353  
CDUS46 KSGX 190935  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
235 AM PDT MON AUG 19 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 18 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 94 2:38 PM 108 2020 95 -1 96  
MINIMUM 63 5:19 AM 59 2009 65 -2 65  
AVERAGE 79 80 -1 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2021 0.00 0.00 0.00  
MONTH TO DATE T 0.02 -0.02 T  
SINCE JUL 1 T 0.07 -0.07 T  
SINCE OCT 1 17.64 11.53 6.11 23.48  
SINCE JAN 1 16.29 8.43 7.86 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 14 15 -1 16  
MONTH TO DATE 334 270 64 283  
SINCE JUN 1 1139 962 177 881  
SINCE JAN 1 1200 1176 24 986    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 25 1:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 107 2020  
MINIMUM TEMPERATURE (F) 65 59 2009  
 
SUNRISE AND SUNSET  
AUGUST 19 2024........SUNRISE 6:15 AM PDT SUNSET 7:32 PM PDT  
AUGUST 20 2024........SUNRISE 6:16 AM PDT SUNSET 7:31 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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