Wing-Chi Poon / CC BY-SA 2.5
Grand Rapids, MI Weather on August 12
August 12th in Grand Rapids, MI typically brings warm summer weather, with average highs around 80°F and lows near 59°F. Over 55 years of records, the warmest August 12th was in 1988 (83°F average), while the coldest was 2004 (57°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 29% of August 12th dates historically, with the wettest August 12th recording 1.29" of rain. The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
What to Expect on August 12
Planning for August 12th in Grand Rapids, MI? Stay hydrated and seek shade during peak afternoon hours.
August 12 Weather Records for Grand Rapids
- •The all-time record high for August 12th in Grand Rapids, MI is 95°F, set in 1988.
- •The coldest August 12th on record dropped to 47°F in 1986.
- •Temperatures have reached 90°F or higher on August 12th in 3 of the last 55 years.
Frequently Asked Questions
What was the warmest August 12 ever in Grand Rapids?
The warmest August 12 in Grand Rapids, MI reached 95°F in 1988. That is 15°F above the long-term average high of 80°F.
What was the coldest August 12 ever in Grand Rapids?
The coldest August 12 in Grand Rapids, MI dropped to 47°F in 1986. That is 12°F below the long-term average low of 59°F.
What is the average temperature on August 12 in Grand Rapids?
On August 12, Grand Rapids averages a high of 80°F and a low of 59°F based on 55 years of NOAA weather observations from E GRAND RAPIDS.
How many years of weather data are available for August 12 in Grand Rapids?
We have 55 years of weather records for August 12 in Grand Rapids, MI, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
August 12 Weather History in Grand Rapids
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 86°F | 69°F | 0.29" | -- |
| 2024 | 76°F | 55°F | 0" | -- |
| 2023 | 83°F | 57°F | 0.02" | -- |
| 2022 | 79°F | 51°F | 0" | -- |
| 2021 | 84°F | 68°F | 1.29" | -- |
| 2020 | 83°F | 54°F | 0" | -- |
| 2019 | 85°F | 59°F | 0.02" | -- |
| 2018 | 88°F | 59°F | 0" | -- |
| 2017 | 79°F | 60°F | 0" | -- |
| 2016 | 92°F | 70°F | 0.06" | -- |
| 2015 | 81°F | 55°F | 0" | -- |
| 2014 | 68°F | 57°F | 0.87" | -- |
| 2013 | 75°F | 64°F | 0.69" | -- |
| 2012 | 79°F | 54°F | 0" | -- |
| 2011 | 80°F | 58°F | 0" | -- |
| 2010 | 89°F | 71°F | 0" | -- |
| 2009 | 81°F | 61°F | 0" | -- |
| 2008 | 80°F | 54°F | 0" | -- |
| 2007 | 90°F | 68°F | 0.47" | -- |
| 2006 | 79°F | 50°F | 0" | -- |
| 2005 | 82°F | 69°F | 0.35" | -- |
| 2004 | 63°F | 52°F | 0.06" | -- |
| 2003 | 75°F | 65°F | 0" | -- |
| 2002 | 88°F | 68°F | 0" | -- |
| 2001 | 82°F | 62°F | 0" | -- |
| 2000 | 79°F | 54°F | 0" | -- |
| 1999 | 74°F | 59°F | 0.01" | -- |
| 1998 | 78°F | 56°F | 0" | -- |
| 1997 | 69°F | 57°F | 0.51" | -- |
| 1996 | 85°F | 60°F | 0" | -- |
| 1995 | 88°F | 75°F | 0" | -- |
| 1994 | 70°F | 61°F | 0.02" | -- |
| 1993 | 86°F | 64°F | 0" | -- |
| 1992 | 66°F | 51°F | 0.02" | -- |
| 1991 | 84°F | 55°F | 0" | -- |
| 1990 | 72°F | 61°F | 0.17" | -- |
| 1989 | 85°F | 57°F | 0" | -- |
| 1988 | 95°F | 72°F | 0" | -- |
| 1987 | 82°F | 58°F | 0" | -- |
| 1986 | 74°F | 47°F | 0" | -- |
| 1985 | 80°F | 53°F | 0" | -- |
| 1984 | 80°F | 57°F | 0" | -- |
| 1983 | 77°F | 50°F | 0" | -- |
| 1982 | 77°F | 48°F | 0" | -- |
| 1981 | 82°F | 59°F | 0" | -- |
| 1980 | 79°F | 59°F | 0" | -- |
| 1979 | 75°F | 47°F | 0" | -- |
| 1978 | 83°F | 59°F | 0" | -- |
| 1977 | 76°F | 47°F | 0" | -- |
| 1976 | 85°F | 70°F | 0.02" | -- |
| 1975 | 87°F | 60°F | 0" | -- |
| 1974 | 80°F | 57°F | 0" | -- |
| 1973 | 81°F | 58°F | 0" | -- |
| 1972 | 80°F | 61°F | 0" | -- |
| 1971 | 78°F | 52°F | 0" | -- |
Based on 55 years of data from NOAA station: E GRAND RAPIDS
Monthly Climate Averages
Historical temperature and precipitation averages for Grand Rapids, MI, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.