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° | — | — |
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.