221  
CDUS46 KSGX 100938  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
238 AM PDT SAT AUG 10 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 9 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 97 2:46 PM 104 2012 95 2 90  
MINIMUM 65 5:34 AM 56 2010 65 0 67  
AVERAGE 81 80 1 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2023 0.00 0.00 T  
MONTH TO DATE T 0.01 -0.01 T  
SINCE JUL 1 T 0.06 -0.06 T  
SINCE OCT 1 17.64 11.52 6.12 23.48  
SINCE JAN 1 16.29 8.42 7.87 18.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 2 4 -2 16  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 15 1 14  
MONTH TO DATE 178 135 43 141  
SINCE JUN 1 983 827 156 739  
SINCE JAN 1 1044 1041 3 844    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 5:00 AM  
LOWEST 23 10:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 104 2012  
MINIMUM TEMPERATURE (F) 65 58 2010  
2013  
 
SUNRISE AND SUNSET  
AUGUST 10 2024........SUNRISE 6:09 AM PDT SUNSET 7:42 PM PDT  
AUGUST 11 2024........SUNRISE 6:10 AM PDT SUNSET 7:41 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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