803  
CDUS46 KSGX 290029  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
529 PM PDT MON AUG 28 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 28 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 105 3:14 PM 110 2017 95 10 88  
MINIMUM 71 5:11 AM 59 2010 65 6 66  
AVERAGE 88 80 8 77  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2012 0.00 0.00 0.00  
MONTH TO DATE 1.92 0.03 1.89 T  
SINCE JUL 1 1.92 0.08 1.84 0.03  
SINCE OCT 1 25.60 11.54 14.06 9.05  
SINCE JAN 1 20.36 8.44 11.92 1.43  
 
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 23 15 8 12  
MONTH TO DATE 421 420 1 495  
SINCE JUN 1 1019 1112 -93 1307  
SINCE JAN 1 1124 1326 -202 1563    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 51 6:00 AM  
LOWEST 13 1:00 PM  
AVERAGE 32  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 108 2009  
2017  
MINIMUM TEMPERATURE (F) 65 59 2010  
 
SUNRISE AND SUNSET  
AUGUST 28 2023........SUNRISE 6:21 AM PDT SUNSET 7:22 PM PDT  
AUGUST 29 2023........SUNRISE 6:22 AM PDT SUNSET 7:20 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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