Weather on August 11
Boston, MA
55 Years of Data
Avg High
81°F
Avg Low
66°F
Warmest
2016
86°F avg
Coldest
1979
62°F avg
About This Date
August 11th in Boston, MA typically brings warm summer weather, with average highs around 81°F and lows near 66°F. Over 55 years of records, the warmest August 11th was in 2016 (86°F average), while the coldest was 1979 (62°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 36% of August 11th dates historically, with the wettest August 11th recording 7.11" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for August 11th in Boston, MA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 70° | 80° | — | — |
| 2024 | 84° | 69° | 77° | — | — |
| 2023 | 84° | 68° | 76° | 0.13" | — |
| 2022 | 78° | 66° | 72° | — | — |
| 2021 | 93° | 73° | 83° | — | — |
| 2020 | 94° | 73° | 83° | — | — |
| 2019 | 82° | 62° | 72° | — | — |
| 2018 | 73° | 67° | 70° | 0.99" | — |
| 2017 | 77° | 63° | 70° | — | — |
| 2016warmest | 96° | 75° | 86° | — | — |
| 2015 | 72° | 64° | 68° | 2.11" | — |
| 2014 | 84° | 65° | 74° | — | — |
| 2013 | 81° | 63° | 72° | — | — |
| 2012 | 81° | 71° | 76° | — | — |
| 2011 | 82° | 64° | 73° | — | — |
| 2010 | 76° | 65° | 70° | — | — |
| 2009 | 85° | 66° | 75° | 0.13" | — |
| 2008 | 68° | 64° | 66° | 0.15" | — |
| 2007 | 81° | 56° | 68° | — | — |
| 2006 | 73° | 61° | 67° | — | — |
| 2005 | 92° | 71° | 81° | 0.58" | — |
| 2004 | 84° | 69° | 77° | — | — |
| 2003 | 88° | 73° | 80° | — | — |
| 2002 | 90° | 69° | 79° | — | — |
| 2001 | 77° | 66° | 72° | — | — |
| 2000 | 76° | 67° | 71° | — | — |
| 1999 | 72° | 65° | 68° | 0.03" | — |
| 1998 | 85° | 68° | 76° | 0.1" | — |
| 1997 | 88° | 68° | 78° | 0.03" | — |
| 1996 | 72° | 63° | 67° | — | — |
| 1995 | 89° | 68° | 79° | — | — |
| 1994 | 74° | 64° | 69° | — | — |
| 1993 | 75° | 63° | 69° | — | — |
| 1992 | 91° | 68° | 80° | 1.14" | — |
| 1991 | 83° | 67° | 75° | — | — |
| 1990 | 73° | 69° | 71° | 7.11" | — |
| 1989 | 69° | 60° | 65° | 3.38" | — |
| 1988 | 93° | 77° | 85° | 0.03" | — |
| 1987 | 81° | 60° | 70° | — | — |
| 1986 | 86° | 69° | 78° | 0.08" | — |
| 1985 | 87° | 69° | 78° | 0.43" | — |
| 1984 | 75° | 67° | 71° | — | — |
| 1983 | 69° | 63° | 66° | 1.5" | — |
| 1982 | 77° | 67° | 72° | — | — |
| 1981 | 90° | 69° | 79° | — | — |
| 1980 | 73° | 66° | 70° | 0.53" | — |
| 1979coldest | 65° | 59° | 62° | 0.2" | — |
| 1978 | 74° | 64° | 69° | — | — |
| 1977 | 76° | 66° | 71° | — | — |
| 1976 | 86° | 65° | 75° | — | — |
| 1975 | 86° | 71° | 79° | — | — |
| 1974 | 76° | 59° | 67° | — | — |
| 1973 | 91° | 72° | 81° | 0.48" | — |
| 1972 | 73° | 57° | 65° | — | — |
| 1971 | 90° | 68° | 79° | 0.91" | — |
55 years of data from BOSTON