Records for Grand Rapids Area, Michigan (GRRthr) on 08-18
  Record Highs
  
    - 
      1:  97°F (1947)
    
- 
      2:  96°F (1955)
    
- 
      3:  94°F (1899)
    
 
  Record Lows
  
    - 
      1:  41°F (1943)
    
- 
      2:  43°F (1963)
    
- 
      3:  46°F (1977)
    
 
  Lowest Highs
  
    - 
      1:  75°F (1947)
    
- 
      2:  72°F (1916)
    
- 
      3:  71°F (1995)
    
 
  Highest Lows
  
    - 
      1:  62°F (1950)
    
- 
      2:  63°F (1897)
    
- 
      3:  68°F (1927)
    
 
  Highest August temperature:
  
  102°F on 08-06-1918.
  Lowest August temperature:
  
  39°F on 08-30-1976.
  Average temperature is 69.3°F
  Average high is 80.6°F
  Average low is 58°F
 
  Temperature data from 1892 to 2022.
  Record Precipitation
  
    - 
      1:  1.73" (1990)
    
- 
      2:  0.64" (1991)
    
- 
      3:  0.56" (1948)
    
 
  Precipitation data from 1892 to 2022.