Weather on May 18
Grand Rapids, MI
55 Years of Data
Avg High
70°F
Avg Low
48°F
Warmest
1996
78°F avg
Coldest
2002
42°F avg
About This Date
May 18th in Grand Rapids, MI typically brings pleasant spring weather, with average highs around 70°F and lows near 48°F. Over 55 years of records, the warmest May 18th was in 1996 (78°F average), while the coldest was 2002 (42°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 33% of May 18th dates historically, with the wettest May 18th recording 8.41" of rain. The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.9°F cooler on this date compared to 20-30 years ago.
Planning for May 18th in Grand Rapids, MI? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 58° | 50° | 54° | 0.1" | — |
| 2024 | 79° | 49° | 64° | — | — |
| 2023 | 62° | 37° | 50° | — | — |
| 2022 | 66° | 42° | 54° | 0.08" | — |
| 2021 | 76° | 47° | 61° | — | — |
| 2020 | 55° | 52° | 53° | 6.17" | — |
| 2019 | 68° | 53° | 61° | 1.4" | — |
| 2018 | 78° | 48° | 63° | — | — |
| 2017 | 85° | 62° | 73° | 0.23" | — |
| 2016 | 65° | 40° | 52° | — | — |
| 2015 | 82° | 51° | 67° | — | — |
| 2014 | 67° | 40° | 53° | — | — |
| 2013 | 83° | 55° | 69° | — | — |
| 2012 | 81° | 48° | 64° | — | — |
| 2011 | 64° | 52° | 58° | 0.76" | — |
| 2010 | 66° | 50° | 58° | — | — |
| 2009 | 67° | 35° | 51° | — | — |
| 2008 | 57° | 45° | 51° | — | — |
| 2007 | 69° | 36° | 52° | — | — |
| 2006 | 52° | 43° | 47° | 0.56" | — |
| 2005 | 70° | 52° | 61° | — | — |
| 2004 | 72° | 54° | 63° | 1.22" | — |
| 2003 | 73° | 49° | 61° | — | — |
| 2002coldest | 49° | 36° | 42° | — | — |
| 2001 | 75° | 57° | 66° | — | — |
| 2000 | 65° | 45° | 55° | 8.41" | — |
| 1999 | 67° | 54° | 60° | 0.43" | — |
| 1998 | 88° | 61° | 74° | — | — |
| 1997 | 68° | 40° | 54° | 2.24" | — |
| 1996warmest | 86° | 69° | 78° | — | — |
| 1995 | 62° | 48° | 55° | — | — |
| 1994 | 68° | 39° | 54° | — | — |
| 1993 | 62° | 42° | 52° | 0.13" | — |
| 1992 | 66° | 46° | 56° | — | — |
| 1991 | 61° | 45° | 53° | — | — |
| 1990 | 58° | 47° | 52° | — | — |
| 1989 | 78° | 50° | 64° | — | — |
| 1988 | 74° | 42° | 58° | — | — |
| 1987 | 74° | 50° | 62° | 0.25" | — |
| 1986 | 64° | 50° | 57° | 1.68" | — |
| 1985 | 64° | 40° | 52° | 0.08" | — |
| 1984 | 79° | 61° | 70° | 0.1" | — |
| 1983 | 67° | 44° | 55° | — | — |
| 1982 | 84° | 62° | 73° | 0.41" | — |
| 1981 | 62° | 37° | 50° | — | — |
| 1980 | 64° | 50° | 57° | — | — |
| 1979 | 84° | 59° | 72° | — | — |
| 1978 | 81° | 48° | 64° | — | — |
| 1977 | 85° | 60° | 72° | — | — |
| 1976 | 61° | 37° | 49° | — | — |
| 1975 | 80° | 43° | 61° | — | — |
| 1974 | 63° | 46° | 54° | — | — |
| 1973 | 65° | 28° | 46° | 0.15" | — |
| 1972 | 85° | 50° | 67° | — | — |
| 1971 | 80° | 62° | 71° | — | — |
55 years of data from E GRAND RAPIDS