023  
CDUS46 KSGX 050023  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
523 PM PDT TUE JUL 04 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JULY 4 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 91 2:00 PM 101 2008 92 -1 85  
MINIMUM 61 5:07 AM 57 2010 64 -3 59  
AVERAGE 76 78 -2 72  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00 2004 0.00 0.00 0.00  
2005  
2006  
MONTH TO DATE 0.00 0.00 0.00 0.00  
SINCE JUL 1 0.00 0.00 0.00 0.00  
SINCE OCT 1 23.68 11.46 12.22 9.02  
SINCE JAN 1 18.44 8.36 10.08 1.40  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 16 4 12 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 11 13 -2 7  
MONTH TO DATE 52 50 2 40  
SINCE JUN 1 143 300 -157 418  
SINCE JAN 1 248 514 -266 674    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 5.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 5:00 AM  
LOWEST 21 2:00 PM  
AVERAGE 54  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 93 102 2018  
MINIMUM TEMPERATURE (F) 64 58 2005  
 
SUNRISE AND SUNSET  
JULY 4 2023..........SUNRISE 5:44 AM PDT SUNSET 8:06 PM PDT  
JULY 5 2023..........SUNRISE 5:45 AM PDT SUNSET 8:05 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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