420  
CDUS46 KSGX 101021  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
221 AM PST FRI NOV 10 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR NOVEMBER 9 2023
 
 
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)  
YESTERDAY  
MAXIMUM 77 2:24 PM 93 2016 77 0 60  
MINIMUM 47 11:59 PM 40 2011 51 -4 48  
2020  
AVERAGE 62 64 -2 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.49 2002 0.02 -0.02 0.07  
MONTH TO DATE T 0.16 -0.16 2.09  
SINCE JUL 1 2.16 0.75 1.41 2.69  
SINCE OCT 1 T 0.57 -0.57 2.39  
SINCE JAN 1 20.60 9.11 11.49 4.09  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 3 0 11  
MONTH TO DATE 9 21 -12 61  
SINCE SEP 1 14 48 -34 68  
SINCE JUL 1 14 48 -34 68  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 22 22 0 0  
SINCE SEP 1 504 576 -72 679  
SINCE JAN 1 1692 1949 -257 2301    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 10.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 31 10:00 PM  
LOWEST 14 1:00 PM  
AVERAGE 23  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 89 2010  
2016  
MINIMUM TEMPERATURE (F) 51 41 1998  
2018  
2022  
 
SUNRISE AND SUNSET  
NOVEMBER 10 2023......SUNRISE 6:18 AM PST SUNSET 4:50 PM PST  
NOVEMBER 11 2023......SUNRISE 6:19 AM PST SUNSET 4:49 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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