575  
CDUS46 KSGX 310024  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
524 PM PDT WED AUG 30 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 30 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 101 1:24 PM 109 1998 95 6 101  
MINIMUM 75 5:41 AM 57 2010 65 10 69  
AVERAGE 88 80 8 85  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2007 0.00 0.00 0.00  
2008  
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 20  
MONTH TO DATE 468 450 18 529  
SINCE JUN 1 1066 1142 -76 1341  
SINCE JAN 1 1171 1356 -185 1597    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 54 5:00 AM  
LOWEST 15 1:00 PM  
AVERAGE 35  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 112 2017  
MINIMUM TEMPERATURE (F) 65 56 1999  
 
SUNRISE AND SUNSET  
AUGUST 30 2023........SUNRISE 6:23 AM PDT SUNSET 7:19 PM PDT  
AUGUST 31 2023........SUNRISE 6:23 AM PDT SUNSET 7:18 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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