Number of days when the temperature was greater than or equal to 100°F for locations across eastern Oklahoma and northwest Arkansas
 
 
Tulsa, OK
 Fort Smith, AR
   
 McAlester, OK
 Fayetteville, AR
   
 Bartlesville, OK
  
   
 Average days per year with temperatures greater than or equal to 100°F for Oklahoma - courtesy of the Oklahoma Climatological Survey
   
   

 

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