Weather on September 1
Hartford, CT
55 Years of Data
Avg High
80°F
Avg Low
58°F
Warmest
1973
83°F avg
Coldest
1975
57°F avg
About This Date
September 1st in Hartford, CT typically brings warm fall weather, with average highs around 80°F and lows near 58°F. Over 55 years of records, the warmest September 1st was in 1973 (83°F average), while the coldest was 1975 (57°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 24% of September 1st dates historically, with the wettest September 1st recording 11.25" 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 1st in Hartford, CT? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 55° | 65° | — | — |
| 2024 | 83° | 70° | 76° | — | — |
| 2023 | 77° | 52° | 64° | — | — |
| 2022 | 81° | 60° | 70° | — | — |
| 2021 | 70° | 61° | 65° | 11.25" | — |
| 2020 | 80° | 60° | 70° | — | — |
| 2019 | 76° | 55° | 65° | — | — |
| 2018 | 79° | 60° | 69° | — | — |
| 2017 | 69° | 52° | 60° | — | — |
| 2016 | 81° | 70° | 75° | 0.36" | — |
| 2015 | 87° | 65° | 76° | — | — |
| 2014 | 87° | 69° | 78° | — | — |
| 2013 | 82° | 71° | 77° | 0.41" | — |
| 2012 | 88° | 67° | 77° | — | — |
| 2011 | 81° | 62° | 71° | — | — |
| 2010 | 95° | 69° | 82° | — | — |
| 2009 | 74° | 51° | 62° | — | — |
| 2008 | 84° | 55° | 70° | — | — |
| 2007 | 79° | 54° | 66° | — | — |
| 2006 | 71° | 56° | 63° | — | — |
| 2005 | 84° | 64° | 74° | — | — |
| 2004 | 81° | 61° | 71° | — | — |
| 2003 | 68° | 59° | 64° | 2.31" | — |
| 2002 | 66° | 52° | 59° | 0.08" | — |
| 2001 | 79° | 58° | 68° | 0.08" | — |
| 2000 | 85° | 71° | 78° | 0.13" | — |
| 1999 | 86° | 54° | 70° | — | — |
| 1998 | 80° | 55° | 68° | — | — |
| 1997 | 81° | 60° | 70° | — | — |
| 1996 | 71° | 44° | 58° | — | — |
| 1995 | 86° | 68° | 77° | — | — |
| 1994 | 82° | 52° | 67° | — | — |
| 1993 | 85° | 71° | 78° | — | — |
| 1992 | 73° | 48° | 61° | — | — |
| 1991 | 88° | 53° | 70° | — | — |
| 1990 | 83° | 55° | 69° | — | — |
| 1989 | 78° | 57° | 68° | — | — |
| 1988 | 76° | 54° | 65° | — | — |
| 1987 | 76° | 58° | 67° | 0.13" | — |
| 1986 | 80° | 49° | 64° | — | — |
| 1985 | 62° | 51° | 57° | — | — |
| 1984 | 86° | 48° | 67° | — | — |
| 1983 | 76° | 62° | 69° | — | — |
| 1982 | 83° | 61° | 72° | 0.41" | — |
| 1981 | 80° | 63° | 71° | 0.1" | — |
| 1980 | 88° | 66° | 77° | 0.71" | — |
| 1979 | 84° | 58° | 71° | — | — |
| 1978 | 68° | 59° | 64° | 0.53" | — |
| 1977 | 80° | 64° | 72° | — | — |
| 1976 | 72° | 49° | 60° | — | — |
| 1975coldest | 69° | 45° | 57° | — | — |
| 1974 | 81° | 59° | 70° | — | — |
| 1973warmest | 98° | 68° | 83° | 1.14" | — |
| 1972 | 84° | 54° | 69° | — | — |
| 1971 | 78° | 49° | 63° | — | — |
55 years of data from HARTFORD BRAINARD FLD