Weather on March 30
New Haven, CT
55 Years of Data
Avg High
55°F
Avg Low
37°F
Warmest
1977
62°F avg
Coldest
1974
33°F avg
About This Date
March 30th in New Haven, CT typically brings cool spring weather, with average highs around 55°F and lows near 37°F. Over 55 years of records, the warmest March 30th was in 1977 (62°F average), while the coldest was 1974 (33°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 35% of March 30th dates historically, with the wettest March 30th recording 5.79" of rain. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for March 30th in New Haven, CT? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 63° | 38° | 50° | — | — |
| 2025 | 47° | 41° | 44° | 0.03" | — |
| 2024 | 59° | 42° | 51° | — | — |
| 2023 | 47° | 32° | 39° | 0.05" | — |
| 2022 | 45° | 29° | 37° | — | — |
| 2021 | 57° | 27° | 42° | — | — |
| 2020 | 50° | 42° | 46° | — | — |
| 2019 | 63° | 41° | 52° | — | — |
| 2018 | 62° | 44° | 53° | 0.2" | — |
| 2017 | 49° | 32° | 40° | — | — |
| 2016 | 49° | 26° | 38° | — | — |
| 2015 | 50° | 34° | 42° | — | — |
| 2014 | 46° | 41° | 44° | 3.4" | — |
| 2013 | 57° | 29° | 43° | — | — |
| 2012 | 53° | 39° | 46° | — | — |
| 2011 | 50° | 34° | 42° | — | — |
| 2010 | 53° | 44° | 49° | 4.8" | — |
| 2009 | 52° | 43° | 47° | 0.1" | — |
| 2008 | 44° | 23° | 34° | — | — |
| 2007 | 64° | 37° | 51° | — | — |
| 2006 | 61° | 29° | 45° | — | — |
| 2005 | 59° | 34° | 46° | — | — |
| 2004 | 42° | 32° | 37° | — | — |
| 2003 | 54° | 34° | 44° | 0.58" | — |
| 2002 | 67° | 43° | 55° | — | — |
| 2001 | 39° | 34° | 36° | 5.79" | — |
| 2000 | 54° | 36° | 45° | — | — |
| 1998 | 80° | 43° | 61° | — | — |
| 1997 | 54° | 47° | 50° | 0.43" | — |
| 1996 | 54° | 24° | 39° | — | — |
| 1995 | 51° | 31° | 41° | 0.15" | — |
| 1994 | 49° | 29° | 39° | 0.05" | — |
| 1993 | 51° | 42° | 47° | 0.08" | — |
| 1992 | 55° | 34° | 44° | — | — |
| 1991 | — | 47° | — | 1.07" | — |
| 1990 | 42° | 33° | 38° | — | — |
| 1989 | 73° | 39° | 56° | 0.05" | — |
| 1988 | 55° | 37° | 46° | — | — |
| 1987 | 65° | 44° | 54° | — | — |
| 1986 | 66° | 43° | 54° | — | — |
| 1985 | 62° | 44° | 53° | — | — |
| 1984 | 40° | 30° | 35° | — | — |
| 1983 | 49° | 29° | 39° | — | — |
| 1982 | 60° | 31° | 45° | — | — |
| 1981 | 68° | 46° | 57° | 1.27" | — |
| 1980 | 54° | 45° | 49° | 1.02" | — |
| 1979 | 62° | 47° | 54° | — | — |
| 1978 | 58° | 33° | 45° | — | — |
| 1977warmest | 76° | 49° | 62° | — | — |
| 1976 | 60° | 36° | 48° | — | — |
| 1975 | 45° | 39° | 42° | 1.27" | — |
| 1974coldest | 39° | 27° | 33° | 1.14" | — |
| 1973 | 47° | 40° | 43° | — | — |
| 1972 | 51° | 36° | 43° | 0.1" | — |
| 1971 | 51° | 32° | 42° | — | — |
55 years of data from NEW HAVEN