Weather forecast for 10 days
South Lyon, MI

Weather forecast for the weekend

Saturday, Jun 21.

AM Thunderstorms
5:55 am

9:17 pm
EDT
AM Thunderstorms
91°F / 77°F
  • Wind: 19mph SSW
  • Humidity: 68%
  • Precip. probability: 55%
  • Precipitation: 0.08"
  • UV index: 8
Today, expect a stormy morning with frequent rumbles of thunder and passing showers.
Minimal precipitation is forecasted. The temperature is anticipated to vary between a maximum of a tropical 91.4°F and a minimum of a moderately hot 77°F.
The maximum heat index, which integrates air moisture with ambient temperature, is estimated at a torridly hot 109.4°F. Note that heat index values are valued for light wind and location in the shade. Bear in mind that direct sunshine exposure increases weather impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees.
Today, a maximum of 91.4°F is expected - more characteristic of July than of June.
Sunrise will be at 5:55 am and sunset at 9:17 pm; the daylight will last for 15h and 21min.

Sunday, Jun 22.

Sunny
5:56 am

9:17 pm
EDT
Sunny
95°F / 73°F
  • Wind: 12mph WSW
  • Humidity: 60%
  • Precip. probability: 6%
  • Precipitation: 0.16"
  • UV index: 9
Tomorrow, on Sunday, June 22, expect sunny weather with a crisp, clear sky.
With a low probability, light precipitation is anticipated. The temperature is forecasted to vary between a steamy 95°F and a warm 73.4°F.
The maximum heat index, which measures the combined effect of heat and moisture, is calculated to be a dangerously hot 113°F. Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
The forecast high of 95°F is more in line with July's average of 79.7°F than June's 75°F.
Sunrise will be at 5:56 am and sunset at 9:17 pm; tomorrow's daylight will last for 15h and 21min.

Frequently asked questions

What is the weather forecast for South Lyon for tomorrow?
Tomorrow, uninterrupted sunshine is anticipated.
Will it rain tomorrow?
Light precipitation of 0.16" is predicted. The likelihood of rainfall is low at 6%.
What will be the maximum temperature tomorrow?
Tomorrow, the maximum temperature will be 95°F, while the minimum temperature will be 73.4°F. The maximum heat index, which measures the combined effect of heat and moisture, is evaluated at 113°F.
Tomorrow, the highest temperature will be noticeably higher than the average maximum of 75°F in June. Tomorrow, the lowest temperature will be also uncommonly higher than the average low of 57.7°F.
When are sunrise and sunset tomorrow in South Lyon?
On Sunday, in South Lyon, sunrise will be at 5:56 am and sunset at 9:17 pm (EDT).
How many hours of daylight will South Lyon have tomorrow?
In South Lyon, the length of the day tomorrow will be 15h and 21min.
What is the weather forecast for South Lyon for the next ten days?
In South Lyon, a combination of predominantly unstable and occasionally dry and sunny and cloudy weather is forecasted for the next ten days.
Will it rain in the next ten days?
Rainfall is anticipated on Saturday, Wednesday through next Saturday and Monday in South Lyon. With light precipitation of 0.28", Friday will be the day with the most rainfall.
How hot will it be in the next ten days in South Lyon?
The maximum temperature will vary between 80.6°F and 95°F, as the minimum temperature will range between 60.8°F and 77°F.
Including the humidity's impact, the maximum feel-like temperature will range between 84.2°F and 113°F.
What will be the hottest and the coldest days?
The hottest days will be Sunday and Monday, with a maximum of 95°F. The coldest day will be next Monday, with a maximum of 80.6°F.

Long-term weather forecast

SatJun 21.
  • 91°F
  • 77°F
AM Thunderstorms
AM Thunderstorms
  • Wind: 19mph SSW
  • Humidity: 68%
  • UV index: 8
  • Precip. probability: 55%
  • Precipitation: 0.08"
  • 5:55 am 9:17 pm EDT
SunJun 22.
  • 95°F
  • 73°F
Sunny
Sunny
  • Wind: 12mph WSW
  • Humidity: 60%
  • UV index: 9
  • Precip. probability: 6%
  • Precipitation: 0.16"
  • 5:56 am 9:17 pm EDT
MonJun 23.
  • 95°F
  • 73°F
Sunny
Sunny
  • Wind: 13mph SW
  • Humidity: 56%
  • UV index: 9
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:56 am 9:17 pm EDT
TueJun 24.
  • 93°F
  • 70°F
PM Thunderstorms
PM Thunderstorms
  • Wind: 9mph W
  • Humidity: 58%
  • UV index: 8
  • Precip. probability: 36%
  • Precipitation: 0"
  • 5:56 am 9:17 pm EDT
WedJun 25.
  • 86°F
  • 68°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph W
  • Humidity: 66%
  • UV index: 7
  • Precip. probability: 44%
  • Precipitation: 0.08"
  • 5:57 am 9:17 pm EDT
ThuJun 26.
  • 84°F
  • 68°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 7mph SW
  • Humidity: 74%
  • UV index: 7
  • Precip. probability: 41%
  • Precipitation: 0.24"
  • 5:57 am 9:17 pm EDT
FriJun 27.
  • 84°F
  • 64°F
AM Thunderstorms
AM Thunderstorms
  • Wind: 10mph WSW
  • Humidity: 72%
  • UV index: 8
  • Precip. probability: 39%
  • Precipitation: 0.28"
  • 5:57 am 9:17 pm EDT
SatJun 28.
  • 84°F
  • 66°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph W
  • Humidity: 68%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0.04"
  • 5:58 am 9:17 pm EDT
SunJun 29.
  • 84°F
  • 64°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 11mph SW
  • Humidity: 70%
  • UV index: 8
  • Precip. probability: 46%
  • Precipitation: 0"
  • 5:58 am 9:17 pm EDT
MonJun 30.
  • 81°F
  • 61°F
AM Thunderstorms
AM Thunderstorms
  • Wind: 11mph W
  • Humidity: 69%
  • UV index: 8
  • Precip. probability: 38%
  • Precipitation: 0.2"
  • 5:59 am 9:17 pm EDT
During the ten-day period, primarily storm-filled and occasionally sunny and gloomy weather is expected.
Rainfall is expected on Saturday, Wednesday through next Saturday and Monday.
Noticeable swings in temperature are expected over the next several days. Maximum temperatures are forecasted between 80.6°F and 95°F, while the lowest night temperatures will vary also significantly, as the lowest temperatures will be recorded between 60.8°F and 77°F.
Sunday and Monday, with the highest temperature of 95°F, will be the hottest days in South Lyon; with the highest temperature of 80.6°F, next Monday will be the coldest day.
Combining with the humidity, the maximum feel-like temperature may increase substantially and range between 84.2°F and a burning hot 113°F.
Updated: Jun 21, 2025 @ 06:10:15 UTC
Published by: Weather Atlas | About Us
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