Harman US

Guilford Lake, OH Weather & Growing Conditions

Today
76°F
Partly Sunny then Slight Chance Rain Showers
A slight chance of rain showers after 5pm. Partly sunny, with a high near 76. East wind around 5 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Today 76°F Partly Sunny then Slight Chance Rain Showers 5 mph E 15%
Tonight 63°F Slight Chance Showers And Thunderstorms 2 to 7 mph SE 74%
Sunday 75°F Showers And Thunderstorms 9 mph SW 90%
Sunday Night 53°F Rain Showers Likely 12 mph N 70%
Monday 65°F Mostly Cloudy then Chance Rain Showers 12 mph NE 28%
Monday Night 52°F Chance Rain Showers 13 mph NE 51%
Tuesday 62°F Chance Rain Showers 14 mph E 51%
Tuesday Night 51°F Rain Showers Likely 16 mph E 70%
Wednesday 62°F Rain Showers Likely 16 mph E 70%
Wednesday Night 50°F Showers And Thunderstorms Likely 12 to 15 mph E 63%
Thursday 64°F Showers And Thunderstorms Likely 10 mph E 61%
Thursday Night 50°F Slight Chance Rain Showers 6 to 9 mph E 21%
Friday 67°F Slight Chance Rain Showers 9 mph NE 17%
Friday Night 49°F Slight Chance Rain Showers then Partly Cloudy 6 to 9 mph NE 17%

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

Growing snapshot for Guilford Lake, OH

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

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

Climate data from the nearest NOAA station, Millport 4 Ne, Oh (4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.