What is today's weather forecast for South Lyon, MI?

Today's forecast for South Lyon shows a high of 64 degrees and a low of 33 degrees Fahrenheit. A chance of showers, mainly after 1pm.

What is the 7-day weather forecast for South Lyon, MI?

The 7-day forecast for South Lyon shows highs from 40 to 64 degrees and lows from 24 to 36 degrees Fahrenheit. Expect precipitation on 4 days with chances of 20% or higher.

Will it rain in South Lyon, MI this week?

Yes, rain is possible in South Lyon this week. Precipitation chances: Saturday (30% chance), Tuesday (50% chance), Thursday (50% chance), Friday (50% chance).

How accurate is the South Lyon weather forecast?

WeatherForYou provides highly accurate South Lyon forecasts using National Weather Service data and current conditions from the nearest available weather stations, often miles closer than regional airports, for the most precise local forecasts.

South Lyon, MI Weather Forecast and Current Conditions

Current Conditions From Nearby Local Station

Switch to Metric Units

44°F
Feels Like 44°F

Humidity 81% Dew Point 39°F Wind SE 1 MPH Gusts 2 Barometer 30.45 in.773.4 mm

Report from a personal weather station 3.4 miles SE of central South Lyon
at 10:24 PM Fri, Nov 14, 2025

Point Forecast at a Glance

FriNov 14

SatNov 15

30%

SunNov 16

MonNov 17

TueNov 18

50%

WedNov 19

ThuNov 20

50%

7-Day Temperature Trend

Week Ahead Summary

High temperatures drop from 64°F to a low of 40°F, then recover to 47°F by week's end. Some precipitation possible with wintry mix on at least one day.

Climate Context

This week's forecast shows temperatures running 1°F below the historical average for November. Normal highs for this period are around 48°F with lows around 31°F.

This Date in Weather History

1986 - An early season cold wave set more than 200 records from the northwestern U.S. to the east coast over a seven day period. For some places it proved to be the coldest weather of the winter season.

South Lyon, MI 7 Day Weather Forecast Details

Friday Nov 14

Night: Mostly cloudy, with a temperature rising to around 47 by 5am. Calm wind becoming south around 6 mph after midnight.

Saturday Nov 15

Day: A chance of showers, mainly after 1pm. Cloudy, with a high near 64. South wind 8 to 15 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 30%.

Night: Partly cloudy, with a low around 33. Northwest wind around 15 mph, with gusts as high as 24 mph.

Sunday Nov 16

Day: Mostly sunny, with a high near 43. West northwest wind 14 to 17 mph, with gusts as high as 28 mph.

Night: Mostly clear, with a low around 25. West northwest wind 8 to 13 mph, with gusts as high as 22 mph.

Monday Nov 17

Day: Sunny, with a high near 42.

Night: Mostly cloudy, with a low around 24.

Tuesday Nov 18

Day: A chance of rain and snow before 1pm. Partly sunny, with a high near 40.

Night: Partly cloudy, with a low around 25.

Wednesday Nov 19

Day: Partly sunny, with a high near 44.

Night: Mostly cloudy, with a low around 28.

Thursday Nov 20

Day: A chance of rain. Mostly cloudy, with a high near 47.

Night: A chance of rain. Mostly cloudy, with a low around 36.

Friday Nov 21

Day: A chance of rain. Mostly cloudy, with a high near 49.

About South Lyon, MI

South Lyon is a city in Oakland County in the U.S. state of Michigan. The population was 11,746 at the 2020 census, up from 11,327 at the 2010 census.

Content from Wikipedia, licensed under CC BY-SA 3.0.

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