Sanilac, MI Climate


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United States / Michigan / No Metro Area / Sanilac County / Sanilac / Zip Codes
Sanilac, MI has a temperate climate with four distinct seasons. Summers are generally warm and humid with temperatures reaching into the upper 80s. Winters are cold, but snowfall is light due to the moderating influence of Lake Huron. Spring and fall are pleasant times of year with mild temperatures and plenty of sunshine. Precipitation generally occurs throughout the year with an average annual rainfall of around 31 inches (787 mm).

Sanilac, Michigan gets 33 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Sanilac averages 41 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 173 sunny days per year in Sanilac. The US average is 205 sunny days.

Sanilac gets some kind of precipitation, on average, 118 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.


Weather Highlights

Summer High: the July high is around 79 degrees
Winter Low: the January low is 15
Rain: averages 33 inches of rain a year
Snow: averages 41 inches of snow a year


Bestplaces Comfort Index

The annual BestPlaces Comfort Index for Sanilac is 6.6 (10=best), which means it is about average compared to other places in Michigan.

9.3 Summer - 4.1 Winter
August, July and June are the most pleasant months in Sanilac, while January and February are the least comfortable months.

  ClimateSanilac, MichiganUnited States
  32.9 in.38.1 in.
  40.6 in.27.8 in.
  118.3 days106.2 days
  173 days205 days
  79.3°85.8°
  15.0°21.7°
  6.67
  3.24.3
  654 ft.2443 ft.
Climate
YOU SHOULD KNOW

Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Sanilac with an average high temperature of 79.3°, which ranks it as cooler than most places in Michigan. In Sanilac, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Sanilac are August, July and June.
In Sanilac, there are 3.5 days annually when the high temperature is over 90°, which is cooler than most places in Michigan.
January has the coldest nighttime temperatures for Sanilac with an average of 15.0°. This is about average compared to other places in Michigan.
In Sanilac, there are 145.7 days annually when the nighttime low temperature falls below freezing, which is about average compared to other places in Michigan.
In Sanilac, there are 5.9 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Michigan.
Humidity in Sanilac is generally quite low and comfortable. There are few days during the summer when the humidity becomes unpleasant. The most humid months (but still comfortable) are July, August and June.
September is the wettest month in Sanilac with 3.8 inches of rain, and the driest month is February with 1.6 inches. The wettest season is Autumn with 30% of yearly precipitation and 17% occurs in Spring, which is the driest season. The annual rainfall of 32.9 inches in Sanilac means that it is drier than most places in Michigan.
December is the rainiest month in Sanilac with 11.1 days of rain, and February is the driest month with only 8.4 rainy days. There are 118.3 rainy days annually in Sanilac, which is less rainy than most places in Michigan. The rainiest season is Winter when it rains 26% of the time and the driest is Autumn with only a 23% chance of a rainy day.
An annual snowfall of 40.6 inches in Sanilac means that it is less snowy than most places in Michigan. January is the snowiest month in Sanilac with 12.4 inches of snow, and 6 months of the year have significant snowfall.
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