Weather on August 31
Stamford, CT
55 Years of Data
Avg High
81°F
Avg Low
60°F
Warmest
1973
80°F avg
Coldest
1976
58°F avg
About This Date
August 31st in Stamford, CT typically brings warm summer weather, with average highs around 81°F and lows near 60°F. Over 55 years of records, the warmest August 31st was in 1973 (80°F average), while the coldest was 1976 (58°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 16% of August 31st dates historically, with the wettest August 31st recording 1.75" of rain. The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
Planning for August 31st in Stamford, CT? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 53° | 66° | — | — |
| 2024 | 77° | 65° | 71° | — | — |
| 2023 | 75° | 59° | 67° | — | — |
| 2022 | 84° | 66° | 75° | — | — |
| 2021 | 82° | 68° | 75° | — | — |
| 2020 | 73° | 57° | 65° | — | — |
| 2019 | 82° | 60° | 71° | — | — |
| 2018 | 85° | 68° | 76° | 0.28" | — |
| 2017 | 81° | 56° | 68° | — | — |
| 2016 | 85° | 65° | 75° | — | — |
| 2015 | 91° | 65° | 78° | — | — |
| 2014 | 86° | 71° | 79° | — | — |
| 2013 | 86° | 67° | 76° | — | — |
| 2012 | 92° | 63° | 77° | — | — |
| 2011 | 82° | 59° | 71° | — | — |
| 2010 | 91° | 68° | 80° | — | — |
| 2009 | 69° | 54° | 61° | — | — |
| 2008 | 80° | 57° | 69° | — | — |
| 2007 | 82° | 64° | 73° | — | — |
| 2006 | 71° | 57° | 64° | — | — |
| 2005 | 83° | 70° | 76° | 0.18" | — |
| 2004 | 85° | 71° | 78° | 0.03" | — |
| 2003 | 79° | 53° | 66° | — | — |
| 2002 | 71° | 58° | 64° | — | — |
| 2001 | 82° | 70° | 76° | 0.28" | — |
| 2000 | 86° | 66° | 76° | — | — |
| 1999 | 80° | 55° | 68° | — | — |
| 1998 | 86° | 65° | 75° | — | — |
| 1997 | 82° | 57° | 70° | — | — |
| 1996 | 84° | 55° | 70° | — | — |
| 1995 | 88° | 48° | 68° | — | — |
| 1994 | 73° | 57° | 65° | — | — |
| 1993 | 84° | 63° | 73° | — | — |
| 1992 | 82° | 61° | 71° | — | — |
| 1991 | 85° | 59° | 72° | — | — |
| 1990 | 82° | 54° | 68° | — | — |
| 1989 | 84° | 54° | 69° | — | — |
| 1988 | 81° | 51° | 66° | — | — |
| 1987 | 72° | 54° | 63° | 0.1" | — |
| 1986 | 80° | 45° | 62° | — | — |
| 1985 | 70° | 56° | 63° | 1.75" | — |
| 1984 | 84° | 65° | 74° | 1.52" | — |
| 1983 | 79° | 67° | 73° | 0.05" | — |
| 1982 | 81° | 50° | 65° | — | — |
| 1981 | 78° | 63° | 70° | — | — |
| 1980 | 87° | 68° | 78° | — | — |
| 1979 | 86° | 64° | 75° | — | — |
| 1978 | 79° | 63° | 71° | 0.13" | — |
| 1977 | 87° | 68° | 78° | — | — |
| 1976coldest | 76° | 40° | 58° | — | — |
| 1975 | 68° | 54° | 61° | — | — |
| 1974 | 81° | 58° | 69° | — | — |
| 1973warmest | 93° | 67° | 80° | — | — |
| 1972 | 85° | 55° | 70° | — | — |
| 1971 | 76° | 62° | 69° | — | — |
55 years of data from STAMFORD 5 N