2025 Compare Climate & Weather:
Ann Arbor, MI vs Mesa, AZ

Highlights

On average, there are 301 sunny days per year in Mesa. Ann Arbor averages 178 sunny days per year. The US average is 205 sunny days.

Mesa, Arizona gets 10.1 inches of rain, on average, per year. Ann Arbor, Michigan gets 36 inches of rain, on average, per year. The US average is 38.1 inches of rain per year.

Mesa averages 0 inches of snow per year. Ann Arbor averages 43 inches of snow per year. The US average is 27.8 inches of snow per year.

Weather Highlights

Mesa, Arizona
Summer High: the July high is around 104.6 degrees
Winter Low: the January low is 40.9
Rain: averages 10.1 inches of rain a year
Snow: averages 0 inches of snow a year

Ann Arbor, Michigan
Summer High: the July high is around 82.8 degrees
Winter Low: the January low is 16.5
Rain: averages 36 inches of rain a year
Snow: averages 43 inches of snow a year

BestPlaces Comfort Index

The annual BestPlaces Comfort Index for Mesa is 7.3 (10=best), which means it is less comfortable than most places in Arizona.

The annual BestPlaces Comfort Index for Ann Arbor is 6.7 (10=best), which means it is more comfortable than most places in Michigan.

Today's Weather - Ann Arbor, MI

58°F

Today's Weather - Mesa, AZ

68°F

Average Monthly High / Low (°F)

Hot, Freezing, Rainy, Snowy Days: Ann Arbor / Mesa

July is the hottest month for Ann Arbor with an average high temperature of 82.8°, which ranks it as warmer than most places in Michigan. In Ann Arbor, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Ann Arbor are June, August and September.

July is the hottest month for Mesa with an average high temperature of 104.6°, which ranks it as warmer than most places in Arizona. In Mesa, there are 4 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Mesa are March, November and April.

January has the coldest nighttime temperatures for Ann Arbor with an average of 16.5°. This is warmer than most places in Michigan.

December has the coldest nighttime temperatures for Mesa with an average of 39.6°. This is warmer than most places in Arizona.

In Ann Arbor, there are 5.8 days annually when the high temperature is over 90°, which is about average compared to other places in Michigan.

In Mesa, there are 165.6 days annually when the high temperature is over 90°, which is hotter than most places in Arizona.

In Ann Arbor, there are 140.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Michigan.

In Mesa, there are 8.9 days annually when the nighttime low temperature falls below freezing, which is warmer than most places in Arizona.

In Ann Arbor, there are 3.9 days annually when the nighttime low temperature falls below zero°, which is warmer than most places in Michigan.

In Mesa, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Arizona.

June is the wettest month in Ann Arbor with 3.7 inches of rain, and the driest month is February with 2.2 inches. The wettest season is Autumn with 30% of yearly precipitation and 20% occurs in Spring, which is the driest season. The annual rainfall of 36.0 inches in Ann Arbor means that it is wetter than most places in Michigan.


August is the wettest month in Mesa with 1.4 inches of rain, and the driest month is June with 0.0 inches. The wettest season is Spring with 35% of yearly precipitation and 18% occurs in Summer, which is the driest season. The annual rainfall of 10.1 inches in Mesa means that it is drier than most places in Arizona.

December is the rainiest month in Ann Arbor with 13.9 days of rain, and September is the driest month with only 9.6 rainy days. There are 136.9 rainy days annually in Ann Arbor, which is rainier than most places in Michigan. The rainiest season is Spring when it rains 28% of the time and the driest is Autumn with only a 23% chance of a rainy day.

August is the rainiest month in Mesa with 4.8 days of rain, and June is the driest month with only 0.5 rainy days. There are 36.0 rainy days annually in Mesa, which is less rainy than most places in Arizona. The rainiest season is Spring when it rains 35% of the time and the driest is Summer with only a 18% chance of a rainy day.

An annual snowfall of 43.0 inches in Ann Arbor means that it is less snowy than most places in Michigan.

There is rarely any recorded snowfall in Mesa, ranking it as one of the least snowy places in Arizona.

January is the snowiest month in Ann Arbor with 12.4 inches of snow, and 6 months of the year have significant snowfall.

Any measurable snowfall is a rare occurance in Mesa.