Weather on August 25
New Haven, CT
55 Years of Data
Avg High
81°F
Avg Low
62°F
Warmest
2020
83°F avg
Coldest
1987
62°F avg
About This Date
August 25th in New Haven, CT typically brings warm summer weather, with average highs around 81°F and lows near 62°F. Over 52 years of records, the warmest August 25th was in 2020 (83°F average), while the coldest was 1987 (62°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 33% of August 25th dates historically, with the wettest August 25th recording 3.05" 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 August 25th in New Haven, CT? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 85° | 68° | 76° | — | — |
| 2024 | 85° | 63° | 74° | 1.07" | — |
| 2023 | 77° | 71° | 74° | 0.43" | — |
| 2022 | 90° | 71° | 80° | — | — |
| 2021 | 88° | 68° | 78° | — | — |
| 2020warmest | 92° | 75° | 83° | — | — |
| 2019 | 77° | 60° | 69° | — | — |
| 2018 | 80° | 62° | 71° | — | — |
| 2017 | 77° | 60° | 69° | 0.08" | — |
| 2016 | 83° | 68° | 75° | — | — |
| 2015 | 84° | 72° | 78° | — | — |
| 2014 | 89° | 58° | 73° | — | — |
| 2013 | 79° | 55° | 67° | — | — |
| 2012 | 81° | 66° | 73° | — | — |
| 2011 | 80° | 73° | 77° | 0.28" | — |
| 2010 | 79° | 64° | 71° | 0.03" | — |
| 2009 | 83° | 67° | 75° | — | — |
| 2008 | 81° | 65° | 73° | 0.03" | — |
| 2007 | 83° | 71° | 77° | — | — |
| 2006 | 71° | 63° | 67° | — | — |
| 2005 | 82° | 54° | 68° | — | — |
| 2004 | 73° | 55° | 64° | — | — |
| 2003 | 80° | 59° | 70° | — | — |
| 2002 | 82° | 58° | 70° | 0.03" | — |
| 2001 | 80° | 56° | 68° | 0.03" | — |
| 2000 | 81° | 54° | 67° | 0.03" | — |
| 1999 | 84° | 59° | 72° | — | — |
| 1996 | 81° | 61° | 71° | — | — |
| 1995 | 85° | 54° | 69° | — | — |
| 1993 | 72° | 59° | 65° | 0.91" | — |
| 1992 | 89° | 62° | 76° | — | — |
| 1991 | 78° | 54° | 66° | — | — |
| 1990 | 85° | 75° | 80° | 0.86" | — |
| 1989 | 85° | 56° | 70° | — | — |
| 1988 | 78° | 57° | 68° | — | — |
| 1987coldest | 74° | 50° | 62° | — | — |
| 1986 | 80° | 54° | 67° | — | — |
| 1985 | 73° | 69° | 71° | 2.44" | — |
| 1984 | 75° | 59° | 67° | — | — |
| 1983 | 83° | 58° | 70° | — | — |
| 1982 | 80° | 62° | 71° | 3.05" | — |
| 1981 | 79° | 60° | 69° | — | — |
| 1980 | 91° | 70° | 80° | — | — |
| 1979 | 84° | 72° | 78° | 1.14" | — |
| 1978 | 81° | 55° | 68° | 2.26" | — |
| 1977 | 76° | 55° | 65° | 0.25" | — |
| 1976 | 87° | 64° | 76° | — | — |
| 1975 | 70° | 63° | 66° | 0.15" | — |
| 1974 | 86° | 63° | 74° | — | — |
| 1973 | 78° | 61° | 69° | — | — |
| 1972 | 88° | 71° | 79° | — | — |
| 1971 | 75° | 51° | 63° | — | — |
52 years of data from NEW HAVEN