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Ann Arbor May Weather

Averages and records for weather in Ann Arbor, Michigan in the month of May.

Typical Ann Arbor May Weather 1991–2020
Average daily high	71.5 °F
Average daily low	48.8 °F
Average monthly precipitation	3.8 inches
Average monthly snow	0.0 inches
Daily chance of precipitation	47.5%
Daily chance of snow	0.39%

Ann Arbor May Weather Records 1891–2024
Highest temperature	95 °F	May 27, 1911
Lowest temperature	24 °F	May 3, 1929
Highest daily low	72 °F	May 29, 2012
Lowest daily high	36 °F	May 2, 1940
Hottest average high temperature	78.6 °F	1977
Coldest average high temperature	59.3 °F	1907
Most daily precipitation	2.8 inches	May 25, 2011
Most monthly precipitation	10.5 inches	1943
Most daily snow	3.5 inches	May 10, 1902
Most monthly snow	3.5 inches	1902

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
May 1	65.9	43.3	87	25
May 2	66.2	43.7	86	27
May 3	66.5	44.0	88	24
May 4	66.6	44.2	87	27
May 5	67.0	44.5	90	29
May 6	67.4	44.8	89	31
May 7	67.8	45.2	86	29
May 8	68.3	45.6	86	28
May 9	68.6	45.9	88	26
May 10	69.0	46.3	88	27
May 11	69.3	46.6	86	27
May 12	69.7	47.0	88	28
May 13	70.1	47.4	87	26
May 14	70.5	47.9	89	30
May 15	71.0	48.3	90	33
May 16	71.4	48.6	91	30
May 17	71.8	49.0	92	34
May 18	72.1	49.3	92	29
May 19	72.4	49.6	92	30
May 20	72.6	49.9	90	33
May 21	72.8	50.1	90	30
May 22	73.0	50.4	90	35
May 23	73.3	50.6	90	33
May 24	73.5	50.9	89	32
May 25	73.8	51.1	88	33
May 26	74.2	51.5	91	32
May 27	74.7	51.9	95	32
May 28	75.1	52.4	94	32
May 29	75.4	52.8	92	34
May 30	75.8	53.2	91	32
May 31	76.1	53.5	91	35

Weather Station Details

Years	Station	Coordinates
1891–2024	University of Michigan	location