Weather on August 31
Hartford, CT
55 Years of Data
Avg High
80°F
Avg Low
60°F
Warmest
1973
82°F avg
Coldest
1976
56°F avg
About This Date
August 31st in Hartford, CT typically brings warm summer weather, with average highs around 80°F and lows near 60°F. Over 55 years of records, the warmest August 31st was in 1973 (82°F average), while the coldest was 1976 (56°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 24% of August 31st dates historically, with the wettest August 31st recording 2.29" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 31st in Hartford, CT? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 49° | 63° | — | — |
| 2024 | 80° | 61° | 70° | — | — |
| 2023 | 77° | 56° | 66° | — | — |
| 2022 | 84° | 64° | 74° | 0.05" | — |
| 2021 | 86° | 67° | 76° | — | — |
| 2020 | 78° | 52° | 65° | — | — |
| 2019 | 79° | 61° | 70° | — | — |
| 2018 | 76° | 65° | 70° | — | — |
| 2017 | 80° | 55° | 68° | — | — |
| 2016 | 84° | 70° | 77° | — | — |
| 2015 | 89° | 67° | 78° | — | — |
| 2014 | 85° | 70° | 77° | 1.83" | — |
| 2013 | 81° | 72° | 76° | 0.69" | — |
| 2012 | 91° | 57° | 74° | — | — |
| 2011 | 86° | 59° | 73° | — | — |
| 2010 | 97° | 68° | 82° | — | — |
| 2009 | 72° | 54° | 63° | — | — |
| 2008 | 82° | 59° | 71° | 0.03" | — |
| 2007 | 85° | 64° | 74° | — | — |
| 2006 | 73° | 54° | 63° | — | — |
| 2005 | 83° | 71° | 77° | 1.14" | — |
| 2004 | 84° | 66° | 75° | 1.27" | — |
| 2003 | 72° | 53° | 62° | — | — |
| 2002 | 73° | 54° | 63° | 0.03" | — |
| 2001 | 83° | 72° | 77° | — | — |
| 2000 | 86° | 71° | 79° | — | — |
| 1999 | 80° | 55° | 68° | — | — |
| 1998 | 79° | 56° | 67° | — | — |
| 1997 | 80° | 60° | 70° | — | — |
| 1996 | 81° | 59° | 70° | — | — |
| 1995 | 89° | 48° | 69° | 0.13" | — |
| 1994 | 74° | 59° | 66° | — | — |
| 1993 | 82° | 66° | 74° | — | — |
| 1992 | 82° | 54° | 68° | — | — |
| 1991 | 93° | 69° | 81° | — | — |
| 1990 | 80° | 58° | 69° | — | — |
| 1989 | 87° | 63° | 75° | — | — |
| 1988 | 73° | 53° | 63° | — | — |
| 1987 | 77° | 53° | 65° | — | — |
| 1986 | 74° | 47° | 60° | — | — |
| 1985 | 66° | 54° | 60° | 0.89" | — |
| 1984 | 82° | 72° | 77° | — | — |
| 1983 | 79° | 62° | 70° | — | — |
| 1982 | 74° | 53° | 63° | — | — |
| 1981 | 71° | 59° | 65° | — | — |
| 1980 | 83° | 63° | 73° | — | — |
| 1979 | 87° | 61° | 74° | — | — |
| 1978 | 79° | 64° | 71° | 0.1" | — |
| 1977 | 86° | 64° | 75° | 0.13" | — |
| 1976coldest | 67° | 46° | 56° | — | — |
| 1975 | 68° | 54° | 61° | 2.29" | — |
| 1974 | 72° | 59° | 65° | 1.65" | — |
| 1973warmest | 96° | 68° | 82° | — | — |
| 1972 | 72° | 54° | 63° | — | — |
| 1971 | 76° | 55° | 65° | — | — |
55 years of data from HARTFORD BRAINARD FLD