Grand Rapids Temperatures: Averages by Month
The numbers here tell you how hot and cold the weather usually is in Grand Rapids, Michigan during each month of the year.
The average high and low temperatures are listed below monthly and annually for the city, in both degrees Fahrenheit and Celsius.
Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.
To find out how often it rises over 70, 80 or 90 °F each month in Grand Rapids, scroll down farther. There are also monthly and yearly counts of days with cold weather.
The first set of high and low temperatures are averages for 2010 to 2019. Everything else here is based on 1991 to 2020 weather.
| High °F | Low °F | High °C | Low °C | |
|---|---|---|---|---|
| 31 | 18 | January | -1 | -8 |
| 33 | 19 | February | 1 | -7 |
| 45 | 27 | March | 7 | -3 |
| 58 | 37 | April | 14 | 3 |
| 71 | 50 | May | 22 | 10 |
| 79 | 59 | June | 26 | 15 |
| 84 | 64 | July | 29 | 18 |
| 82 | 61 | August | 28 | 16 |
| 75 | 54 | September | 24 | 12 |
| 62 | 43 | October | 16 | 6 |
| 47 | 32 | November | 8 | 0 |
| 37 | 26 | December | 3 | -4 |
| 59 | 41 | Year | 15 | 5 |
| High °F | Low °F | High °C | Low °C | |
|---|---|---|---|---|
| 31 | 19 | January | -1 | -7 |
| 34 | 20 | February | 1 | -7 |
| 45 | 27 | March | 7 | -3 |
| 58 | 37 | April | 14 | 3 |
| 70 | 49 | May | 21 | 9 |
| 79 | 58 | June | 26 | 15 |
| 83 | 63 | July | 28 | 17 |
| 81 | 61 | August | 27 | 16 |
| 74 | 53 | September | 23 | 12 |
| 61 | 42 | October | 16 | 6 |
| 47 | 33 | November | 8 | 0 |
| 36 | 25 | December | 2 | -4 |
| 58 | 41 | Year | 15 | 5 |
Days of Hot Weather in Grand Rapids
From June to August, Grand Rapids averages ten days of 90-degree Fahrenheit weather. In some years, the temperature also pops into the 90s for a day in May or September. Highs above 100 °F (38 °C) have happened on average just once a decade.
| 70 °F 21 °C |
80 °F 27 °C |
90 °F 32 °C | |
|---|---|---|---|
| January | 0 | 0 | 0 |
| February | 0 | 0 | 0 |
| March | 1 | 0 | 0 |
| April | 5 | 1 | 0 |
| May | 15 | 6 | 0 |
| June | 27 | 15 | 3 |
| July | 30 | 22 | 4 |
| August | 30 | 18 | 2 |
| September | 20 | 8 | 1 |
| October | 6 | 1 | 0 |
| November | 1 | 0 | 0 |
| December | 0 | 0 | 0 |
| Year | 135 | 72 | 10 |
How Often Grand Rapids Has Cold Temperatures
Freezing temperatures at Grand Rapids can occur from October until May. The city averages 133 frosty nights a year, including most of December to March. On four of those winter nights, the thermometer drops to 0 °F (-18 °C) or below.
Typically on 51 days a year the temperature never rises above freezing. Days that chilly can occur from November to April, including more than half of January.
| 10 °F -12 °C |
20 °F -8 °C |
32 °F 0 °C | |
|---|---|---|---|
| January | 8 | 17 | 28 |
| February | 6 | 15 | 25 |
| March | 2 | 8 | 23 |
| April | 0 | 1 | 10 |
| May | 0 | 0 | 1 |
| June | 0 | 0 | 0 |
| July | 0 | 0 | 0 |
| August | 0 | 0 | 0 |
| September | 0 | 0 | 0 |
| October | 0 | 0 | 4 |
| November | 0 | 2 | 16 |
| December | 3 | 10 | 26 |
| Year | 19 | 52 | 133 |
References
Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. 2016. Global Summary of the Month and Year, Version 1.0. NOAA National Centers for Environmental Information.
NOAA National Centers for Environmental Information (NCEI). Climate Normals.