St. Ignace, MI Weather


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United States / Michigan / No Metro Area / Mackinac County / St. Ignace / Zip Codes

The most pleasant months of the year for St. Ignace are July, August and June. In St. Ignace, there are 3 comfortable months with high temperatures in the range of 70-85°. July is the hottest month for St. Ignace with an average high temperature of 76.2°, which ranks it as one of the coolest places in Michigan. January is the snowiest month in St. Ignace with 24.7 inches of snow, and 7 months of the year have significant snowfall. There are few days during the summer when the humidity becomes unpleasant.

Today's Weather - St. Ignace, MI

1 PM PST

Sunny

62°F

7 DAY FORECASTDESCRIPTIONHIGH/LOWWIND
This AfternoonSunny63° / 44°NW 15 mph
SaturdaySunny67° / 56°S 5 to 15 mph
SundayRain Showers Likely63° / 42°W 10 to 15 mph
MondaySlight Chance Rain Showers60° / 40°NW 10 to 15 mph
TuesdayChance Rain Showers57° / 38°NW 5 to 10 mph
WednesdayMostly Sunny59° / 39°NW 5 to 10 mph
ThursdaySunny62° / 46°NW 5 to 10 mph

Weather Highlights

Summer High: the July high is around 76 degrees
Winter Low: the January low is 10
Rain: averages 30 inches of rain a year
Snow: averages 89 inches of snow a year


BESTPLACES COMFORT INDEX

The annual BestPlaces Comfort Index for the St. Ignace area is 9.2 (10=best), which means it is more comfortable than most places in Michigan.

9.2 / 10

A higher score indicates a more comfortable year-round climate. The US average for the comfort index is 7.8. Our index is based on the total number of days annually within the comfort range of 70-80 degrees, and we also applied a penalty for days of excessive humidity.


Average Monthly High and Low (°F)
HighLow
January26° 10°
February29° 10°
March37° 17°
April49° 30°
May61° 41°
June71° 50°
July76° 56°
August75° 56°
September68° 49°
October55° 38°
November43° 29°
December32° 18°
Hot, Freezing, Rainy, Snowy Days: St. Ignace
Hot
Days
Freezing
Days
Rainy
Days
Snowy
Days
January0301215
February027911
March02997
April017103
May03100
June0090
July1090
August0090
September00110
October08140
November019126
December0281313

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.

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