Records for Washington Area, District of Columbia (DCAthr) on 09-11
  Record Highs
  
    - 
      1:  98°F (1983)
    
- 
      2:  97°F (1900)
    
- 
      3:  97°F (1897)
    
 
  Record Lows
  
    - 
      1:  40°F (1917)
    
- 
      2:  43°F (1924)
    
- 
      3:  47°F (1913)
    
 
  Lowest Highs
  
    - 
      1:  76°F (2013)
    
- 
      2:  75°F (1900)
    
- 
      3:  74°F (1989)
    
 
  Highest Lows
  
    - 
      1:  60°F (1883)
    
- 
      2:  62°F (1875)
    
- 
      3:  63°F (1917)
    
 
  Highest September temperature:
  
  104°F on 09-07-1881.
  Lowest September temperature:
  
  36°F on 09-23-1904.
  Average temperature is 74.2°F
  Average high is 82.4°F
  Average low is 65.9°F
 
  Temperature data from 1872 to 2022.
  Record Precipitation
  
    - 
      1:  1.85" (1882)
    
- 
      2:  1.53" (1890)
    
- 
      3:  1.51" (1876)
    
 
  Precipitation data from 1871 to 2022.