Keego Harbor, MI Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Keego Harbor, a city in Oakland County, Michigan.
This Afternoon
65°F
Chance Showers And Thunderstorms
A chance of rain showers before 5pm, then a chance of showers and thunderstorms. Cloudy. High near 65, with temperatures falling to around 63 in the afternoon. East southeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Keego Harbor
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 65°F | Chance Showers And Thunderstorms | 9 mph ESE | 41% |
| Tonight | 58°F | Slight Chance Showers And Thunderstorms then Patchy Fog | 3 to 8 mph E | 93% |
| Sunday | 67°F | Patchy Fog | 6 to 12 mph NE | 80% |
| Sunday Night | 52°F | Mostly Cloudy | 12 mph NE | 2% |
| Monday | 63°F | Partly Sunny | 13 mph NE | 3% |
| Monday Night | 49°F | Mostly Cloudy | 12 mph NE | 3% |
| Tuesday | 62°F | Mostly Cloudy | 14 mph NE | 12% |
| Tuesday Night | 51°F | Chance Rain Showers | 15 mph ENE | 39% |
| Wednesday | 61°F | Chance Rain Showers | 15 mph ENE | 51% |
| Wednesday Night | 52°F | Chance Rain Showers | 8 to 13 mph ENE | 51% |
| Thursday | 64°F | Slight Chance Rain Showers then Partly Sunny | 10 mph E | 16% |
| Thursday Night | 51°F | Mostly Cloudy | 5 to 8 mph ENE | 13% |
| Friday | 68°F | Mostly Sunny | 5 to 8 mph NE | 11% |
| Friday Night | 51°F | Partly Cloudy | 7 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Keego Harbor (42.608, -83.346). Updated through the day.
Growing snapshot for Keego Harbor
Last spring frost
Apr 26
First fall frost
Oct 22
Growing season
177 days
Hardiness zone
6a
More local growing data for Keego Harbor: nearby ZIP 48320 weather · frost dates · planting calendar · Michigan frost dates
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Climate data from the nearest NOAA station, Pontiac Wwtp, Mi (4.6 mi from Keego Harbor). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.