Weather on November 21
New Haven, CT
55 Years of Data
Avg High
51°F
Avg Low
34°F
Warmest
1991
61°F avg
Coldest
2008
29°F avg
About This Date
November 21st in New Haven, CT typically brings cool fall weather, with average highs around 51°F and lows near 34°F. Over 54 years of records, the warmest November 21st was in 1991 (61°F average), while the coldest was 2008 (29°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 26% of November 21st dates historically, with the wettest November 21st recording 6.35" 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 November 21st in New Haven, CT? Bring layers as temperatures can vary throughout the day.
Cooling Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 52° | 29° | 40° | — | — |
| 2024 | 51° | 47° | 49° | 3.15" | — |
| 2023 | 47° | 25° | 36° | 0.48" | — |
| 2022 | 45° | 29° | 37° | — | — |
| 2021 | 58° | 45° | 51° | 0.05" | — |
| 2020 | 66° | 37° | 52° | — | — |
| 2019 | 42° | 35° | 39° | — | — |
| 2018 | 45° | 27° | 36° | — | — |
| 2017 | 57° | 30° | 44° | — | — |
| 2016 | 39° | 32° | 36° | — | — |
| 2015 | 51° | 38° | 44° | — | — |
| 2014 | 39° | 26° | 33° | — | — |
| 2013 | 49° | 25° | 37° | — | — |
| 2012 | 56° | 37° | 46° | — | — |
| 2011 | 57° | 45° | 51° | 0.05" | — |
| 2010 | 46° | 29° | 38° | — | — |
| 2009 | 58° | 40° | 49° | — | — |
| 2008coldest | 38° | 20° | 29° | — | — |
| 2007 | 54° | 34° | 44° | — | — |
| 2006 | 46° | 27° | 37° | — | — |
| 2005 | 53° | 31° | 42° | 1.19" | — |
| 2004 | 49° | 46° | 47° | 0.1" | — |
| 2003 | 63° | 41° | 52° | — | — |
| 2002 | 52° | 30° | 41° | 0.61" | — |
| 2001 | 44° | 33° | 39° | — | — |
| 2000 | 42° | 23° | 33° | — | — |
| 1999 | 58° | 39° | 48° | 0.03" | — |
| 1997 | 46° | 25° | 35° | — | — |
| 1996 | 40° | 26° | 33° | — | — |
| 1995 | 53° | 37° | 45° | — | — |
| 1994 | 54° | 30° | 42° | 1.07" | — |
| 1993 | 42° | 22° | 32° | — | — |
| 1992 | 55° | 29° | 42° | 0.13" | — |
| 1991warmest | 65° | 57° | 61° | — | — |
| 1990 | 53° | 37° | 45° | — | — |
| 1989 | 55° | 29° | 42° | — | — |
| 1988 | 61° | 35° | 48° | — | — |
| 1987 | 50° | 25° | 37° | — | — |
| 1986 | 54° | 26° | 40° | 6.35" | — |
| 1985 | 70° | 44° | 57° | — | — |
| 1984 | 42° | 29° | 35° | — | — |
| 1983 | 59° | 52° | 55° | 0.56" | — |
| 1982 | 54° | 44° | 49° | — | — |
| 1981 | 44° | 40° | 42° | — | — |
| 1980 | 51° | 32° | 42° | — | — |
| 1979 | 62° | 44° | 53° | — | — |
| 1978 | 46° | 33° | 40° | — | — |
| 1977 | 55° | 36° | 45° | — | — |
| 1976 | 44° | 33° | 39° | — | — |
| 1975 | 61° | 40° | 50° | 1.4" | — |
| 1974 | 55° | 38° | 46° | 1.42" | — |
| 1973 | 47° | 30° | 38° | — | — |
| 1972 | 40° | 30° | 35° | — | — |
| 1971 | 50° | 41° | 46° | — | — |
54 years of data from NEW HAVEN