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Royal Oak, MI Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Royal Oak, a city in Oakland County, Michigan.

Today
86°F
Sunny
Sunny, with a high near 86. South southwest wind 5 to 8 mph.

7-day forecast for Royal Oak

WhenTempForecastWindPrecip
Today 86°F Sunny 5 to 8 mph SSW 0%
Tonight 62°F Mostly Clear 2 to 8 mph SSW 0%
Wednesday 89°F Sunny 2 to 8 mph SW 0%
Wednesday Night 68°F Partly Cloudy then Chance Showers And Thunderstorms 2 to 8 mph WSW 32%
Thursday 85°F Showers And Thunderstorms Likely 3 to 8 mph WSW 64%
Thursday Night 66°F Showers And Thunderstorms Likely 2 to 7 mph WSW 64%
Friday 86°F Chance Showers And Thunderstorms 2 to 6 mph WSW 37%
Friday Night 67°F Chance Showers And Thunderstorms then Partly Cloudy 2 to 6 mph SW 34%
Saturday 89°F Mostly Sunny 2 to 9 mph WSW 9%
Saturday Night 69°F Chance Showers And Thunderstorms 5 to 9 mph SW 26%
Sunday 90°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 5 to 13 mph SW 26%
Sunday Night 71°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 8 to 13 mph WSW 43%
Monday 88°F Chance Rain Showers 7 to 10 mph W 43%
Monday Night 68°F Chance Showers And Thunderstorms 6 to 10 mph WSW 46%

Forecast source: National Weather Service (api.weather.gov) for Royal Oak (42.508, -83.154). Updated through the day.

Growing snapshot for Royal Oak

Last spring frost
Apr 26
First fall frost
Oct 22
Growing season
177 days
Hardiness zone
6b

More local growing data for Royal Oak: nearby ZIP 48073 weather · frost dates · planting calendar · Michigan frost dates

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Climate data from the nearest NOAA station, Pontiac Wwtp, Mi (9.5 mi from Royal Oak). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.