2025 Compare Climate & Weather:
Duluth, MN vs Ontonagon, MI

Highlights

On average, there are 185 sunny days per year in Ontonagon. Duluth averages 178 sunny days per year. The US average is 205 sunny days.

Ontonagon, Michigan gets 35.9 inches of rain, on average, per year. Duluth, Minnesota gets 31.2 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Ontonagon averages 187.1 inches of snow per year. Duluth averages 69.5 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Ontonagon, Michigan
Summer High: the July high is around 78 degrees
Winter Low: the January low is 5.9
Rain: averages 35.9 inches of rain a year
Snow: averages 187.1 inches of snow a year

Duluth, Minnesota
Summer High: the July high is around 76.5 degrees
Winter Low: the January low is 2.3
Rain: averages 31.2 inches of rain a year
Snow: averages 69.5 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Ontonagon is 5.6 (10=best), which means it is one of the least comfortable places in Michigan.

The annual BestPlaces Comfort Index for Duluth is 6.0 (10=best), which means it is one of the least comfortable places in Minnesota.

Today's Weather - Duluth, MN

36°F

Today's Weather - Ontonagon, MI

36°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Duluth / Ontonagon

July is the hottest month for Duluth with an average high temperature of 76.5°, which ranks it as one of the coolest places in Minnesota. In Duluth, there are 2 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Duluth are July, August and June.

July is the hottest month for Ontonagon with an average high temperature of 78.0°, which ranks it as cooler than most places in Michigan. In Ontonagon, there are 3 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Ontonagon are July, August and June.

January has the coldest nighttime temperatures for Duluth with an average of 2.3°. This is about average compared to other places in Minnesota.

February has the coldest nighttime temperatures for Ontonagon with an average of 5.7°. This is one of the coldest places in Michigan.

In Duluth, there are 2.4 days annually when the high temperature is over 90°, which is one of the coolest places in Minnesota.

In Ontonagon, there are 3.1 days annually when the high temperature is over 90°, which is cooler than most places in Michigan.

In Duluth, there are 174.7 days annually when the nighttime low temperature falls below freezing, which is colder than most places in Minnesota.

In Ontonagon, there are 182.1 days annually when the nighttime low temperature falls below freezing, which is one of the coldest places in Michigan.

In Duluth, there are 36.1 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Minnesota.

In Ontonagon, there are 29.4 days annually when the nighttime low temperature falls below zero°, which is one of the coldest places in Michigan.

September is the wettest month in Duluth with 4.1 inches of rain, and the driest month is February with 0.8 inches. The wettest season is Autumn with 38% of yearly precipitation and 9% occurs in Spring, which is the driest season. The annual rainfall of 31.2 inches in Duluth means that it is wetter than most places in Minnesota.


December is the wettest month in Ontonagon with 3.7 inches of rain, and the driest month is February with 1.8 inches. The wettest season is Autumn with 27% of yearly precipitation and 21% occurs in Summer, which is the driest season. The annual rainfall of 35.9 inches in Ontonagon means that it is wetter than most places in Michigan.

June is the rainiest month in Duluth with 12.1 days of rain, and February is the driest month with only 6.8 rainy days. There are 117.3 rainy days annually in Duluth, which is one of the rainiest places in Minnesota. The rainiest season is Autumn when it rains 28% of the time and the driest is Spring with only a 21% chance of a rainy day.

January is the rainiest month in Ontonagon with 18.8 days of rain, and August is the driest month with only 9.4 rainy days. There are 151.8 rainy days annually in Ontonagon, which is one of the rainiest places in Michigan. The rainiest season is Spring when it rains 33% of the time and the driest is Autumn with only a 20% chance of a rainy day.

An annual snowfall of 69.5 inches in Duluth means that it is one of the snowiest places in Minnesota.

An annual snowfall of 187.1 inches in Ontonagon means that it is one of the snowiest places in Michigan.

January is the snowiest month in Duluth with 16.0 inches of snow, and 7 months of the year have significant snowfall.

January is the snowiest month in Ontonagon with 51.9 inches of snow, and 8 months of the year have significant snowfall.