Ann Arbor (MI) Climate by Month
The climate in Ann Arbor is marked by big temperature swings throughout the year.
Temperatures range from warm during the warmest months
to very cold in the cooler months.
It receives a reasonable amount of rain/snowfall.
Now, let’s explore all the climate details to give you a full picture.
Average day and night temperature
In Ann Arbor, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 29°C in July. In February, the coolest month of the year, temperatures drop to a very cold -0°C. At night, expect cooler temperatures, averaging -9°C during this month.
The mean minimum and maximum temperatures throughout the year
Precipitation and rainy days
On average, Ann Arbor receives a reasonable amount of rain/snowfall, with an annual precipitation of 938 mm. Ann Arbor experiences moderate seasonal variation in rainfall, with monthly averages ranging from 110 mm in June, the wettest month, and 63 mm in November, the driest month.The mean monthly precipitation over the year, including rain, hail and snow
Sunshine over the year
Ann Arbor can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.6 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.8 hours of sunlight per day.Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is moderate throughout the year in Ann Arbor.
Relative humidity over the year
The best time of year to visit Ann Arbor in the United States of America
During the months of May and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The coldest season / winter is in the following months: January, February and December.
July has an average maximum temperature of 29°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of -0°C.
June tops the wettest month list with 110 mm of rainfall.
November is the driest month with 63 mm of precipitation.
July is the sunniest month with an average of 319 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.