386  
CDUS46 KSGX 170926  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
126 AM PST FRI NOV 17 2023  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR NOVEMBER 16 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 70 4:14 PM 93 2020 75 -5 74  
MINIMUM 53 4:59 AM 34 2000 49 4 47  
AVERAGE 62 62 0 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.01 2012 0.03 -0.03 0.00  
MONTH TO DATE 0.32 0.31 0.01 2.09  
SINCE JUL 1 2.48 0.90 1.58 2.69  
SINCE OCT 1 0.32 0.72 -0.40 2.39  
SINCE JAN 1 20.92 9.26 11.66 4.09  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 4 -1 4  
MONTH TO DATE 26 47 -21 122  
SINCE SEP 1 31 74 -43 129  
SINCE JUL 1 31 74 -43 129  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 22 32 -10 0  
SINCE SEP 1 504 586 -82 679  
SINCE JAN 1 1692 1959 -267 2301    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 1.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1:00 AM  
LOWEST 65 4:00 PM  
AVERAGE 83  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 92 2019  
MINIMUM TEMPERATURE (F) 49 39 2015  
 
SUNRISE AND SUNSET  
NOVEMBER 17 2023......SUNRISE 6:25 AM PST SUNSET 4:46 PM PST  
NOVEMBER 18 2023......SUNRISE 6:26 AM PST SUNSET 4:45 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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