Records for Quincy Area, Illinois (UINthr) on 06-21
  Record Highs
  
    - 
      1:  100°F (1988)
    
- 
      2:  97°F (1911)
    
- 
      3:  96°F (1941)
    
 
  Record Lows
  
    - 
      1:  45°F (1992)
    
- 
      2:  45°F (1902)
    
- 
      3:  51°F (1963)
    
 
  Lowest Highs
  
    - 
      1:  77°F (1937)
    
- 
      2:  75°F (2013)
    
- 
      3:  74°F (2006)
    
 
  Highest Lows
  
    - 
      1:  67°F (1902)
    
- 
      2:  68°F (1992)
    
- 
      3:  69°F (1969)
    
 
  Highest June temperature:
  
  105°F on 06-19-1936.
  Lowest June temperature:
  
  39°F on 06-12-1903.
  Average temperature is 75.3°F
  Average high is 85.1°F
  Average low is 65.5°F
 
  Temperature data from 1901 to 2022.
  Record Precipitation
  
    - 
      1:  2.14" (1915)
    
- 
      2:  1.70" (1964)
    
- 
      3:  1.60" (1916)
    
 
  Precipitation data from 1901 to 2022.