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River Rouge, MI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for River Rouge, a city in Wayne County, Michigan.

Today
67°F
Light Rain
Rain. Mostly cloudy. High near 67, with temperatures falling to around 64 in the afternoon. South wind 12 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for River Rouge

WhenTempForecastWindPrecip
Today 67°F Light Rain 12 to 16 mph S 100%
Tonight 52°F Light Rain Likely then Mostly Cloudy 9 to 15 mph SW 60%
Thursday 60°F Mostly Cloudy 10 to 15 mph SW 6%
Thursday Night 46°F Chance Light Rain 3 to 9 mph W 36%
Friday 54°F Chance Light Rain 3 to 9 mph NW 51%
Friday Night 38°F Chance Light Rain 12 mph NW 42%
Saturday 51°F Slight Chance Light Rain then Partly Sunny 10 mph NW 22%
Saturday Night 35°F Partly Cloudy 7 mph WNW 4%
Sunday 56°F Mostly Sunny 7 to 13 mph W 4%
Sunday Night 36°F Mostly Clear 7 to 12 mph W 4%
Monday 58°F Sunny 7 to 12 mph WSW 2%
Monday Night 40°F Partly Cloudy 10 mph SW 2%
Tuesday 60°F Mostly Sunny 9 to 13 mph W 4%
Tuesday Night 38°F Slight Chance Light Rain 5 to 9 mph WNW 15%

Forecast source: National Weather Service (api.weather.gov) for River Rouge (42.274, -83.124). Updated through the day.

Growing snapshot for River Rouge

Last spring frost
Apr 27
First fall frost
Oct 25
Growing season
181 days
Hardiness zone
6b

More local growing data for River Rouge: nearby ZIP 48218 weather · frost dates · planting calendar · Michigan frost dates

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Climate data from the nearest NOAA station, Dearborn #2, Mi (5.7 mi from River Rouge). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.