Weather on August 20
Grand Rapids, MI
55 Years of Data
Avg High
80°F
Avg Low
58°F
Warmest
1980
79°F avg
Coldest
1977
59°F avg
About This Date
August 20th in Grand Rapids, MI typically brings warm summer weather, with average highs around 80°F and lows near 58°F. Over 55 years of records, the warmest August 20th was in 1980 (79°F average), while the coldest was 1977 (59°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 27% of August 20th dates historically, with the wettest August 20th recording 5.94" of rain. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for August 20th in Grand Rapids, MI? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 63° | 70° | 0.08" | — |
| 2024 | 74° | 49° | 61° | — | — |
| 2023 | 79° | 50° | 64° | — | — |
| 2022 | 83° | 58° | 70° | — | — |
| 2021 | 87° | 64° | 76° | — | — |
| 2020 | 79° | 50° | 64° | — | — |
| 2019 | 83° | 62° | 72° | — | — |
| 2018 | 83° | 63° | 73° | 0.38" | — |
| 2017 | 80° | 55° | 68° | — | — |
| 2016 | 82° | 67° | 74° | — | — |
| 2015 | 83° | 61° | 72° | 0.28" | — |
| 2014 | 82° | 65° | 73° | — | — |
| 2013 | 86° | 61° | 73° | — | — |
| 2012 | 76° | 53° | 64° | — | — |
| 2011 | 79° | 64° | 71° | 1.42" | — |
| 2010 | 91° | 67° | 79° | — | — |
| 2009 | 78° | 66° | 72° | 0.43" | — |
| 2008 | 81° | 53° | 67° | — | — |
| 2007 | 64° | 60° | 62° | 5.94" | — |
| 2006 | 80° | 57° | 69° | — | — |
| 2005 | 81° | 64° | 72° | 0.33" | — |
| 2004 | 72° | 53° | 62° | — | — |
| 2003 | 85° | 59° | 72° | — | — |
| 2002 | 75° | 53° | 64° | — | — |
| 2001 | 78° | 59° | 69° | — | — |
| 2000 | 71° | 50° | 61° | — | — |
| 1999 | 79° | 53° | 66° | — | — |
| 1998 | 83° | 56° | 69° | — | — |
| 1997 | 63° | 59° | 61° | 0.58" | — |
| 1996 | 84° | 69° | 77° | 0.33" | — |
| 1995 | 84° | 67° | 75° | — | — |
| 1994 | 77° | 63° | 70° | — | — |
| 1993 | 81° | 64° | 72° | — | — |
| 1992 | 76° | 43° | 59° | — | — |
| 1991 | 77° | 58° | 67° | — | — |
| 1990 | 65° | 59° | 62° | 0.05" | — |
| 1989 | 79° | 64° | 71° | 1.3" | — |
| 1988 | 81° | 55° | 68° | — | — |
| 1987 | 79° | 53° | 66° | — | — |
| 1986 | 81° | 55° | 68° | — | — |
| 1985 | 67° | 57° | 62° | — | — |
| 1984 | 80° | 51° | 66° | — | — |
| 1983 | 87° | 64° | 76° | — | — |
| 1982 | 84° | 62° | 73° | 1.12" | — |
| 1981 | 83° | 52° | 67° | — | — |
| 1980warmest | 89° | 68° | 79° | 3.4" | — |
| 1979 | 72° | 62° | 67° | 1.04" | — |
| 1978 | 75° | 48° | 62° | — | — |
| 1977coldest | 73° | 45° | 59° | — | — |
| 1976 | 92° | 60° | 76° | — | — |
| 1975 | 78° | 57° | 68° | 1.42" | — |
| 1974 | 85° | 60° | 72° | — | — |
| 1973 | 78° | 57° | 68° | — | — |
| 1972 | 84° | 61° | 72° | — | — |
| 1971 | 88° | 67° | 77° | — | — |
55 years of data from E GRAND RAPIDS