Weather on July 30
New Haven, CT
55 Years of Data
Avg High
84°F
Avg Low
66°F
Warmest
1988
91°F avg
Coldest
2000
65°F avg
About This Date
July 30th in New Haven, CT typically brings warm summer weather, with average highs around 84°F and lows near 66°F. Over 51 years of records, the warmest July 30th was in 1988 (91°F average), while the coldest was 2000 (65°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 27% of July 30th dates historically, with the wettest July 30th recording 8" of rain. The last decade has been 7.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.4°F warmer on this date compared to 20-30 years ago.
Planning for July 30th in New Haven, CT? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 96° | 75° | 86° | — | — |
| 2024 | 86° | 71° | 79° | — | — |
| 2023 | 80° | 62° | 71° | — | — |
| 2022 | 89° | 72° | 80° | — | — |
| 2021 | 85° | 66° | 75° | — | — |
| 2020 | 92° | 74° | 83° | 0.23" | — |
| 2019 | 91° | 73° | 82° | — | — |
| 2018 | 81° | 66° | 73° | — | — |
| 2017 | 82° | 56° | 69° | — | — |
| 2016 | 84° | 69° | 77° | — | — |
| 2015 | 84° | 73° | 79° | 1.19" | — |
| 2014 | 79° | 59° | 69° | — | — |
| 2013 | 81° | 65° | 73° | — | — |
| 2012 | 79° | 66° | 72° | — | — |
| 2011 | 91° | 70° | 80° | — | — |
| 2010 | 79° | 62° | 70° | — | — |
| 2009 | 87° | 72° | 79° | — | — |
| 2008 | 84° | 68° | 76° | — | — |
| 2007 | 82° | 67° | 74° | 0.03" | — |
| 2006 | 88° | 72° | 80° | 0.03" | — |
| 2005 | 81° | 65° | 73° | — | — |
| 2004 | 82° | 63° | 72° | — | — |
| 2003 | 79° | 60° | 69° | — | — |
| 2002 | 92° | 70° | 81° | — | — |
| 2001 | 80° | 52° | 66° | — | — |
| 2000coldest | 69° | 61° | 65° | 2.82" | — |
| 1997 | 81° | 52° | 66° | — | — |
| 1996 | 77° | 60° | 69° | — | — |
| 1995 | 88° | 70° | 79° | 0.76" | — |
| 1992 | 83° | 63° | 73° | 0.43" | — |
| 1991 | 78° | 65° | 71° | 0.08" | — |
| 1990 | 82° | 68° | 75° | — | — |
| 1989 | 92° | 72° | 82° | — | — |
| 1988warmest | 104° | 77° | 91° | — | — |
| 1987 | 86° | 58° | 72° | — | — |
| 1986 | 79° | 69° | 74° | 1.7" | — |
| 1985 | 87° | 62° | 75° | — | — |
| 1984 | 75° | 62° | 69° | — | — |
| 1983 | 92° | 72° | 82° | — | — |
| 1982 | 82° | 60° | 71° | — | — |
| 1981 | 85° | 58° | 71° | — | — |
| 1980 | 85° | 63° | 74° | 0.38" | — |
| 1979 | 90° | 70° | 80° | — | — |
| 1978 | 88° | 66° | 77° | — | — |
| 1977 | 79° | 63° | 71° | 1.27" | — |
| 1976 | 74° | 66° | 70° | 2.79" | — |
| 1975 | 86° | 61° | 73° | — | — |
| 1974 | 81° | 67° | 74° | 0.2" | — |
| 1973 | 90° | 68° | 79° | — | — |
| 1972 | 83° | 62° | 72° | — | — |
| 1971 | 81° | 69° | 75° | 8" | — |
51 years of data from NEW HAVEN