Weather on May 21
Lynn, MA
55 Years of Data
Avg High
71°F
Avg Low
50°F
Warmest
1996
80°F avg
Coldest
1990
47°F avg
About This Date
May 21st in Lynn, MA typically brings pleasant spring weather, with average highs around 71°F and lows near 50°F. Over 55 years of records, the warmest May 21st was in 1996 (80°F average), while the coldest was 1990 (47°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 33% of May 21st dates historically, with the wettest May 21st recording 2.77" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 21st in Lynn, MA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 54° | 46° | 50° | — | — |
| 2024 | 72° | 50° | 61° | — | — |
| 2023 | 76° | 61° | 68° | 0.28" | — |
| 2022 | 61° | 54° | 57° | 0.15" | — |
| 2021 | 82° | 56° | 69° | — | — |
| 2020 | 59° | 44° | 52° | — | — |
| 2019 | 82° | 51° | 67° | — | — |
| 2018 | 79° | 43° | 61° | 0.48" | — |
| 2017 | 61° | 42° | 51° | — | — |
| 2016 | 76° | 53° | 64° | — | — |
| 2015 | 68° | 44° | 56° | — | — |
| 2014 | 79° | 41° | 60° | — | — |
| 2013 | 79° | 56° | 67° | — | — |
| 2012 | 69° | 50° | 60° | — | — |
| 2011 | 63° | 51° | 57° | — | — |
| 2010 | 83° | 59° | 71° | — | — |
| 2009 | 77° | 60° | 69° | — | — |
| 2008 | 65° | 49° | 57° | — | — |
| 2007 | 58° | 47° | 52° | 0.61" | — |
| 2006 | 68° | 47° | 57° | — | — |
| 2005 | 60° | 45° | 52° | — | — |
| 2004 | 68° | 52° | 60° | 0.13" | — |
| 2003 | 82° | 53° | 68° | — | — |
| 2002 | 62° | 40° | 51° | — | — |
| 2001 | 61° | 50° | 55° | — | — |
| 2000 | 52° | 47° | 49° | 0.05" | — |
| 1999 | 70° | 47° | 58° | — | — |
| 1998 | 82° | 57° | 70° | — | — |
| 1997 | 71° | 45° | 58° | — | — |
| 1996warmest | 91° | 69° | 80° | — | — |
| 1995 | 75° | 48° | 62° | — | — |
| 1994 | 67° | 36° | 51° | — | — |
| 1993 | 68° | 44° | 56° | — | — |
| 1992 | 76° | 44° | 60° | — | — |
| 1991 | 84° | 43° | 63° | — | — |
| 1990coldest | 55° | 40° | 47° | 1.19" | — |
| 1989 | 81° | 57° | 69° | 0.3" | — |
| 1988 | 62° | 47° | 54° | 0.25" | — |
| 1987 | 70° | 47° | 58° | — | — |
| 1986 | 75° | 60° | 68° | 0.13" | — |
| 1985 | 80° | 62° | 71° | 1.27" | — |
| 1984 | 75° | 55° | 65° | 0.3" | — |
| 1983 | 78° | 58° | 68° | — | — |
| 1982 | 68° | 46° | 57° | — | — |
| 1981 | 70° | 48° | 59° | — | — |
| 1980 | 52° | 47° | 49° | 0.23" | — |
| 1979 | 74° | 51° | 62° | 0.13" | — |
| 1978 | 74° | 59° | 66° | 0.2" | — |
| 1977 | 75° | 55° | 65° | — | — |
| 1976 | 63° | 41° | 52° | 1.22" | — |
| 1975 | 90° | 54° | 72° | — | — |
| 1974 | 65° | 40° | 52° | — | — |
| 1973 | 64° | 51° | 58° | 2.77" | — |
| 1972 | 79° | 45° | 62° | 0.1" | — |
| 1971 | 66° | 48° | 57° | — | — |
55 years of data from PEABODY