Weather on May 15
Ann Arbor, MI
55 Years of Data
Avg High
69°F
Avg Low
47°F
Warmest
1998
73°F avg
Coldest
2016
40°F avg
About This Date
May 15th in Ann Arbor, MI typically brings mild spring weather, with average highs around 69°F and lows near 47°F. Over 55 years of records, the warmest May 15th was in 1998 (73°F average), while the coldest was 2016 (40°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 56% of May 15th dates historically, with the wettest May 15th recording 2.21" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Ann Arbor, MI? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 55° | 68° | 0.08" | — |
| 2024 | 76° | 54° | 65° | 0.03" | — |
| 2023 | 72° | 40° | 56° | — | — |
| 2022 | 84° | 49° | 66° | 0.23" | — |
| 2021 | 72° | 35° | 53° | — | — |
| 2020 | 71° | 50° | 61° | 1.63" | — |
| 2019 | 74° | 36° | 55° | — | — |
| 2018 | 72° | 56° | 64° | 0.79" | — |
| 2017 | 71° | 36° | 53° | — | — |
| 2016coldest | 49° | 32° | 40° | 0.05" | — |
| 2015 | 75° | 50° | 63° | 0.28" | — |
| 2014 | 60° | 41° | 51° | 0.38" | — |
| 2013 | 79° | 47° | 63° | — | — |
| 2012 | 77° | 44° | 61° | — | — |
| 2011 | 64° | 49° | 56° | 0.08" | — |
| 2010 | 70° | 43° | 56° | — | — |
| 2009 | 72° | 42° | 57° | — | — |
| 2008 | 61° | 41° | 51° | — | — |
| 2007 | 86° | 57° | 72° | 1.27" | — |
| 2006 | 56° | 51° | 53° | 0.41" | — |
| 2005 | 55° | 39° | 47° | — | — |
| 2004 | 54° | 47° | 50° | — | — |
| 2003 | 57° | 49° | 53° | 0.89" | — |
| 2002 | 68° | 37° | 53° | — | — |
| 2001 | 59° | 53° | 56° | 2.21" | — |
| 2000 | 64° | 32° | 48° | — | — |
| 1999 | 73° | 54° | 63° | — | — |
| 1998warmest | 89° | 57° | 73° | — | — |
| 1997 | 53° | 41° | 47° | 0.61" | — |
| 1996 | 57° | 47° | 52° | 0.41" | — |
| 1995 | 72° | 50° | 61° | — | — |
| 1994 | 72° | 56° | 64° | 0.15" | — |
| 1993 | 74° | 57° | 65° | 0.05" | — |
| 1992 | 71° | 39° | 55° | — | — |
| 1991 | 86° | 56° | 71° | — | — |
| 1990 | 70° | 50° | 60° | 0.3" | — |
| 1989 | 64° | 45° | 54° | — | — |
| 1988 | 87° | 46° | 67° | — | — |
| 1987 | 76° | 46° | 61° | 0.84" | — |
| 1986 | 76° | 52° | 64° | 0.05" | — |
| 1985 | 79° | 57° | 68° | 0.64" | — |
| 1984 | 59° | 34° | 46° | 0.03" | — |
| 1983 | 67° | 45° | 56° | 0.03" | — |
| 1982 | 81° | 59° | 70° | — | — |
| 1981 | 47° | 43° | 45° | 1.09" | — |
| 1980 | 59° | 41° | 50° | 0.05" | — |
| 1979 | 65° | 49° | 57° | 0.18" | — |
| 1978 | 57° | 50° | 54° | 0.28" | — |
| 1977 | 75° | 44° | 60° | — | — |
| 1976 | 68° | 61° | 64° | 0.38" | — |
| 1975 | 70° | 54° | 62° | 0.03" | — |
| 1974 | 73° | 53° | 63° | 1.6" | — |
| 1973 | 55° | 35° | 45° | — | — |
| 1972 | 65° | 53° | 59° | 1.27" | — |
| 1971 | 79° | 48° | 63° | — | — |
55 years of data from ANN ARBOR 1W