Weather on March 17
New Haven, CT
55 Years of Data
Avg High
49°F
Avg Low
32°F
Warmest
1990
65°F avg
Coldest
1997
23°F avg
About This Date
March 17th in New Haven, CT typically brings chilly spring weather, with average highs around 49°F and lows near 32°F. Over 55 years of records, the warmest March 17th was in 1990 (65°F average), while the coldest was 1997 (23°F) — a 42°F range across recorded history. Precipitation has occurred on 29% of recorded March 17th dates, with snow falling 4% of the time (heaviest snowfall: 2"). The last decade has been 8.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 8.8°F warmer on this date compared to 20-30 years ago.
Planning for March 17th in New Haven, CT? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 53° | 31° | 42° | 0.03" | — |
| 2025 | 58° | 41° | 49° | 2.18" | — |
| 2024 | 61° | 42° | 51° | — | — |
| 2023 | 56° | 33° | 44° | — | — |
| 2022 | 58° | 44° | 51° | 0.1" | — |
| 2021 | 46° | 33° | 40° | — | — |
| 2020 | 49° | 33° | 41° | 0.23" | — |
| 2019 | 46° | 32° | 39° | — | — |
| 2018 | 47° | 28° | 38° | — | — |
| 2017 | 44° | 22° | 33° | — | — |
| 2016 | 57° | 36° | 46° | — | — |
| 2015 | 52° | 32° | 42° | — | — |
| 2014 | 34° | 21° | 28° | — | — |
| 2013 | 40° | 26° | 33° | — | — |
| 2012 | 57° | 38° | 47° | — | — |
| 2011 | 58° | 31° | 45° | — | — |
| 2010 | 59° | 30° | 45° | — | — |
| 2009 | 47° | 30° | 39° | — | — |
| 2008 | 48° | 30° | 39° | — | — |
| 2007 | 37° | 26° | 32° | 0.23" | — |
| 2006 | 44° | 28° | 36° | — | — |
| 2005 | 40° | 23° | 31° | — | — |
| 2004 | 30° | 26° | 28° | 0.08" | — |
| 2003 | 62° | 33° | 48° | — | — |
| 2002 | 39° | 27° | 33° | — | — |
| 2001 | 50° | 33° | 42° | 0.38" | — |
| 2000 | 49° | 25° | 37° | 2.18" | — |
| 1998 | 40° | 22° | 31° | — | — |
| 1997coldest | 30° | 15° | 23° | — | — |
| 1996 | 52° | 20° | 36° | — | — |
| 1995 | 56° | 41° | 48° | 0.13" | — |
| 1994 | 35° | 19° | 27° | 0.1" | 2" |
| 1993 | 45° | 35° | 40° | 1.19" | — |
| 1992 | 44° | 26° | 35° | — | — |
| 1991 | 61° | 42° | 51° | — | — |
| 1990warmest | 72° | 59° | 65° | — | — |
| 1989 | 61° | 38° | 49° | — | — |
| 1988 | 49° | 32° | 40° | — | — |
| 1987 | 39° | 27° | 33° | — | — |
| 1986 | 61° | 36° | 48° | — | — |
| 1985 | 56° | 37° | 46° | — | — |
| 1984 | 45° | 39° | 42° | 0.13" | — |
| 1983 | 53° | 37° | 45° | — | — |
| 1982 | 41° | 29° | 35° | 1.27" | — |
| 1981 | 39° | 22° | 30° | — | — |
| 1980 | 59° | 36° | 47° | — | — |
| 1979 | 46° | 33° | 40° | — | — |
| 1978 | 39° | 28° | 34° | — | — |
| 1977 | 57° | 36° | 46° | — | — |
| 1976 | 33° | 21° | 27° | — | — |
| 1975 | 54° | 37° | 45° | — | — |
| 1974 | 48° | 30° | 39° | 0.18" | 0.3" |
| 1973 | 60° | 50° | 55° | 2.59" | — |
| 1972 | 52° | 40° | 46° | 2.9" | — |
| 1971 | 45° | 28° | 36° | — | — |
55 years of data from NEW HAVEN