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Sinking Spring, OH

Last spring frost
Apr 24
First fall frost
Oct 20
Growing season
178 days
Hardiness zone
6b

Explore more for Sinking Spring, OH: full frost dates · planting calendar · Ohio frost dates

Climate data from the nearest NOAA station, Hillsboro, Oh (16.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.