Records for Challis Area, Idaho (LLJthr) on 10-15
  Record Highs
  
    - 
      1:  83°F (1927)
    
- 
      2:  80°F (1926)
    
- 
      3:  79°F (1991)
    
 
  Record Lows
  
    - 
      1:  17°F (1969)
    
- 
      2:  20°F (1930)
    
- 
      3:  21°F (2017)
    
 
  Lowest Highs
  
    - 
      1:  49°F (1964)
    
- 
      2:  45°F (1988)
    
- 
      3:  45°F (1918)
    
 
  Highest Lows
  
    - 
      1:  40°F (1984)
    
- 
      2:  42°F (1980)
    
- 
      3:  45°F (1920)
    
 
  Highest October temperature:
  
  89°F on 10-14-1927.
  Lowest October temperature:
  
  -4°F on 10-31-2002.
  Average temperature is 45.5°F
  Average high is 59.1°F
  Average low is 31.9°F
 
  Temperature data from 1895 to 2022.
  Record Precipitation
  
    - 
      1:  0.50" (1938)
    
- 
      2:  0.33" (1937)
    
- 
      3:  0.17" (1957)
    
 
  Precipitation data from 1895 to 2022.