Weather on September 5
Cambridge, MA
55 Years of Data
Avg High
79°F
Avg Low
57°F
Warmest
1985
80°F avg
Coldest
1974
53°F avg
About This Date
September 5th in Cambridge, MA typically brings pleasant fall weather, with average highs around 79°F and lows near 57°F. Over 55 years of records, the warmest September 5th was in 1985 (80°F average), while the coldest was 1974 (53°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 22% of September 5th dates historically, with the wettest September 5th recording 3.28" of rain. The last decade has been 4.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.3°F warmer on this date compared to 20-30 years ago.
Planning for September 5th in Cambridge, MA? Great weather for outdoor activities.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 60° | 71° | 0.28" | — |
| 2024 | 84° | 54° | 69° | — | — |
| 2023 | 89° | 67° | 78° | — | — |
| 2022 | 90° | 66° | 78° | — | — |
| 2021 | 80° | 58° | 69° | — | — |
| 2020 | 87° | 55° | 71° | — | — |
| 2019 | 85° | 56° | 70° | — | — |
| 2018 | 91° | 67° | 79° | — | — |
| 2017 | 81° | 59° | 70° | — | — |
| 2016 | 77° | 59° | 68° | — | — |
| 2015 | 75° | 55° | 65° | — | — |
| 2014 | 86° | 63° | 74° | — | — |
| 2013 | 81° | 59° | 70° | — | — |
| 2012 | 74° | 64° | 69° | 2.06" | — |
| 2011 | 83° | 67° | 75° | — | — |
| 2010 | 82° | 56° | 69° | 0.03" | — |
| 2009 | 77° | 59° | 68° | — | — |
| 2008 | 86° | 66° | 76° | — | — |
| 2007 | 73° | 59° | 66° | — | — |
| 2006 | 74° | 57° | 65° | — | — |
| 2005 | 77° | 58° | 67° | — | — |
| 2004 | 66° | 56° | 61° | — | — |
| 2003 | 74° | 63° | 68° | — | — |
| 2002 | 84° | 61° | 72° | — | — |
| 2001 | 83° | 59° | 71° | 0.76" | — |
| 2000 | 76° | 48° | 62° | 0.03" | — |
| 1999 | 91° | 65° | 78° | — | — |
| 1998 | 88° | 58° | 73° | — | — |
| 1997 | 65° | 46° | 55° | — | — |
| 1996 | 84° | 62° | 73° | — | — |
| 1995 | 82° | 55° | 69° | — | — |
| 1994 | 64° | 54° | 59° | 0.25" | — |
| 1993 | 72° | 58° | 65° | 1.17" | — |
| 1992 | 75° | 54° | 64° | — | — |
| 1991 | 84° | 65° | 74° | 0.97" | — |
| 1990 | 75° | 50° | 63° | — | — |
| 1989 | 74° | 44° | 59° | — | — |
| 1988 | 70° | 63° | 66° | 3.28" | — |
| 1987 | 78° | 46° | 62° | — | — |
| 1986 | 69° | 55° | 62° | — | — |
| 1985warmest | 88° | 72° | 80° | — | — |
| 1984 | 69° | 51° | 60° | 0.08" | — |
| 1983 | 81° | 58° | 69° | — | — |
| 1982 | 79° | 48° | 63° | — | — |
| 1981 | 68° | 48° | 58° | — | — |
| 1980 | 77° | 58° | 67° | — | — |
| 1979 | 83° | 60° | 71° | — | — |
| 1978 | 80° | 54° | 67° | — | — |
| 1977 | 85° | 62° | 73° | — | — |
| 1976 | 75° | 44° | 60° | — | — |
| 1975 | 77° | 53° | 65° | — | — |
| 1974coldest | 64° | 42° | 53° | 0.03" | — |
| 1973 | 91° | 65° | 78° | 0.74" | — |
| 1972 | 71° | 50° | 61° | — | — |
| 1971 | 89° | 68° | 79° | — | — |
55 years of data from CHESTNUT HILL