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Grand Rapids, MI Weather on April 21
April 21st in Grand Rapids, MI typically brings mild spring weather, with average highs around 60°F and lows near 39°F. Over 55 years of records, the warmest April 21st was in 1985 (72°F average), while the coldest was 2021 (33°F) — a 39°F range across recorded history. Rain or other precipitation has occurred on about 51% of April 21st dates historically, with the wettest April 21st recording 1.24" of rain. The last decade has been 4.0°F cooler on this date compared to 20-30 years ago.
What to Expect on April 21
Planning for April 21st in Grand Rapids, MI? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
April 21 Weather Records for Grand Rapids
- •The all-time record high for April 21st in Grand Rapids, MI is 84°F, set in 1985.
- •The coldest April 21st on record dropped to 24°F in 2013.
- •A freeze (32°F or below) has occurred on April 21st in 15 of the last 55 years.
Frequently Asked Questions
What was the warmest April 21 ever in Grand Rapids?
The warmest April 21 in Grand Rapids, MI reached 84°F in 1985. That is 24°F above the long-term average high of 60°F.
What was the coldest April 21 ever in Grand Rapids?
The coldest April 21 in Grand Rapids, MI dropped to 24°F in 2013. That is 15°F below the long-term average low of 39°F.
What is the average temperature on April 21 in Grand Rapids?
On April 21, Grand Rapids averages a high of 60°F and a low of 39°F based on 55 years of NOAA weather observations from E GRAND RAPIDS.
How many years of weather data are available for April 21 in Grand Rapids?
We have 55 years of weather records for April 21 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.
April 21 Weather History in Grand Rapids
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 58°F | 37°F | 0.48" | -- |
| 2024 | 45°F | 32°F | 0" | -- |
| 2023 | 73°F | 40°F | 0.81" | -- |
| 2022 | 53°F | 26°F | 1.24" | -- |
| 2021 | 40°F | 27°F | 0" | -- |
| 2020 | 56°F | 29°F | 0.36" | -- |
| 2019 | 66°F | 36°F | 0" | -- |
| 2018 | 59°F | 25°F | 0" | -- |
| 2017 | 65°F | 43°F | 0.33" | -- |
| 2016 | 68°F | 48°F | 0.18" | -- |
| 2015 | 46°F | 39°F | 0.03" | -- |
| 2014 | 78°F | 55°F | 0.48" | -- |
| 2013 | 52°F | 24°F | 0" | -- |
| 2012 | 54°F | 33°F | 0" | -- |
| 2011 | 55°F | 33°F | 0" | -- |
| 2010 | 68°F | 34°F | 0" | -- |
| 2009 | 42°F | 37°F | 0.33" | -- |
| 2008 | 75°F | 50°F | 0" | -- |
| 2007 | 75°F | 42°F | 0" | -- |
| 2006 | 70°F | 44°F | 0" | -- |
| 2005 | 60°F | 37°F | 0" | -- |
| 2004 | 68°F | 46°F | 0.15" | -- |
| 2003 | 52°F | 36°F | 0.2" | -- |
| 2002 | 44°F | 32°F | 0.33" | -- |
| 2001 | 75°F | 55°F | 0.89" | -- |
| 2000 | 45°F | 39°F | 0.81" | -- |
| 1999 | 60°F | 46°F | 0.08" | -- |
| 1998 | 64°F | 44°F | 0" | -- |
| 1997 | 55°F | 39°F | 0.03" | -- |
| 1996 | 63°F | 42°F | 0" | -- |
| 1995 | 52°F | 40°F | 0.74" | -- |
| 1994 | 58°F | 27°F | 0" | -- |
| 1993 | 53°F | 29°F | 0" | -- |
| 1992 | 67°F | 45°F | 0.66" | -- |
| 1991 | 52°F | 41°F | 0" | -- |
| 1990 | 70°F | 41°F | 0" | -- |
| 1989 | 60°F | 41°F | 0.1" | -- |
| 1988 | 47°F | 26°F | 0" | -- |
| 1987 | 74°F | 44°F | 0.15" | -- |
| 1986 | 44°F | 28°F | 0.05" | -- |
| 1985 | 84°F | 60°F | 0" | -- |
| 1984 | 54°F | 39°F | 0" | -- |
| 1983 | 58°F | 25°F | 0" | -- |
| 1982 | 48°F | 26°F | 0" | -- |
| 1981 | 50°F | 27°F | 0" | -- |
| 1980 | 76°F | 42°F | 0" | -- |
| 1979 | 64°F | 50°F | 0.56" | -- |
| 1978 | 58°F | 34°F | 0" | -- |
| 1977 | 74°F | 60°F | 0.36" | -- |
| 1976 | 73°F | 47°F | 0.56" | -- |
| 1975 | 49°F | 25°F | 0.03" | -- |
| 1974 | 73°F | 54°F | 0.08" | -- |
| 1973 | 74°F | 64°F | 0.46" | -- |
| 1972 | 53°F | 33°F | 0.43" | -- |
| 1971 | 57°F | 40°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.