494  
CDUS46 KSGX 231034  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
234 AM PST THU NOV 23 2023  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR NOVEMBER 22 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 81 1:57 PM 95 2017 72 9 73  
MINIMUM 47 5:14 AM 40 2011 47 0 44  
AVERAGE 64 60 4 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.20 2018 0.04 -0.04 0.00  
MONTH TO DATE 0.32 0.50 -0.18 2.09  
SINCE JUL 1 2.48 1.09 1.39 2.69  
SINCE OCT 1 0.32 0.91 -0.59 2.39  
SINCE JAN 1 20.92 9.45 11.47 4.09  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 6 -5 6  
MONTH TO DATE 32 79 -47 162  
SINCE SEP 1 37 106 -69 169  
SINCE JUL 1 37 106 -69 169  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 23 38 -15 0  
SINCE SEP 1 505 592 -87 679  
SINCE JAN 1 1693 1965 -272 2301    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 1.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 50 6:00 AM  
LOWEST 13 3:00 PM  
AVERAGE 32  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 92 2017  
MINIMUM TEMPERATURE (F) 47 37 2003  
 
SUNRISE AND SUNSET  
NOVEMBER 23 2023......SUNRISE 6:30 AM PST SUNSET 4:43 PM PST  
NOVEMBER 24 2023......SUNRISE 6:31 AM PST SUNSET 4:43 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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