Records for Cedar Rapids Area, Iowa (CIDthr) on 09-30
  Record Highs
  
    - 
      1:  91°F (1994)
    
 
    - 
      2:  90°F (1897)
    
 
    - 
      3:  89°F (1971)
    
 
  
 
  Record Lows
  
    - 
      1:  22°F (1899)
    
 
    - 
      2:  25°F (1924)
    
 
    - 
      3:  28°F (2003)
    
 
  
 
  Lowest Highs
  
    - 
      1:  68°F (2002)
    
 
    - 
      2:  67°F (1971)
    
 
    - 
      3:  66°F (2019)
    
 
  
 
  Highest Lows
  
    - 
      1:  46°F (1945)
    
 
    - 
      2:  50°F (1985)
    
 
    - 
      3:  50°F (1975)
    
 
  
 
  Highest September temperature:
  
  105°F on 09-04-1925.
  Lowest September temperature:
  
  22°F on 09-30-1899.
  Average temperature is 59.8°F
  Average high is 72°F
  Average low is 47.6°F
 
  Temperature data from 1893 to 2022.
  Record Precipitation
  
    - 
      1:  2.25" (1893)
    
 
    - 
      2:  1.52" (1941)
    
 
    - 
      3:  1.40" (1925)
    
 
  
 
  Precipitation data from 1893 to 2022.