Weather on May 18
Detroit, MI
55 Years of Data
Avg High
70°F
Avg Low
51°F
Warmest
1998
77°F avg
Coldest
2002
43°F avg
About This Date
May 18th in Detroit, MI typically brings pleasant spring weather, with average highs around 70°F and lows near 51°F. Over 55 years of records, the warmest May 18th was in 1998 (77°F average), while the coldest was 2002 (43°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 16% of May 18th dates historically, with the wettest May 18th recording 1.78" of rain. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for May 18th in Detroit, MI? Great weather for outdoor activities.
Cooling Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 65° | 51° | 58° | — | — |
| 2024 | 78° | 62° | 70° | — | — |
| 2023 | 65° | 38° | 51° | — | — |
| 2022 | 56° | 48° | 52° | 0.91" | — |
| 2021 | 79° | 51° | 65° | — | — |
| 2020 | 58° | 55° | 56° | 1.78" | — |
| 2019 | 68° | 48° | 58° | 0.46" | — |
| 2018 | 73° | 52° | 62° | — | — |
| 2017 | 87° | 62° | 75° | — | — |
| 2016 | 64° | 43° | 53° | — | — |
| 2015 | 84° | 68° | 76° | — | — |
| 2014 | 57° | 38° | 47° | — | — |
| 2013 | 77° | 56° | 66° | — | — |
| 2012 | 74° | 47° | 60° | — | — |
| 2011 | 64° | 53° | 59° | 0.33" | — |
| 2010 | 57° | 49° | 53° | 0.86" | — |
| 2009 | 65° | 38° | 51° | — | — |
| 2008 | 65° | 49° | 57° | 0.03" | — |
| 2007 | 68° | 39° | 54° | — | — |
| 2006 | 60° | 46° | 53° | 0.28" | — |
| 2005 | 60° | 55° | 58° | — | — |
| 2004 | 77° | 53° | 65° | — | — |
| 2003 | 63° | 51° | 57° | — | — |
| 2002coldest | 49° | 37° | 43° | 0.13" | — |
| 2001 | 69° | 57° | 63° | 0.15" | — |
| 2000 | 71° | 46° | 59° | — | — |
| 1999 | 70° | 58° | 64° | — | — |
| 1998warmest | 90° | 65° | 77° | — | — |
| 1997 | 63° | 45° | 54° | — | — |
| 1996 | 88° | 57° | 72° | — | — |
| 1995 | 57° | 49° | 53° | — | — |
| 1994 | 62° | 41° | 52° | — | — |
| 1993 | 61° | 51° | 56° | — | — |
| 1992 | 62° | 47° | 54° | — | — |
| 1991 | 61° | 48° | 54° | — | — |
| 1990 | 60° | 50° | 55° | — | — |
| 1989 | 80° | 54° | 67° | — | — |
| 1988 | 71° | 45° | 58° | — | — |
| 1987 | 73° | 54° | 63° | — | — |
| 1986 | 72° | 55° | 63° | — | — |
| 1985 | 61° | 45° | 53° | — | — |
| 1984 | 85° | 57° | 71° | — | — |
| 1983 | 63° | 46° | 54° | — | — |
| 1982 | 90° | 62° | 76° | — | — |
| 1981 | 59° | 37° | 48° | — | — |
| 1980 | 70° | 57° | 63° | — | — |
| 1979 | 77° | 52° | 64° | — | — |
| 1978 | 73° | 57° | 65° | — | — |
| 1977 | 87° | 64° | 76° | — | — |
| 1976 | 61° | 42° | 51° | — | — |
| 1975 | 85° | 63° | 74° | — | — |
| 1974 | 69° | 49° | 59° | — | — |
| 1973 | 59° | 36° | 47° | — | — |
| 1972 | 81° | 57° | 69° | — | — |
| 1971 | 90° | 63° | 76° | — | — |
55 years of data from DETROIT CITY AP