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Britton, MI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Britton, a village in Lenawee County, Michigan.

Tonight
55°F
Mostly Cloudy then Slight Chance Light Rain
A slight chance of rain after 1am. Mostly cloudy. Low around 55, with temperatures rising to around 57 overnight. Northeast wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Britton

WhenTempForecastWindPrecip
Tonight 55°F Mostly Cloudy then Slight Chance Light Rain 7 mph NE 24%
Saturday 70°F Rain Showers 5 to 9 mph E 89%
Saturday Night 58°F Showers And Thunderstorms then Slight Chance Showers And Thunderstorms 3 to 9 mph ESE 81%
Sunday 69°F Showers And Thunderstorms Likely 6 to 12 mph N 66%
Sunday Night 50°F Chance Rain Showers then Mostly Cloudy 12 mph NE 44%
Monday 64°F Chance Rain Showers 12 to 15 mph NE 25%
Monday Night 48°F Slight Chance Rain Showers then Cloudy 15 mph NE 15%
Tuesday 63°F Mostly Cloudy then Slight Chance Rain Showers 17 mph NE 17%
Tuesday Night 50°F Chance Rain Showers 12 to 15 mph NE 42%
Wednesday 63°F Chance Rain Showers 14 mph NE 46%
Wednesday Night 50°F Chance Rain Showers 7 to 12 mph NE 43%
Thursday 65°F Mostly Cloudy 10 mph NNE 11%
Thursday Night 50°F Mostly Cloudy 5 to 9 mph NNE 9%
Friday 69°F Partly Sunny 6 to 9 mph NNE 6%

Forecast source: National Weather Service (api.weather.gov) for Britton (41.988, -83.830). Updated through the day.

Growing snapshot for Britton

Last spring frost
May 3
First fall frost
Oct 13
Growing season
160 days
Hardiness zone
6a

More local growing data for Britton: nearby ZIP 49229 weather · frost dates · planting calendar · Michigan frost dates

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Climate data from the nearest NOAA station, Tecumseh, Mi (5.5 mi from Britton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.