Weather on September 6
New Haven, CT
55 Years of Data
About This Date
September 6th in New Haven, CT typically brings pleasant fall weather, with average highs around 79°F and lows near 60°F. Over 53 years of records, the warmest September 6th was in 2023 (83°F average), while the coldest was 1984 (57°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 26% of September 6th dates historically, with the wettest September 6th recording 8.41" of rain. The last decade has been 7.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.6°F warmer on this date compared to 20-30 years ago.
Planning for September 6th in New Haven, CT? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 67° | 75° | 1.93" | — |
| 2024 | 80° | 59° | 70° | — | — |
| 2023warmest | 93° | 74° | 83° | — | — |
| 2022 | 76° | 66° | 71° | 1.88" | — |
| 2021 | 83° | 65° | 74° | — | — |
| 2020 | 82° | 61° | 71° | — | — |
| 2019 | 69° | 59° | 64° | 0.48" | — |
| 2018 | 92° | 73° | 82° | 3.2" | — |
| 2017 | 74° | 61° | 67° | 1.73" | — |
| 2016 | 74° | 67° | 70° | 0.1" | — |
| 2015 | 81° | 55° | 68° | — | — |
| 2014 | 87° | 68° | 78° | 0.03" | — |
| 2013 | 70° | 50° | 60° | — | — |
| 2012 | 77° | 67° | 72° | — | — |
| 2011 | 75° | 60° | 68° | 6.22" | — |
| 2010 | 77° | 50° | 64° | — | — |
| 2009 | 73° | 58° | 65° | — | — |
| 2008 | 82° | 72° | 77° | 8.41" | — |
| 2007 | 78° | 59° | 69° | — | — |
| 2006 | 73° | 58° | 65° | 1.42" | — |
| 2005 | 76° | 55° | 65° | — | — |
| 2004 | 70° | 52° | 61° | — | — |
| 2003 | 76° | 54° | 65° | — | — |
| 2002 | 77° | 52° | 64° | — | — |
| 2001 | 78° | 45° | 61° | — | — |
| 2000 | 70° | 44° | 57° | — | — |
| 1999 | 82° | 73° | 78° | 0.3" | — |
| 1997 | 75° | 48° | 62° | — | — |
| 1996 | 86° | 61° | 73° | — | — |
| 1995 | 85° | 58° | 71° | — | — |
| 1993 | 84° | 60° | 72° | — | — |
| 1992 | 70° | 59° | 64° | — | — |
| 1991 | 78° | 60° | 69° | — | — |
| 1990 | 81° | 66° | 73° | — | — |
| 1989 | 74° | 50° | 62° | — | — |
| 1988 | 81° | 49° | 65° | — | — |
| 1987 | 77° | 62° | 70° | — | — |
| 1986 | 78° | 64° | 71° | 0.61" | — |
| 1985 | 89° | 71° | 80° | — | — |
| 1984coldest | 68° | 47° | 57° | — | — |
| 1983 | 93° | 72° | 82° | — | — |
| 1982 | 80° | 54° | 67° | — | — |
| 1981 | 79° | 61° | 70° | — | — |
| 1980 | 88° | 68° | 78° | — | — |
| 1979 | 86° | 71° | 79° | 0.64" | — |
| 1978 | 85° | 60° | 72° | — | — |
| 1977 | 82° | 69° | 76° | 0.13" | — |
| 1976 | 77° | 50° | 64° | — | — |
| 1975 | 74° | 63° | 68° | — | — |
| 1974 | 67° | 54° | 60° | — | — |
| 1973 | 80° | 70° | 75° | — | — |
| 1972 | 79° | 54° | 66° | — | — |
| 1971 | 88° | 70° | 79° | — | — |
New Haven, CT Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
New Haven, CT Monthly Precipitation
Average rainfall and snowfall per month, in inches.
New Haven, CT Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit New Haven, CT
New Haven, CT has no months that meet our "pleasant" threshold — every season has tradeoffs.