Weather on May 17
New Haven, CT
55 Years of Data
Avg High
71°F
Avg Low
51°F
Warmest
1974
74°F avg
Coldest
1983
48°F avg
About This Date
May 17th in New Haven, CT typically brings pleasant spring weather, with average highs around 71°F and lows near 51°F. Over 52 years of records, the warmest May 17th was in 1974 (74°F average), while the coldest was 1983 (48°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 37% of May 17th dates historically, with the wettest May 17th recording 4.17" 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 May 17th in New Haven, CT? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 61° | 68° | 0.08" | — |
| 2024 | 75° | 58° | 66° | — | — |
| 2023 | 64° | 46° | 55° | — | — |
| 2022 | 76° | 57° | 66° | — | — |
| 2021 | 75° | 47° | 61° | — | — |
| 2020 | 65° | 53° | 59° | — | — |
| 2019 | 73° | 53° | 63° | 0.08" | — |
| 2018 | 63° | 54° | 58° | 0.53" | — |
| 2017 | 80° | 50° | 65° | — | — |
| 2016 | 64° | 44° | 54° | — | — |
| 2015 | 78° | 56° | 67° | — | — |
| 2014 | 68° | 55° | 62° | 2.54" | — |
| 2013 | 75° | 48° | 62° | — | — |
| 2012 | 73° | 50° | 62° | — | — |
| 2011 | 62° | 50° | 56° | 0.91" | — |
| 2010 | 75° | 46° | 61° | — | — |
| 2009 | 62° | 51° | 57° | 0.23" | — |
| 2008 | 72° | 49° | 60° | 0.33" | — |
| 2007 | 62° | 50° | 56° | 0.03" | — |
| 2006 | 67° | 46° | 56° | — | — |
| 2005 | 64° | 48° | 56° | — | — |
| 2004 | 62° | 53° | 58° | 0.03" | — |
| 2003 | 57° | 39° | 48° | — | — |
| 2002 | 75° | 53° | 64° | — | — |
| 2001 | 63° | 46° | 54° | — | — |
| 2000 | 72° | 48° | 60° | — | — |
| 1996 | 70° | 48° | 59° | 0.61" | — |
| 1995 | 72° | 47° | 59° | 0.1" | — |
| 1994 | 61° | 46° | 53° | 0.97" | — |
| 1993 | 76° | 48° | 62° | 0.18" | — |
| 1992 | 62° | 48° | 55° | — | — |
| 1991 | 84° | 53° | 69° | — | — |
| 1990 | 59° | 56° | 57° | 2.36" | — |
| 1989 | 80° | 56° | 68° | 4.17" | — |
| 1988 | 70° | 57° | 63° | 0.25" | — |
| 1987 | 86° | 49° | 67° | — | — |
| 1986 | 77° | 56° | 66° | 0.23" | — |
| 1985 | 72° | 48° | 60° | — | — |
| 1984 | 59° | 40° | 49° | — | — |
| 1983coldest | 59° | 38° | 48° | 0.84" | — |
| 1982 | 82° | 58° | 70° | — | — |
| 1981 | 67° | 47° | 57° | — | — |
| 1980 | 73° | 48° | 61° | — | — |
| 1979 | 73° | 54° | 63° | — | — |
| 1978 | 56° | 47° | 51° | — | — |
| 1977 | 91° | 57° | 74° | — | — |
| 1976 | 69° | 58° | 63° | 0.18" | — |
| 1975 | 70° | 52° | 61° | — | — |
| 1974warmest | 91° | 57° | 74° | — | — |
| 1973 | 65° | 50° | 57° | — | — |
| 1972 | 69° | 50° | 60° | — | — |
| 1971 | 77° | 50° | 64° | — | — |
52 years of data from NEW HAVEN