Harman US

Hiram, OH Weather & Growing Conditions

Tonight
64°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Cloudy, with a low around 64. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 64°F Showers And Thunderstorms Likely 5 mph S 74%
Sunday 69°F Showers And Thunderstorms 3 to 8 mph NW 95%
Sunday Night 52°F Chance Showers And Thunderstorms then Mostly Cloudy 9 mph NE 30%
Monday 67°F Mostly Cloudy 12 mph NE 8%
Monday Night 50°F Slight Chance Rain Showers 12 mph NE 17%
Tuesday 64°F Mostly Cloudy then Chance Rain Showers 13 mph NE 26%
Tuesday Night 51°F Showers And Thunderstorms Likely 15 mph E 69%
Wednesday 63°F Showers And Thunderstorms Likely 14 mph E 69%
Wednesday Night 50°F Chance Showers And Thunderstorms 10 to 15 mph E 53%
Thursday 65°F Chance Showers And Thunderstorms 10 mph E 53%
Thursday Night 48°F Mostly Cloudy then Slight Chance Rain Showers 3 to 7 mph E 15%
Friday 68°F Slight Chance Rain Showers then Mostly Sunny 3 to 9 mph NE 15%
Friday Night 49°F Partly Cloudy 2 to 9 mph NE 8%
Saturday 70°F Mostly Sunny 3 to 8 mph NE 4%

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

Growing snapshot for Hiram, OH

Last spring frost
May 1
First fall frost
Oct 20
Growing season
170 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Hiram, Oh (7.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.