Weather on September 11
Lowell, MA
55 Years of Data
Avg High
76°F
Avg Low
52°F
Warmest
1983
80°F avg
Coldest
1995
43°F avg
About This Date
September 11th in Lowell, MA typically brings pleasant fall weather, with average highs around 76°F and lows near 52°F. Over 55 years of records, the warmest September 11th was in 1983 (80°F average), while the coldest was 1995 (43°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 29% of September 11th dates historically, with the wettest September 11th recording 11.33" 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 September 11th in Lowell, MA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 73° | 49° | 61° | — | — |
| 2024 | 78° | 48° | 63° | — | — |
| 2023 | 77° | 67° | 72° | 2.49" | — |
| 2022 | 86° | 58° | 72° | — | — |
| 2021 | 77° | 48° | 63° | — | — |
| 2020 | 86° | 64° | 75° | 2.57" | — |
| 2019 | 72° | 55° | 63° | — | — |
| 2018 | 66° | 51° | 59° | 4.04" | — |
| 2017 | 71° | 47° | 59° | 0.13" | — |
| 2016 | 81° | 64° | 72° | 0.08" | — |
| 2015 | 75° | 59° | 67° | 2.39" | — |
| 2014 | 78° | 60° | 69° | — | — |
| 2013 | 75° | 58° | 66° | 0.3" | — |
| 2012 | 66° | 45° | 55° | — | — |
| 2011 | 75° | 48° | 62° | — | — |
| 2010 | 73° | 48° | 61° | — | — |
| 2009 | 68° | 45° | 56° | — | — |
| 2008 | 69° | 46° | 58° | — | — |
| 2007 | 63° | 58° | 60° | 1.09" | — |
| 2006 | 66° | 45° | 55° | — | — |
| 2005 | 72° | 47° | 59° | — | — |
| 2004 | 72° | 52° | 62° | — | — |
| 2003 | 76° | 43° | 59° | — | — |
| 2002 | 92° | 65° | 78° | — | — |
| 2001 | 88° | 61° | 74° | — | — |
| 2000 | 78° | 53° | 66° | — | — |
| 1999 | 74° | 62° | 68° | 11.33" | — |
| 1998 | 72° | 49° | 60° | — | — |
| 1997 | 71° | 60° | 66° | — | — |
| 1996 | 84° | 58° | 71° | — | — |
| 1995coldest | 57° | 29° | 43° | — | — |
| 1994 | 69° | 46° | 58° | — | — |
| 1993 | 78° | 52° | 65° | 0.15" | — |
| 1992 | 85° | 64° | 74° | 0.79" | — |
| 1991 | 84° | 61° | 72° | — | — |
| 1990 | 76° | 55° | 65° | — | — |
| 1989 | 93° | 64° | 79° | — | — |
| 1988 | 81° | 40° | 60° | — | — |
| 1987 | 84° | 61° | 72° | 0.15" | — |
| 1986 | 77° | 42° | 60° | — | — |
| 1985 | 64° | 43° | 53° | — | — |
| 1984 | 84° | 62° | 73° | — | — |
| 1983warmest | 94° | 67° | 80° | — | — |
| 1982 | 85° | 52° | 68° | — | — |
| 1981 | 76° | 54° | 65° | 0.08" | — |
| 1980 | 77° | 44° | 61° | — | — |
| 1979 | 75° | 40° | 57° | — | — |
| 1978 | 68° | 56° | 62° | 1.07" | — |
| 1977 | 68° | 46° | 57° | 0.18" | — |
| 1976 | 74° | 52° | 63° | 1.22" | — |
| 1975 | 68° | 41° | 55° | — | — |
| 1974 | 80° | 57° | 69° | — | — |
| 1973 | 70° | 38° | 54° | — | — |
| 1972 | 67° | 41° | 54° | — | — |
| 1971 | 80° | 54° | 67° | — | — |
55 years of data from LOWELL