Record Cold July

Grand Rapids broke the all time record for the coldest July with a mean temperature of 67.1 degrees.  This is one tenth of a degree below the previous record coldest July of 67.2 degrees, which occurred in 1992.

Not only was July 2009 the coldest July on record at Grand Rapids, but the highest temperature for the month was 84 degrees, setting a new record for the coldest July monthly maximum temperature.  The old record was 85 degrees in 2000.

Below are the top ten coldest Grand Rapids July Mean Temperatures :

 

Rank  Value  Ending Date
1 67.1 7/31/2009
2 67.2 7/31/1992
3 68.1 7/31/1950
4 68.2 7/31/1996
5 68.5 7/31/1945, 7/31/1967
7 68.6 7/31/2000
8 68.9 7/31/1920, 7/31/1924
10 69.1 7/31/1947

 

Lansing ended the month in a tie for fifth place with a mean for July 2009 of 66.6 degrees,  First place for the coldest July on record in Lansing occurred in 1865 with a mean of 64.2 degrees. 

The maximum temperature for the month of July in Lansing was 84 degrees.  That is the all time record low highest temperature for July in Lansing. The previous record for Lansing's record coldest maximum July high temperature was 85 degress set in both 1863 and 1907. 

Below are the top ten coldest Lansing July Mean Temperatures :

Rank  Value  Ending Date
1 63.7 7/31/1865
2 64.6 7/31/1891
3 66.1 7/31/1992
4 66.5 7/31/1863
5 66.6 7/31/1884, 7/31/2009, 7/31/1996
8 66.7 7/31/2000
9 66.8 7/31/1869
10 67.1 7/31/1971


Muskegon's monthly mean temperature was 65.9 degrees.  That puts Muskegon in fourth place for the lowest mean temperature in July behind the 63.6 degree mean set in 1924, which is in first place.

Muskegon's high of 83 degrees for the month, set on the 9th, would not put Muskegon in first place for the coldest maximum July temperature since Muskegon's 82 degrees in 1938 would remain in first place.

 

Below are the top ten coldest Muskegon July Mean Temperatures :

Rank  Value  Ending Date
1 64.2 7/31/1924
2 64.9 7/31/1920
3 65.1 7/31/1996
4 65.9 7/31/2009
5 66.1 7/31/1992
6 66.5 7/31/1922, 7/31/1950, 7/31/1915
9 66.8 7/31/1930
10 66.9 7/31/1927

 

 

 



Return to Latest News

USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.