Lafayette, OH Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Lafayette, a village in Allen County, Ohio.

This Afternoon

74°F

Mostly Sunny

Mostly sunny, with a high near 74. Northeast wind around 10 mph.

7-day forecast for Lafayette

When	Temp	Forecast	Wind	Precip
This Afternoon	74°F	Mostly Sunny	10 mph NE	1%
Tonight	57°F	Partly Cloudy	5 to 10 mph E	2%
Saturday	79°F	Slight Chance Showers And Thunderstorms then Showers And Thunderstorms	5 mph SE	76%
Saturday Night	66°F	Showers And Thunderstorms Likely then Chance Showers And Thunderstorms	5 to 10 mph S	86%
Sunday	77°F	Showers And Thunderstorms	5 to 15 mph NW	85%
Sunday Night	57°F	Showers And Thunderstorms Likely	15 mph NE	69%
Monday	67°F	Chance Rain Showers	15 to 20 mph NE	51%
Monday Night	53°F	Chance Showers And Thunderstorms	15 to 20 mph NE	50%
Tuesday	66°F	Chance Rain Showers	15 mph NE	35%
Tuesday Night	54°F	Chance Rain Showers	10 to 15 mph NE	44%
Wednesday	67°F	Chance Rain Showers	10 to 15 mph NE	44%
Wednesday Night	54°F	Slight Chance Rain Showers then Mostly Cloudy	5 to 10 mph NE	24%
Thursday	69°F	Mostly Cloudy	10 mph N	12%
Thursday Night	53°F	Mostly Cloudy	5 to 10 mph N	12%

Forecast source: National Weather Service (api.weather.gov) for Lafayette (40.759, -83.950). Updated through the day.

Growing snapshot for Lafayette

Last spring frost

Apr 22

First fall frost

Oct 22

Growing season

181 days

Hardiness zone

More local growing data for Lafayette: nearby ZIP 45854 weather · frost dates · planting calendar · Ohio frost dates

Nearby towns & communities

Beaverdam Bluffton Cairo Cridersville Delphos Elida Fort Shawnee Gomer Harrod Lima Spencerville Westminster

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Climate data from the nearest NOAA station, Lima Allen Co Ap, Oh (5.3 mi from Lafayette). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.