Weather on December 21
Bridgeport, CT
55 Years of Data
Avg High
40°F
Avg Low
23°F
Warmest
2018
51°F avg
Coldest
1980
13°F avg
About This Date
December 21st in Bridgeport, CT typically brings chilly winter weather, with average highs around 40°F and lows near 23°F. Over 50 years of records, the warmest December 21st was in 2018 (51°F average), while the coldest was 1980 (13°F) — a 38°F range across recorded history. Precipitation has occurred on 42% of recorded December 21st dates, with snow falling 16% of the time (heaviest snowfall: 4.1"). The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
Planning for December 21st in Bridgeport, CT? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 37° | 27° | 32° | — | — |
| 2024 | 31° | 16° | 23° | 0.18" | 0.1" |
| 2023 | 36° | 23° | 29° | — | — |
| 2022 | 38° | 18° | 28° | — | — |
| 2021 | 42° | 25° | 33° | — | — |
| 2020 | 45° | 31° | 38° | — | — |
| 2019 | 31° | 13° | 22° | — | — |
| 2018warmest | 61° | 42° | 51° | 7.95" | — |
| 2017 | 36° | 27° | 31° | — | — |
| 2016 | 38° | 20° | 29° | — | — |
| 2015 | 50° | 25° | 38° | — | — |
| 2014 | 33° | 29° | 31° | 0.08" | 0.3" |
| 2013 | 62° | 36° | 49° | 0.03" | — |
| 2012 | 57° | 36° | 46° | 5.16" | — |
| 2011 | 55° | 36° | 45° | 1.07" | — |
| 2010 | 33° | 26° | 30° | — | — |
| 2009 | 33° | 21° | 27° | — | — |
| 2008 | 30° | 20° | 25° | 0.94" | 4.1" |
| 2007 | 36° | 31° | 33° | — | 0.1" |
| 2006 | 52° | 29° | 40° | — | — |
| 2005 | 30° | 14° | 22° | — | — |
| 2004 | 32° | 3° | 18° | — | — |
| 2003 | 35° | 18° | 26° | — | — |
| 2002 | 46° | 34° | 40° | — | — |
| 2001 | 40° | 29° | 34° | — | — |
| 2000 | 31° | 14° | 22° | — | — |
| 1999 | 49° | 34° | 41° | 0.05" | — |
| 1998 | 48° | 38° | 43° | 0.03" | — |
| 1997 | 32° | 19° | 26° | — | — |
| 1996 | 32° | 14° | 23° | — | — |
| 1995 | 28° | 8° | 18° | 0.2" | 1.1" |
| 1994 | 50° | 23° | 37° | — | — |
| 1993 | 53° | 32° | 43° | 1.75" | — |
| 1992 | 33° | 22° | 27° | 0.33" | — |
| 1991 | 42° | 28° | 35° | 0.03" | — |
| 1985 | 29° | 12° | 20° | 0.15" | 1" |
| 1984 | 41° | 21° | 31° | 0.05" | 0.5" |
| 1983 | 26° | 0° | 13° | — | — |
| 1982 | 39° | 29° | 34° | — | — |
| 1981 | 32° | 1° | 17° | — | — |
| 1980coldest | 23° | 3° | 13° | — | — |
| 1979 | 34° | 20° | 27° | — | — |
| 1978 | 46° | 30° | 38° | 1.35" | — |
| 1977 | 50° | 32° | 41° | 3.35" | — |
| 1976 | 44° | 14° | 29° | 0.56" | — |
| 1975 | 25° | 15° | 20° | 0.46" | 3.6" |
| 1974 | 40° | 31° | 35° | — | — |
| 1973 | 56° | 25° | 40° | 7.62" | — |
| 1972 | 35° | 25° | 30° | 0.23" | — |
| 1971 | 49° | 29° | 39° | — | — |
50 years of data from DANBURY