Snow in Ann Arbor, Michigan Winter storm alerts · 7-day snow forecast · average snowfall
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Ann Arbor averages 59.3 inches of snow a year. The snowiest month is February (17.1″), and snow usually falls from October through April. On about 19 days a year at least an inch falls. Snow covers the ground (1″+) on roughly 64 days of an average winter.
Average snowfall by month
Month
Snowfall
Days 1″+
Days with snow cover
Freezing nights
Avg. low
September
0″
0
0
1
48°F
October
0.1″
0
0
10
38°F
November
3.9″
1
2
20
30°F
December
11.9″
4
13
27
22°F
January
16.6″
5
20
29
15°F
February
17.1″
6
20
26
16°F
March
7.3″
2
8
24
25°F
April
2.4″
1
1
12
35°F
May
0″
0
0
3
46°F
Year
59.3″
19
64
150
NOAA NCEI U.S. Climate Normals 1991–2020 — snowfall at Ann Arbor Se (3 mi from the city center, -56 ft elevation difference); temperatures at Ann Arbor Muni Airport. Averages smooth out big years: single winters can bring half or double the normal.
59.3 inches in an average year (NOAA U.S. Climate Normals 1991–2020, Ann Arbor Se station, 3 miles away). The snowiest month is February with 17.1 inches.
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This page checks the National Weather Service for active alerts at Ann Arbor's location every time you open it; the box at the top lists any winter storm, winter weather, cold or freeze alert in effect right now.
How many freezing nights does Ann Arbor have?
About 150 nights a year drop to 32 °F or below (NOAA 1991–2020); the coldest month, January, averages a low of 15 °F.