Harman US

Summitville, OH Weather & Growing Conditions

Overnight
59°F
Mostly Clear
Mostly clear, with a low around 59. South wind around 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 59°F Mostly Clear 7 mph S 2%
Wednesday 73°F Partly Sunny then Light Rain 6 to 13 mph S 93%
Wednesday Night 56°F Light Rain 8 to 14 mph S 94%
Thursday 66°F Partly Sunny 7 to 14 mph SW 0%
Thursday Night 45°F Partly Cloudy 6 mph SW 0%
Friday 59°F Chance Light Rain 2 to 8 mph W 31%
Friday Night 39°F Chance Light Rain 5 to 8 mph W 34%
Saturday 51°F Chance Light Rain 12 mph W 31%
Saturday Night 34°F Chance Light Rain then Mostly Cloudy 5 to 8 mph W 30%
Sunday 54°F Mostly Sunny 6 to 12 mph W 5%
Sunday Night 32°F Partly Cloudy 9 mph W 4%
Monday 56°F Mostly Sunny 7 to 12 mph W 9%
Monday Night 34°F Mostly Clear 5 to 9 mph SW 9%
Tuesday 59°F Mostly Sunny 9 to 13 mph SW 3%

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

Growing snapshot for Summitville, OH

Last spring frost
May 2
First fall frost
Oct 13
Growing season
165 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Millport 4 Ne, Oh (11.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.