Weather on June 21
New Haven, CT
55 Years of Data
Avg High
81°F
Avg Low
61°F
Warmest
2012
85°F avg
Coldest
2003
62°F avg
About This Date
June 21st in New Haven, CT typically brings warm summer weather, with average highs around 81°F and lows near 61°F. Over 50 years of records, the warmest June 21st was in 2012 (85°F average), while the coldest was 2003 (62°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 34% of June 21st dates historically, with the wettest June 21st recording 2.97" of rain. The last decade has been 6.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.2°F warmer on this date compared to 20-30 years ago.
Planning for June 21st in New Haven, CT? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 64° | 75° | — | — |
| 2024 | 92° | 70° | 81° | 2.97" | — |
| 2023 | 73° | 59° | 66° | — | — |
| 2022 | 77° | 55° | 66° | 0.05" | — |
| 2021 | 81° | 70° | 75° | — | — |
| 2020 | 85° | 64° | 74° | — | — |
| 2019 | 79° | 67° | 73° | 0.15" | — |
| 2018 | 78° | 64° | 71° | 0.53" | — |
| 2017 | 81° | 62° | 71° | — | — |
| 2016 | 84° | 63° | 73° | 0.08" | — |
| 2015 | 85° | 66° | 75° | 1.65" | — |
| 2014 | 74° | 54° | 64° | — | — |
| 2013 | 81° | 65° | 73° | — | — |
| 2012warmest | 95° | 75° | 85° | — | — |
| 2011 | 80° | 61° | 70° | — | — |
| 2010 | 89° | 68° | 79° | — | — |
| 2009 | 78° | 65° | 71° | 0.86" | — |
| 2008 | 79° | 58° | 68° | — | — |
| 2007 | 76° | 58° | 67° | 0.03" | — |
| 2006 | 80° | 59° | 70° | — | — |
| 2005 | 79° | 53° | 66° | — | — |
| 2004 | 77° | 48° | 63° | — | — |
| 2003coldest | 68° | 55° | 62° | 2.72" | — |
| 2002 | 77° | 54° | 65° | — | — |
| 2001 | 75° | 64° | 70° | 0.18" | — |
| 2000 | 80° | 56° | 68° | 0.03" | — |
| 1996 | 81° | 60° | 70° | 0.1" | — |
| 1995 | 93° | 64° | 79° | — | — |
| 1992 | 73° | 54° | 63° | — | — |
| 1991 | 89° | 58° | 73° | — | — |
| 1990 | 78° | 67° | 72° | 0.05" | — |
| 1989 | 79° | 64° | 71° | — | — |
| 1988 | 93° | 70° | 81° | — | — |
| 1987 | 91° | 67° | 79° | 0.43" | — |
| 1986 | 76° | 56° | 66° | — | — |
| 1985 | 78° | 57° | 68° | — | — |
| 1984 | 78° | 55° | 67° | — | — |
| 1983 | 84° | 64° | 74° | — | — |
| 1982 | 74° | 55° | 64° | — | — |
| 1981 | 84° | 65° | 74° | 0.08" | — |
| 1980 | 80° | 57° | 69° | — | — |
| 1979 | 87° | 56° | 71° | — | — |
| 1978 | 84° | 62° | 73° | — | — |
| 1977 | 79° | 60° | 69° | 0.38" | — |
| 1976 | 80° | 69° | 75° | — | — |
| 1975 | 82° | 58° | 70° | — | — |
| 1974 | 82° | 66° | 74° | 1.78" | — |
| 1973 | 78° | 64° | 71° | — | — |
| 1972 | 75° | 64° | 70° | — | — |
| 1971 | 83° | 65° | 74° | — | — |
50 years of data from NEW HAVEN