Weather on May 15
Lowell, MA
55 Years of Data
About This Date
May 15th in Lowell, MA typically brings pleasant spring weather, with average highs around 70°F and lows near 43°F — a 27°F daily swing. Over 56 years of records, the warmest May 15th was in 2022 (76°F average), while the coldest was 2019 (43°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 32% of May 15th dates historically, with the wettest May 15th recording 7.19" of rain. The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Lowell, MA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 63° | 49° | 56° | 1.27" | — |
| 2025 | 80° | 46° | 63° | — | — |
| 2024 | 85° | 54° | 69° | — | — |
| 2023 | 68° | 41° | 55° | — | — |
| 2022warmest | 90° | 62° | 76° | — | — |
| 2021 | 78° | 42° | 60° | — | — |
| 2020 | 74° | 34° | 54° | 0.13" | — |
| 2019coldest | 47° | 39° | 43° | — | — |
| 2018 | 78° | 50° | 64° | — | — |
| 2017 | 54° | — | — | 0.99" | — |
| 2016 | 78° | 46° | 62° | 0.03" | — |
| 2015 | 72° | 38° | 55° | — | — |
| 2014 | 73° | 47° | 60° | — | — |
| 2013 | 61° | 33° | 47° | — | — |
| 2012 | 72° | 55° | 63° | 0.97" | — |
| 2011 | 64° | 45° | 54° | 0.38" | — |
| 2010 | 69° | 46° | 58° | 0.03" | — |
| 2009 | 64° | 49° | 56° | 1.04" | — |
| 2008 | 74° | 40° | 57° | — | — |
| 2007 | 75° | 38° | 56° | — | — |
| 2006 | 46° | 45° | 45° | 7.19" | — |
| 2005 | 69° | 47° | 58° | — | — |
| 2004 | 89° | 61° | 75° | 0.03" | — |
| 2003 | 64° | 43° | 53° | — | — |
| 2002 | 63° | 40° | 51° | 0.1" | — |
| 2001 | 68° | 40° | 54° | — | — |
| 2000 | 76° | 43° | 59° | — | — |
| 1999 | 74° | 37° | 55° | — | — |
| 1998 | 74° | 35° | 54° | — | — |
| 1997 | 72° | 46° | 59° | — | — |
| 1996 | 62° | 31° | 46° | — | — |
| 1995 | 71° | 43° | 57° | 0.79" | — |
| 1994 | 71° | 39° | 55° | — | — |
| 1993 | 67° | 38° | 52° | — | — |
| 1992 | 75° | 51° | 63° | — | — |
| 1991 | 78° | 47° | 62° | — | — |
| 1990 | 77° | 44° | 61° | — | — |
| 1989 | 74° | 46° | 60° | — | — |
| 1988 | — | 39° | — | — | — |
| 1987 | 74° | 31° | 52° | — | — |
| 1986 | 70° | 38° | 54° | — | — |
| 1985 | 69° | 33° | 51° | — | — |
| 1984 | 59° | 35° | 47° | 0.05" | — |
| 1983 | 61° | 47° | 54° | 0.89" | — |
| 1982 | 70° | 46° | 58° | — | — |
| 1981 | 78° | 39° | 59° | — | — |
| 1980 | 68° | 41° | 55° | — | — |
| 1979 | 66° | 55° | 61° | 0.41" | — |
| 1978 | 65° | 42° | 53° | 1.32" | — |
| 1977 | 61° | 34° | 47° | — | — |
| 1976 | 78° | 48° | 63° | 0.05" | — |
| 1975 | 65° | 42° | 53° | — | — |
| 1974 | 71° | 44° | 58° | — | — |
| 1973 | 67° | 43° | 55° | — | — |
| 1972 | 76° | 53° | 64° | 2.64" | — |
| 1971 | 62° | 35° | 49° | — | — |
Lowell, MA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Lowell, MA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Lowell, MA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Lowell, MA
Lowell, MA has no months that meet our "pleasant" threshold — every season has tradeoffs.