Records for Redding Area, California (RDDthr) on 05-21
  Record Highs
  
    - 
      1:  102°F (1967)
    
- 
      2:  102°F (1947)
    
- 
      3:  100°F (2000)
    
 
  Record Lows
  
    - 
      1:  42°F (1960)
    
- 
      2:  42°F (1901)
    
- 
      3:  43°F (1986)
    
 
  Lowest Highs
  
    - 
      1:  72°F (1947)
    
- 
      2:  70°F (1940)
    
- 
      3:  69°F (2001)
    
 
  Highest Lows
  
    - 
      1:  56°F (1939)
    
- 
      2:  60°F (1972)
    
- 
      3:  61°F (2019)
    
 
  Highest May temperature:
  
  109°F on 05-31-2021.
  Lowest May temperature:
  
  31°F on 05-01-1948.
  Average temperature is 69.7°F
  Average high is 83.7°F
  Average low is 55.7°F
 
  Temperature data from 1893 to 2022.
  Record Precipitation
  
    - 
      1:  2.37" (1939)
    
- 
      2:  0.80" (1898)
    
- 
      3:  0.71" (1996)
    
 
  Precipitation data from 1893 to 2022.