Weather on May 1
Ann Arbor, MI
55 Years of Data
Avg High
65°F
Avg Low
43°F
Warmest
2010
70°F avg
Coldest
1978
39°F avg
About This Date
May 1st in Ann Arbor, MI typically brings mild spring weather, with average highs around 65°F and lows near 43°F. Over 55 years of records, the warmest May 1st was in 2010 (70°F average), while the coldest was 1978 (39°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 53% of May 1st dates historically, with the wettest May 1st recording 1.93" of rain. The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
Planning for May 1st in Ann Arbor, MI? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 73° | 44° | 59° | 1.22" | — |
| 2024 | 80° | 43° | 61° | — | — |
| 2023 | 50° | 36° | 43° | 0.28" | — |
| 2022 | 67° | 47° | 57° | 0.81" | — |
| 2021 | 67° | 24° | 46° | — | — |
| 2020 | 66° | 43° | 54° | — | — |
| 2019 | 69° | 44° | 57° | 0.74" | — |
| 2018 | 83° | 40° | 61° | — | — |
| 2017 | 67° | 48° | 57° | 0.15" | — |
| 2016 | 54° | 46° | 50° | 0.05" | — |
| 2015 | 74° | 45° | 59° | — | — |
| 2014 | 55° | 39° | 47° | 0.03" | — |
| 2013 | 74° | 47° | 60° | — | — |
| 2012 | 56° | 41° | 48° | 0.81" | — |
| 2011 | 59° | 45° | 52° | 0.1" | — |
| 2010warmest | 80° | 59° | 70° | 0.89" | — |
| 2009 | 67° | 41° | 54° | — | — |
| 2008 | 68° | 41° | 55° | 0.03" | — |
| 2007 | 62° | 47° | 54° | 1.35" | — |
| 2006 | 70° | 50° | 60° | — | — |
| 2005 | 53° | 26° | 40° | — | — |
| 2004 | 61° | 41° | 51° | 1.4" | — |
| 2003 | 73° | 51° | 62° | 1.93" | — |
| 2002 | 57° | 28° | 43° | 0.05" | — |
| 2001 | 80° | 43° | 61° | — | — |
| 2000 | 58° | 38° | 48° | 1.45" | — |
| 1999 | 72° | 34° | 53° | — | — |
| 1998 | 70° | 57° | 63° | 0.58" | — |
| 1997 | 68° | 38° | 53° | 0.18" | — |
| 1996 | 59° | 38° | 48° | 0.03" | — |
| 1995 | 59° | 41° | 50° | — | — |
| 1994 | 48° | 33° | 41° | 0.2" | — |
| 1993 | 70° | 44° | 57° | — | — |
| 1992 | 80° | 41° | 61° | — | — |
| 1991 | 68° | 47° | 57° | 0.2" | — |
| 1990 | 75° | 43° | 59° | — | — |
| 1989 | 62° | 42° | 52° | — | — |
| 1988 | 70° | 39° | 54° | — | — |
| 1987 | 60° | 37° | 49° | — | — |
| 1986 | 64° | 54° | 59° | 0.15" | — |
| 1985 | 75° | 53° | 64° | — | — |
| 1984 | 54° | 38° | 46° | — | — |
| 1983 | 53° | 41° | 47° | 0.61" | — |
| 1982 | 70° | 49° | 59° | — | — |
| 1981 | 61° | 42° | 51° | 0.1" | — |
| 1980 | 63° | 41° | 52° | — | — |
| 1979 | 56° | 31° | 43° | — | — |
| 1978coldest | 53° | 25° | 39° | — | — |
| 1977 | 74° | 40° | 57° | — | — |
| 1976 | 63° | 49° | 56° | 0.38" | — |
| 1975 | 68° | 53° | 61° | 0.38" | — |
| 1974 | 66° | 44° | 55° | — | — |
| 1973 | 70° | 54° | 62° | 0.15" | — |
| 1972 | 69° | 55° | 62° | 1.14" | — |
| 1971 | 59° | 43° | 51° | 1.27" | — |
55 years of data from ANN ARBOR 1W