Weather on May 20
Lowell, MA
55 Years of Data
Avg High
69°F
Avg Low
46°F
Warmest
1975
71°F avg
Coldest
1976
44°F avg
About This Date
May 20th in Lowell, MA typically brings mild spring weather, with average highs around 69°F and lows near 46°F. Over 55 years of records, the warmest May 20th was in 1975 (71°F average), while the coldest was 1976 (44°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 42% of May 20th dates historically, with the wettest May 20th recording 3.43" 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 20th in Lowell, MA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 48° | 55° | — | — |
| 2024 | 62° | 49° | 55° | — | — |
| 2023 | 73° | 43° | 58° | — | — |
| 2022 | 58° | 52° | 55° | 0.25" | — |
| 2021 | 83° | 49° | 66° | — | — |
| 2020 | 65° | 39° | 52° | — | — |
| 2019 | 78° | 53° | 66° | 0.41" | — |
| 2018 | 64° | 42° | 53° | 0.89" | — |
| 2017 | 88° | 49° | 68° | — | — |
| 2016 | 71° | 44° | 58° | 0.33" | — |
| 2015 | 70° | 54° | 62° | 0.3" | — |
| 2014 | 67° | 46° | 56° | 0.03" | — |
| 2013 | 73° | 48° | 61° | 0.84" | — |
| 2012 | 80° | 44° | 62° | — | — |
| 2011 | 64° | 49° | 56° | 0.69" | — |
| 2010 | 55° | 47° | 51° | 0.69" | — |
| 2009 | 83° | 48° | 65° | — | — |
| 2008 | 67° | 41° | 54° | — | — |
| 2007 | 54° | 43° | 48° | 1.14" | — |
| 2006 | 63° | 48° | 55° | 1.19" | — |
| 2005 | 67° | 41° | 54° | — | — |
| 2004 | 76° | 45° | 60° | — | — |
| 2003 | 86° | 42° | 64° | — | — |
| 2002 | 60° | 35° | 48° | — | — |
| 2001 | 77° | 49° | 63° | — | — |
| 2000 | 52° | 37° | 44° | 0.86" | — |
| 1999 | 73° | 58° | 65° | 2.84" | — |
| 1998 | 77° | 47° | 62° | — | — |
| 1997 | 53° | 46° | 50° | 3.43" | — |
| 1996 | 82° | 52° | 67° | — | — |
| 1995 | 59° | 46° | 53° | — | — |
| 1994 | 55° | 41° | 48° | 0.03" | — |
| 1993 | 52° | 48° | 50° | 0.38" | — |
| 1992 | 71° | 39° | 55° | — | — |
| 1991 | 71° | 39° | 55° | — | — |
| 1990 | 61° | 43° | 52° | — | — |
| 1989 | 83° | 49° | 66° | — | — |
| 1988 | 52° | 49° | 50° | 1.85" | — |
| 1987 | 69° | 37° | 53° | — | — |
| 1986 | 80° | 59° | 70° | — | — |
| 1985 | 82° | 47° | 64° | — | — |
| 1984 | 74° | 48° | 61° | 0.18" | — |
| 1983 | 64° | 50° | 57° | 0.3" | — |
| 1982 | 81° | 60° | 70° | 0.56" | — |
| 1981 | 71° | 36° | 53° | — | — |
| 1980 | 72° | 47° | 59° | — | — |
| 1979 | 56° | 47° | 51° | 0.76" | — |
| 1978 | 78° | 48° | 63° | — | — |
| 1977 | 64° | 43° | 53° | — | — |
| 1976coldest | 62° | 27° | 44° | 0.38" | — |
| 1975warmest | 85° | 58° | 71° | — | — |
| 1974 | 66° | 37° | 52° | — | — |
| 1973 | 60° | 40° | 50° | — | — |
| 1972 | 60° | 45° | 52° | 0.15" | — |
| 1971 | 70° | 47° | 58° | — | — |
55 years of data from LOWELL