Weather on December 17
New Haven, CT
55 Years of Data
About This Date
December 17th in New Haven, CT typically brings chilly winter weather, with average highs around 43°F and lows near 28°F. Over 54 years of records, the warmest December 17th was in 1971 (51°F average), while the coldest was 1988 (10°F) — a 41°F range across recorded history. Rain or other precipitation has occurred on about 41% of December 17th dates historically, with the wettest December 17th recording 5.11" 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 December 17th in New Haven, CT? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 44° | 28° | 36° | — | — |
| 2024 | 61° | 37° | 49° | 0.94" | — |
| 2023 | 58° | 45° | 51° | 1.04" | — |
| 2022 | 47° | 39° | 43° | 0.05" | — |
| 2021 | 60° | 39° | 50° | — | — |
| 2020 | 32° | 23° | 28° | 0.25" | — |
| 2019 | 34° | 30° | 32° | 1.3" | — |
| 2018 | 46° | 39° | 43° | 0.05" | — |
| 2017 | 33° | 16° | 25° | — | — |
| 2016 | 39° | 26° | 33° | 1.32" | — |
| 2015 | 55° | 46° | 51° | 1.93" | — |
| 2014 | 54° | 41° | 47° | 0.53" | — |
| 2013 | 22° | 11° | 17° | 0.25" | — |
| 2012 | 41° | 37° | 39° | 0.84" | — |
| 2011 | 43° | 29° | 36° | — | — |
| 2010 | 37° | 16° | 27° | — | — |
| 2009 | 29° | 17° | 23° | — | — |
| 2008 | 40° | 32° | 36° | 0.56" | — |
| 2007 | 35° | 23° | 29° | — | — |
| 2006 | 53° | 28° | 41° | — | — |
| 2005 | 40° | 24° | 32° | — | — |
| 2004 | 43° | 24° | 33° | — | — |
| 2003 | 53° | 30° | 42° | 2.57" | — |
| 2002 | 33° | 22° | 27° | — | — |
| 2001 | 48° | 34° | 41° | 0.38" | — |
| 2000 | 61° | 36° | 48° | 5.11" | — |
| 1999 | 43° | 27° | 35° | — | — |
| 1997 | 53° | 25° | 39° | — | — |
| 1996 | 55° | 39° | 47° | 0.28" | — |
| 1995 | 36° | 26° | 31° | — | — |
| 1994 | 35° | 29° | 32° | 0.1" | — |
| 1993 | 42° | 22° | 32° | — | — |
| 1992 | 53° | 37° | 45° | 2.06" | — |
| 1991 | 30° | 16° | 23° | — | — |
| 1990 | 50° | 22° | 36° | — | — |
| 1989 | 28° | 4° | 16° | — | — |
| 1988coldest | 20° | 0° | 10° | — | — |
| 1987 | 39° | 29° | 34° | — | — |
| 1986 | 43° | 33° | 38° | — | — |
| 1985 | 37° | 29° | 33° | — | — |
| 1984 | 61° | 40° | 50° | — | — |
| 1983 | 42° | 31° | 36° | — | — |
| 1982 | 53° | 33° | 43° | — | — |
| 1981 | 34° | 27° | 30° | — | — |
| 1980 | 33° | 20° | 26° | — | — |
| 1979 | 45° | 23° | 34° | 0.25" | — |
| 1978 | 48° | 38° | 43° | — | — |
| 1977 | 46° | 31° | 38° | — | — |
| 1976 | 44° | 35° | 40° | 0.3" | — |
| 1975 | 40° | 21° | 30° | — | — |
| 1974 | 49° | 33° | 41° | 0.41" | — |
| 1973 | 34° | 30° | 32° | 2.46" | — |
| 1972 | 29° | 19° | 24° | — | — |
| 1971warmest | 59° | 42° | 51° | — | — |