Weather on August 18
Lowell, MA
55 Years of Data
Avg High
83°F
Avg Low
60°F
Warmest
2002
82°F avg
Coldest
1979
59°F avg
About This Date
August 18th in Lowell, MA typically brings warm summer weather, with average highs around 83°F and lows near 60°F. Over 55 years of records, the warmest August 18th was in 2002 (82°F average), while the coldest was 1979 (59°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 35% of August 18th dates historically, with the wettest August 18th recording 3.02" 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 August 18th in Lowell, MA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 60° | 76° | 0.48" | — |
| 2024 | 80° | 62° | 71° | — | — |
| 2023 | 74° | 64° | 69° | — | — |
| 2022 | 80° | 63° | 71° | — | — |
| 2021 | 86° | 58° | 72° | — | — |
| 2020 | 81° | 62° | 71° | 0.66" | — |
| 2019 | 82° | 68° | 75° | 1.32" | — |
| 2018 | 88° | 64° | 76° | 3" | — |
| 2017 | 82° | — | — | — | — |
| 2016 | 80° | 60° | 70° | — | — |
| 2015 | 94° | 65° | 79° | — | — |
| 2014 | 78° | 53° | 66° | — | — |
| 2013 | 82° | 54° | 68° | — | — |
| 2012 | 87° | 60° | 74° | 0.94" | — |
| 2011 | 85° | 55° | 70° | — | — |
| 2010 | 91° | 62° | 77° | — | — |
| 2009 | 94° | 70° | 82° | — | — |
| 2008 | 84° | 57° | 71° | — | — |
| 2007 | 83° | 54° | 68° | 0.38" | — |
| 2006 | 84° | 58° | 71° | — | — |
| 2005 | 85° | 55° | 70° | — | — |
| 2004 | 78° | 57° | 68° | — | — |
| 2003 | 76° | 62° | 69° | 2.13" | — |
| 2002warmest | 96° | 68° | 82° | — | — |
| 2001 | 82° | 65° | 73° | 1.17" | — |
| 2000 | 74° | 51° | 62° | — | — |
| 1999 | 92° | 67° | 79° | — | — |
| 1998 | 74° | 65° | 69° | 1.12" | — |
| 1997 | 91° | 60° | 76° | 0.46" | — |
| 1996 | 86° | 62° | 74° | — | — |
| 1995 | 92° | 62° | 77° | — | — |
| 1994 | 79° | 55° | 67° | 2.16" | — |
| 1993 | 78° | 66° | 72° | 0.74" | — |
| 1992 | 65° | 59° | 62° | 3.02" | — |
| 1991 | 92° | 63° | 77° | — | — |
| 1990 | 90° | 63° | 76° | — | — |
| 1989 | 83° | 57° | 70° | — | — |
| 1988 | 84° | 60° | 72° | 0.05" | — |
| 1987 | 97° | 66° | 81° | — | — |
| 1986 | 85° | 66° | 75° | 1.57" | — |
| 1985 | 80° | 59° | 70° | — | — |
| 1984 | 78° | 53° | 66° | — | — |
| 1983 | 72° | 65° | 68° | 0.25" | — |
| 1982 | 77° | 57° | 67° | — | — |
| 1981 | 80° | 50° | 65° | — | — |
| 1980 | 82° | 51° | 67° | — | — |
| 1979coldest | 71° | 47° | 59° | 0.58" | — |
| 1978 | 83° | 60° | 71° | — | — |
| 1977 | 78° | 53° | 66° | 0.2" | — |
| 1976 | 78° | 53° | 66° | — | — |
| 1975 | 75° | 62° | 69° | — | — |
| 1974 | 80° | 60° | 70° | 0.74" | — |
| 1973 | 84° | 57° | 71° | — | — |
| 1972 | 72° | 55° | 63° | — | — |
| 1971 | 85° | 54° | 69° | — | — |
55 years of data from LOWELL