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.

10-year temperature averages for Grand Rapids, 2010 to 2019
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
30-year temperature averages for Grand Rapids, 1991 to 2020
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.

Number of days in Grand Rapids of at least 70, 80 or 90 °F
  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.

Days per month on average in Grand Rapids when the minimum temperature drops to 32, 20 or 10 °F or below
  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.

Michigan Temperatures
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