Weather on August 31
Madison, WI
55 Years of Data
Avg High
80°F
Avg Low
55°F
Warmest
2013
80°F avg
Coldest
2009
53°F avg
About This Date
August 31st in Madison, WI typically brings warm summer weather, with average highs around 80°F and lows near 55°F — a 25°F daily swing. Over 55 years of records, the warmest August 31st was in 2013 (80°F average), while the coldest was 2009 (53°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 20% of August 31st dates historically, with the wettest August 31st recording 1.98" 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 Madison, WI? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 44° | 59° | — | — |
| 2024 | 80° | 53° | 67° | — | — |
| 2023 | 73° | 43° | 58° | — | — |
| 2022 | 79° | 57° | 68° | — | — |
| 2021 | 86° | 57° | 72° | — | — |
| 2020 | 80° | 54° | 67° | — | — |
| 2019 | 73° | 48° | 61° | — | — |
| 2018 | 73° | 56° | 64° | — | — |
| 2017 | 80° | 55° | 68° | 0.48" | — |
| 2016 | 82° | 63° | 72° | 0.05" | — |
| 2015 | 75° | 56° | 65° | — | — |
| 2014 | 79° | 59° | 69° | 0.2" | — |
| 2013warmest | 95° | 65° | 80° | — | — |
| 2012 | 90° | 64° | 77° | — | — |
| 2011 | 69° | 57° | 63° | 0.86" | — |
| 2010 | 84° | 69° | 77° | — | — |
| 2009coldest | 66° | 40° | 53° | — | — |
| 2008 | 89° | 56° | 72° | — | — |
| 2007 | 75° | 52° | 63° | — | — |
| 2006 | 78° | 51° | 65° | — | — |
| 2005 | 79° | 55° | 67° | — | — |
| 2004 | 77° | 51° | 64° | — | — |
| 2003 | 75° | 50° | 63° | — | — |
| 2002 | 83° | 52° | 67° | — | — |
| 2001 | 84° | 58° | 71° | — | — |
| 2000 | 77° | 60° | 69° | — | — |
| 1999 | 71° | 47° | 59° | — | — |
| 1998 | 78° | 46° | 62° | — | — |
| 1997 | 70° | 57° | 63° | 0.61" | — |
| 1996 | 89° | 50° | 70° | — | — |
| 1995 | 90° | 69° | 79° | — | — |
| 1994 | 66° | 55° | 61° | 1.14" | — |
| 1993 | 85° | 57° | 71° | 0.05" | — |
| 1992 | 75° | 49° | 62° | — | — |
| 1991 | 93° | 62° | 78° | — | — |
| 1990 | 87° | 50° | 69° | — | — |
| 1989 | 83° | 54° | 68° | — | — |
| 1988 | 81° | 52° | 66° | — | — |
| 1987 | 76° | 48° | 62° | — | — |
| 1986 | 75° | 54° | 64° | — | — |
| 1985 | 70° | 62° | 66° | — | — |
| 1984 | 90° | 54° | 72° | — | — |
| 1983 | 82° | 62° | 72° | — | — |
| 1982 | 76° | 49° | 62° | — | — |
| 1981 | 79° | 64° | 71° | 0.2" | — |
| 1980 | 79° | 55° | 67° | 0.81" | — |
| 1979 | 90° | 55° | 72° | — | — |
| 1978 | 83° | 47° | 65° | — | — |
| 1977 | 79° | 60° | 69° | 0.13" | — |
| 1976 | 81° | 52° | 66° | — | — |
| 1975 | 67° | 62° | 64° | — | — |
| 1974 | 76° | 49° | 62° | 1.98" | — |
| 1973 | 86° | 67° | 76° | — | — |
| 1972 | 85° | 65° | 75° | — | — |
| 1971 | 80° | 59° | 70° | — | — |
55 years of data from UW ARBORETUM - MADISON