Weather on August 9
Ann Arbor, MI
55 Years of Data
Avg High
82°F
Avg Low
60°F
Warmest
2001
81°F avg
Coldest
1999
58°F avg
About This Date
August 9th in Ann Arbor, MI typically brings warm summer weather, with average highs around 82°F and lows near 60°F. Over 55 years of records, the warmest August 9th was in 2001 (81°F average), while the coldest was 1999 (58°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 42% of August 9th dates historically, with the wettest August 9th recording 5.08" 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 9th in Ann Arbor, MI? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 61° | 74° | — | — |
| 2024 | 77° | 53° | 65° | — | — |
| 2023 | 82° | 55° | 69° | — | — |
| 2022 | 80° | 62° | 71° | — | — |
| 2021 | 84° | 66° | 75° | 0.41" | — |
| 2020 | 88° | 58° | 73° | — | — |
| 2019 | 80° | 53° | 67° | — | — |
| 2018 | 85° | 59° | 72° | 0.36" | — |
| 2017 | 85° | 48° | 66° | — | — |
| 2016 | 88° | 53° | 70° | — | — |
| 2015 | 78° | 67° | 72° | 0.58" | — |
| 2014 | 82° | 50° | 66° | — | — |
| 2013 | 82° | 59° | 71° | — | — |
| 2012 | 88° | 62° | 75° | 0.81" | — |
| 2011 | 80° | 63° | 71° | 5.08" | — |
| 2010 | 84° | 70° | 77° | — | — |
| 2009 | 79° | 60° | 69° | 3.38" | — |
| 2008 | 71° | 54° | 62° | — | — |
| 2007 | 82° | 68° | 75° | 1.09" | — |
| 2006 | 79° | 52° | 65° | — | — |
| 2005 | 75° | 67° | 71° | — | — |
| 2004 | 80° | 52° | 66° | — | — |
| 2003 | 80° | 63° | 71° | — | — |
| 2002 | 80° | 46° | 63° | — | — |
| 2001warmest | 93° | 70° | 81° | 0.38" | — |
| 2000 | 86° | 69° | 78° | 0.03" | — |
| 1999coldest | 74° | 42° | 58° | 0.03" | — |
| 1998 | 87° | 71° | 79° | 2.24" | — |
| 1997 | 83° | 59° | 71° | 0.05" | — |
| 1996 | 83° | 57° | 70° | — | — |
| 1995 | 80° | 68° | 74° | 0.2" | — |
| 1994 | 79° | 51° | 65° | — | — |
| 1993 | 81° | 57° | 69° | — | — |
| 1992 | 84° | 62° | 73° | — | — |
| 1991 | 79° | 58° | 68° | 1.24" | — |
| 1990 | 82° | 57° | 70° | — | — |
| 1989 | 77° | 55° | 66° | 0.1" | — |
| 1988 | 87° | 71° | 79° | 0.15" | — |
| 1987 | 87° | 63° | 75° | 1.5" | — |
| 1986 | 81° | 60° | 70° | — | — |
| 1985 | 85° | 62° | 73° | — | — |
| 1984 | 90° | 68° | 79° | 1.63" | — |
| 1983 | 90° | 57° | 73° | — | — |
| 1982 | 82° | 62° | 72° | — | — |
| 1981 | 80° | 63° | 71° | 0.66" | — |
| 1980 | 87° | 68° | 78° | — | — |
| 1979 | 80° | 60° | 70° | 0.28" | — |
| 1978 | 82° | 67° | 74° | — | — |
| 1977 | 77° | 63° | 70° | — | — |
| 1976 | 83° | 52° | 67° | — | — |
| 1975 | 86° | 56° | 71° | — | — |
| 1974 | 83° | 63° | 73° | 0.2" | — |
| 1973 | 89° | 70° | 79° | 3.53" | — |
| 1972 | 69° | 53° | 61° | 0.08" | — |
| 1971 | 86° | 65° | 75° | — | — |
55 years of data from ANN ARBOR 1W