Weather on June 15
New Haven, CT
55 Years of Data
Avg High
78°F
Avg Low
59°F
Warmest
1988
82°F avg
Coldest
2002
57°F avg
About This Date
June 15th in New Haven, CT typically brings pleasant summer weather, with average highs around 78°F and lows near 59°F. Over 50 years of records, the warmest June 15th was in 1988 (82°F average), while the coldest was 2002 (57°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 24% of June 15th dates historically, with the wettest June 15th recording 2.06" of rain. The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
Planning for June 15th in New Haven, CT? Great weather for outdoor activities.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 60° | 65° | — | — |
| 2024 | 81° | 62° | 71° | — | — |
| 2023 | 77° | 62° | 70° | — | — |
| 2022 | 79° | 62° | 70° | — | — |
| 2021 | 78° | 65° | 71° | 0.03" | — |
| 2020 | 74° | 52° | 63° | — | — |
| 2019 | 78° | 53° | 66° | — | — |
| 2018 | 72° | 54° | 63° | — | — |
| 2017 | 74° | 56° | 65° | — | — |
| 2016 | 78° | 53° | 66° | — | — |
| 2015 | 66° | 63° | 64° | 2.06" | — |
| 2014 | 79° | 59° | 69° | — | — |
| 2013 | 80° | 59° | 70° | — | — |
| 2012 | 81° | 56° | 68° | — | — |
| 2011 | 81° | 55° | 68° | 0.1" | — |
| 2010 | 78° | 58° | 68° | — | — |
| 2009 | 70° | 56° | 63° | 0.2" | — |
| 2008 | 72° | 61° | 66° | 0.36" | — |
| 2007 | 68° | 56° | 62° | — | — |
| 2006 | 80° | 61° | 70° | 0.48" | — |
| 2005 | 74° | 59° | 66° | — | — |
| 2004 | 86° | 65° | 75° | — | — |
| 2003 | 79° | 59° | 69° | — | — |
| 2002coldest | 61° | 54° | 57° | 0.28" | — |
| 2001 | 84° | 66° | 75° | — | — |
| 2000 | 71° | 56° | 63° | 0.03" | — |
| 1996 | 89° | 69° | 79° | — | — |
| 1995 | 72° | 54° | 63° | 0.05" | — |
| 1992 | 85° | 62° | 73° | — | — |
| 1991 | 89° | 52° | 70° | — | — |
| 1990 | 75° | 56° | 65° | — | — |
| 1989 | 65° | 54° | 59° | 1.45" | — |
| 1988warmest | 98° | 67° | 82° | — | — |
| 1987 | 92° | 63° | 77° | — | — |
| 1986 | 84° | 61° | 72° | — | — |
| 1985 | 48° | 70° | 59° | — | — |
| 1984 | 87° | 57° | 72° | — | — |
| 1983 | 91° | 65° | 78° | — | — |
| 1982 | 76° | 50° | 63° | — | — |
| 1981 | 75° | 60° | 68° | — | — |
| 1980 | 89° | 60° | 75° | — | — |
| 1979 | 87° | 59° | 73° | — | — |
| 1978 | 76° | 48° | 62° | — | — |
| 1977 | 82° | 65° | 73° | — | — |
| 1976 | 82° | 65° | 73° | 0.61" | — |
| 1975 | 73° | 61° | 67° | — | — |
| 1974 | 74° | 52° | 63° | — | — |
| 1973 | 82° | 62° | 72° | — | — |
| 1972 | 75° | 61° | 68° | — | — |
| 1971 | 68° | 52° | 60° | 0.08" | — |
50 years of data from NEW HAVEN