Records for Ukiah Area, California (UKIthr) on 08-21
  Record Highs
  
    - 
      1:  106°F (1942)
    
- 
      2:  106°F (1911)
    
- 
      3:  104°F (2009)
    
 
  Record Lows
  
    - 
      1:  40°F (1910)
    
- 
      2:  40°F (1903)
    
- 
      3:  42°F (1901)
    
 
  Lowest Highs
  
    - 
      1:  63°F (2020)
    
- 
      2:  62°F (2008)
    
- 
      3:  61°F (2022)
    
 
  Highest Lows
  
    - 
      1:  68°F (1968)
    
- 
      2:  76°F (1947)
    
- 
      3:  77°F (2010)
    
 
  Highest August temperature:
  
  114°F on 08-07-1908.
  Lowest August temperature:
  
  38°F on 08-12-1918.
  Average temperature is 71.8°F
  Average high is 89.9°F
  Average low is 53.7°F
 
  Temperature data from 1893 to 2022.
  Record Precipitation
  
    - 
      1:  0.48" (1968)
    
- 
      2:  0.00" (2022)
    
- 
      3:  0.00" (2021)
    
 
  Precipitation data from 1893 to 2022.