Weather on March 20
New Haven, CT
55 Years of Data
Avg High
50°F
Avg Low
32°F
Warmest
2012
58°F avg
Coldest
1993
24°F avg
About This Date
March 20th in New Haven, CT typically brings cool spring weather, with average highs around 50°F and lows near 32°F. Over 55 years of records, the warmest March 20th was in 2012 (58°F average), while the coldest was 1993 (24°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 33% of March 20th dates historically, with the wettest March 20th recording 2.87" of rain. The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
Planning for March 20th in New Haven, CT? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 49° | 27° | 38° | 0.2" | — |
| 2025 | 48° | 42° | 45° | 0.1" | — |
| 2024 | 54° | 36° | 45° | 0.15" | — |
| 2023 | 49° | 32° | 40° | — | — |
| 2022 | 60° | 45° | 52° | — | — |
| 2021 | 52° | 26° | 39° | — | — |
| 2020 | 65° | 45° | 55° | — | — |
| 2019 | 50° | 25° | 38° | — | — |
| 2018 | 40° | 24° | 32° | — | — |
| 2017 | 52° | 26° | 39° | — | — |
| 2016 | 41° | 28° | 35° | — | — |
| 2015 | 32° | 22° | 27° | — | — |
| 2014 | 53° | 37° | 45° | 0.58" | — |
| 2013 | 44° | 31° | 38° | — | — |
| 2012warmest | 69° | 47° | 58° | — | — |
| 2011 | 45° | 28° | 37° | — | — |
| 2010 | 69° | 36° | 52° | — | — |
| 2009 | 46° | 27° | 37° | — | — |
| 2008 | 52° | 36° | 44° | 0.38" | — |
| 2007 | 46° | 29° | 38° | — | — |
| 2006 | 39° | 26° | 33° | — | — |
| 2005 | 41° | 24° | 33° | 0.03" | — |
| 2004 | 42° | 21° | 32° | 0.38" | — |
| 2003 | 45° | 31° | 38° | 1.42" | — |
| 2002 | 42° | 33° | 38° | 1.91" | — |
| 2001 | 54° | 25° | 39° | — | — |
| 2000 | 53° | 30° | 42° | — | — |
| 1998 | 38° | 34° | 36° | 0.66" | — |
| 1997 | 41° | 26° | 34° | 1.45" | — |
| 1996 | 47° | 37° | 42° | 0.97" | — |
| 1995 | 51° | 29° | 40° | — | — |
| 1994 | 43° | 26° | 34° | — | — |
| 1993coldest | 37° | 11° | 24° | — | — |
| 1992 | 38° | 15° | 26° | 0.03" | — |
| 1991 | 56° | 41° | 48° | — | — |
| 1990 | 50° | 44° | 47° | 1.24" | — |
| 1989 | 64° | 26° | 45° | — | — |
| 1988 | 50° | 34° | 42° | — | — |
| 1987 | 49° | 34° | 41° | — | — |
| 1986 | 55° | 34° | 44° | — | — |
| 1985 | 60° | 36° | 48° | — | — |
| 1984 | 49° | 37° | 43° | — | — |
| 1983 | 58° | 48° | 53° | 2.87" | — |
| 1982 | 51° | 36° | 43° | — | — |
| 1981 | 41° | 22° | 31° | — | — |
| 1980 | 60° | 39° | 50° | — | — |
| 1979 | 59° | 35° | 47° | — | — |
| 1978 | 52° | 30° | 41° | — | — |
| 1977 | 45° | 27° | 36° | 0.25" | — |
| 1976 | 62° | 38° | 50° | — | — |
| 1975 | 51° | 44° | 48° | 2.59" | — |
| 1974 | 57° | 35° | 46° | — | — |
| 1973 | 49° | 35° | 42° | — | — |
| 1972 | 42° | 23° | 33° | — | — |
| 1971 | 42° | 35° | 39° | 0.23" | — |
55 years of data from NEW HAVEN