Weather on September 4
Hartford, CT
55 Years of Data
Avg High
80°F
Avg Low
59°F
Warmest
1973
82°F avg
Coldest
1984
56°F avg
About This Date
September 4th in Hartford, CT typically brings warm fall weather, with average highs around 80°F and lows near 59°F. Over 55 years of records, the warmest September 4th was in 1973 (82°F average), while the coldest was 1984 (56°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 27% of September 4th dates historically, with the wettest September 4th recording 6.35" of rain. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for September 4th in Hartford, CT? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 54° | 66° | — | — |
| 2024 | 80° | 50° | 65° | — | — |
| 2023 | 90° | 64° | 77° | — | — |
| 2022 | 86° | 63° | 74° | 0.38" | — |
| 2021 | 80° | 55° | 68° | — | — |
| 2020 | 85° | 63° | 74° | — | — |
| 2019 | 83° | 64° | 73° | 0.91" | — |
| 2018 | 90° | 72° | 81° | — | — |
| 2017 | 81° | 55° | 68° | — | — |
| 2016 | 82° | 59° | 71° | — | — |
| 2015 | 83° | 67° | 75° | — | — |
| 2014 | 86° | 57° | 72° | — | — |
| 2013 | 81° | 58° | 69° | — | — |
| 2012 | 79° | 66° | 72° | 0.08" | — |
| 2011 | 87° | 69° | 78° | — | — |
| 2010 | 81° | 64° | 72° | — | — |
| 2009 | 84° | 54° | 69° | — | — |
| 2008 | 88° | 65° | 76° | — | — |
| 2007 | 84° | 58° | 71° | — | — |
| 2006 | 74° | 58° | 66° | — | — |
| 2005 | 81° | 57° | 69° | — | — |
| 2004 | 85° | 64° | 74° | 0.28" | — |
| 2003 | 72° | 61° | 66° | 0.13" | — |
| 2002 | 85° | 62° | 73° | 0.99" | — |
| 2001 | 81° | 54° | 67° | 0.1" | — |
| 2000 | 83° | 57° | 70° | 0.03" | — |
| 1999 | 88° | 64° | 76° | 0.03" | — |
| 1998 | 78° | 58° | 68° | — | — |
| 1997 | 69° | 51° | 60° | — | — |
| 1996 | 87° | 62° | 75° | — | — |
| 1995 | 84° | 47° | 65° | — | — |
| 1994 | 66° | 52° | 59° | — | — |
| 1993 | 91° | 72° | 81° | 1.55" | — |
| 1992 | 78° | 57° | 68° | — | — |
| 1991 | 76° | 60° | 68° | — | — |
| 1990 | 75° | 54° | 64° | — | — |
| 1989 | 75° | 49° | 62° | — | — |
| 1988 | 78° | 60° | 69° | — | — |
| 1987 | 71° | 48° | 60° | — | — |
| 1986 | 64° | 57° | 61° | 0.41" | — |
| 1985 | 79° | 58° | 68° | — | — |
| 1984coldest | 63° | 50° | 56° | 1.6" | — |
| 1983 | 90° | 62° | 76° | — | — |
| 1982 | 82° | 49° | 65° | — | — |
| 1981 | 71° | 61° | 66° | — | — |
| 1980 | 82° | 52° | 67° | — | — |
| 1979 | 86° | 63° | 74° | — | — |
| 1978 | 82° | 57° | 70° | — | — |
| 1977 | 84° | 58° | 71° | 0.69" | — |
| 1976 | 72° | 47° | 59° | — | — |
| 1975 | 69° | 51° | 60° | — | — |
| 1974 | 64° | 55° | 60° | 6.35" | — |
| 1973warmest | 94° | 71° | 82° | — | — |
| 1972 | 73° | 60° | 67° | 0.15" | — |
| 1971 | 89° | 66° | 78° | — | — |
55 years of data from HARTFORD BRAINARD FLD