Weather on August 20
Lowell, MA
55 Years of Data
Avg High
81°F
Avg Low
57°F
Warmest
1983
81°F avg
Coldest
2008
59°F avg
About This Date
August 20th in Lowell, MA typically brings warm summer weather, with average highs around 81°F and lows near 57°F. Over 55 years of records, the warmest August 20th was in 1983 (81°F average), while the coldest was 2008 (59°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 29% of August 20th dates historically, with the wettest August 20th recording 13.92" of rain. The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
Planning for August 20th in Lowell, MA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 53° | 65° | — | — |
| 2024 | 78° | 59° | 69° | 2.13" | — |
| 2023 | 73° | 56° | 64° | — | — |
| 2022 | 92° | 62° | 77° | — | — |
| 2021 | 78° | 70° | 74° | 3.53" | — |
| 2020 | 81° | 55° | 68° | — | — |
| 2019 | 94° | 64° | 79° | — | — |
| 2018 | 75° | 63° | 69° | — | — |
| 2017 | 87° | 63° | 75° | — | — |
| 2016 | 88° | 63° | 75° | — | — |
| 2015 | 91° | 69° | 80° | — | — |
| 2014 | 78° | 48° | 63° | — | — |
| 2013 | 82° | 58° | 70° | — | — |
| 2012 | 77° | 56° | 66° | — | — |
| 2011 | 88° | 58° | 73° | — | — |
| 2010 | 91° | 60° | 76° | — | — |
| 2009 | 93° | 68° | 81° | — | — |
| 2008coldest | 72° | 47° | 59° | 0.1" | — |
| 2007 | 72° | 48° | 60° | — | — |
| 2006 | 86° | 62° | 74° | 1.75" | — |
| 2005 | 81° | 55° | 68° | — | — |
| 2004 | 84° | 68° | 76° | — | — |
| 2003 | 89° | 60° | 75° | — | — |
| 2002 | 94° | 64° | 79° | 0.08" | — |
| 2001 | 89° | 62° | 76° | 0.08" | — |
| 2000 | 77° | 53° | 65° | — | — |
| 1999 | 82° | 53° | 68° | — | — |
| 1998 | 74° | 51° | 62° | — | — |
| 1997 | 79° | 52° | 65° | — | — |
| 1996 | 82° | 54° | 68° | — | — |
| 1995 | 79° | 45° | 62° | — | — |
| 1994 | 72° | 64° | 68° | — | — |
| 1993 | 79° | 59° | 69° | — | — |
| 1992 | 83° | 51° | 67° | 0.51" | — |
| 1991 | 72° | 57° | 64° | 13.92" | — |
| 1990 | 73° | 46° | 60° | 1.47" | — |
| 1989 | 80° | 60° | 70° | 0.08" | — |
| 1988 | 78° | 48° | 63° | — | — |
| 1987 | 90° | 59° | 74° | — | — |
| 1986 | 77° | 59° | 68° | 0.08" | — |
| 1985 | 77° | 59° | 68° | — | — |
| 1984 | 76° | 55° | 65° | 0.53" | — |
| 1983warmest | 94° | 69° | 81° | 0.05" | — |
| 1982 | 80° | 63° | 71° | 0.1" | — |
| 1981 | 80° | 44° | 62° | — | — |
| 1980 | 62° | 59° | 61° | 0.28" | — |
| 1979 | 75° | 58° | 66° | — | — |
| 1978 | 83° | 63° | 73° | — | — |
| 1977 | 74° | 49° | 61° | — | — |
| 1976 | 74° | 46° | 60° | — | — |
| 1975 | 74° | 54° | 64° | — | — |
| 1974 | 86° | 54° | 70° | — | — |
| 1973 | 77° | 54° | 65° | — | — |
| 1972 | 81° | 52° | 66° | — | — |
| 1971 | 87° | 58° | 72° | 0.74" | — |
55 years of data from LOWELL