Records for Guam Area, Guam (GUMthr) on 07-31
  Record Highs
  
    - 
      1:  91°F (2020)
    
- 
      2:  91°F (2013)
    
- 
      3:  91°F (1994)
    
 
  Record Lows
  
    - 
      1:  73°F (1969)
    
- 
      2:  73°F (1967)
    
- 
      3:  73°F (1956)
    
 
  Lowest Highs
  
    - 
      1:  80°F (2020)
    
- 
      2:  80°F (2016)
    
- 
      3:  80°F (1988)
    
 
  Highest Lows
  
    - 
      1:  80°F (2014)
    
- 
      2:  80°F (1975)
    
- 
      3:  81°F (1981)
    
 
  Highest July temperature:
  
  95°F on 07-18-1969.
  Lowest July temperature:
  
  70°F on 07-24-1949.
  Average temperature is 81.7°F
  Average high is 87.2°F
  Average low is 76.2°F
 
  Temperature data from 1945 to 2022.
  Record Precipitation
  
    - 
      1:  2.90" (1962)
    
- 
      2:  1.91" (2014)
    
- 
      3:  1.83" (1984)
    
 
  Precipitation data from 1945 to 2022.