Weather on August 15
Hartford, CT
55 Years of Data
Avg High
82°F
Avg Low
63°F
Warmest
1988
86°F avg
Coldest
1992
61°F avg
About This Date
August 15th in Hartford, CT typically brings warm summer weather, with average highs around 82°F and lows near 63°F. Over 55 years of records, the warmest August 15th was in 1988 (86°F average), while the coldest was 1992 (61°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 33% of August 15th dates historically, with the wettest August 15th recording 5.08" of rain. The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
Planning for August 15th in Hartford, CT? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 68° | 78° | — | — |
| 2024 | 88° | 62° | 75° | — | — |
| 2023 | 74° | 68° | 71° | 1.73" | — |
| 2022 | 86° | 58° | 72° | — | — |
| 2021 | 82° | 64° | 73° | — | — |
| 2020 | 80° | 66° | 73° | — | — |
| 2019 | 85° | 65° | 75° | — | — |
| 2018 | 88° | 69° | 78° | — | — |
| 2017 | 80° | 68° | 74° | 0.03" | — |
| 2016 | 92° | 74° | 83° | — | — |
| 2015 | 92° | 66° | 79° | 1.04" | — |
| 2014 | 70° | 54° | 62° | — | — |
| 2013 | 77° | 53° | 65° | — | — |
| 2012 | 82° | 65° | 73° | 1.09" | — |
| 2011 | 73° | 65° | 69° | 1.02" | — |
| 2010 | 80° | 63° | 71° | 0.03" | — |
| 2009 | 90° | 67° | 78° | — | — |
| 2008 | 79° | 64° | 71° | 1.09" | — |
| 2007 | 86° | 59° | 73° | — | — |
| 2006 | 83° | 65° | 74° | 2.21" | — |
| 2005 | 75° | 64° | 70° | 0.03" | — |
| 2004 | 72° | 66° | 69° | 2.49" | — |
| 2003 | 89° | 67° | 78° | — | — |
| 2002 | 91° | 72° | 81° | — | — |
| 2001 | 82° | 62° | 72° | — | — |
| 2000 | 79° | 65° | 72° | — | — |
| 1999 | 72° | 66° | 69° | 0.23" | — |
| 1998 | 81° | 65° | 73° | — | — |
| 1997 | 81° | 68° | 74° | — | — |
| 1996 | 82° | 52° | 67° | — | — |
| 1995 | 87° | 70° | 78° | — | — |
| 1994 | 86° | 57° | 72° | 1.85" | — |
| 1993 | 87° | 64° | 76° | — | — |
| 1992coldest | 65° | 58° | 61° | 0.41" | — |
| 1991 | 90° | 70° | 80° | — | — |
| 1990 | 81° | 61° | 71° | — | — |
| 1989 | 78° | 59° | 69° | — | — |
| 1988warmest | 93° | 78° | 86° | — | — |
| 1987 | 83° | 59° | 71° | — | — |
| 1986 | 82° | 59° | 71° | — | — |
| 1985 | 92° | 74° | 83° | — | — |
| 1984 | 87° | 65° | 76° | — | — |
| 1983 | 78° | 51° | 65° | — | — |
| 1982 | 79° | 52° | 65° | — | — |
| 1981 | 84° | 66° | 75° | — | — |
| 1980 | 76° | 61° | 68° | 0.2" | — |
| 1979 | 74° | 50° | 62° | — | — |
| 1978 | 91° | 66° | 79° | — | — |
| 1977 | 78° | 58° | 68° | 0.23" | — |
| 1976 | 87° | 69° | 78° | 0.05" | — |
| 1975 | 89° | 63° | 76° | — | — |
| 1974 | 89° | 61° | 75° | — | — |
| 1973 | 85° | 65° | 75° | 0.13" | — |
| 1972 | 73° | 53° | 63° | 5.08" | — |
| 1971 | 80° | 58° | 69° | — | — |
55 years of data from HARTFORD BRAINARD FLD