337  
CDUS46 KSGX 201025  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
225 AM PST MON NOV 20 2023  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR NOVEMBER 19 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 71 2:23 PM 92 2006 74 -3 73  
MINIMUM 52 11:58 PM 32 2015 48 4 46  
AVERAGE 62 61 1 60  
 
PRECIPITATION (IN)  
YESTERDAY T 0.01 2012 0.03 -0.03 0.00  
MONTH TO DATE 0.32 0.39 -0.07 2.09  
SINCE JUL 1 2.48 0.98 1.50 2.69  
SINCE OCT 1 0.32 0.80 -0.48 2.39  
SINCE JAN 1 20.92 9.34 11.58 4.09  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 5 -2 5  
MONTH TO DATE 29 62 -33 141  
SINCE SEP 1 34 89 -55 148  
SINCE JUL 1 34 89 -55 148  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 22 35 -13 0  
SINCE SEP 1 504 589 -85 679  
SINCE JAN 1 1692 1962 -270 2301    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 25 2:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 89 2002  
MINIMUM TEMPERATURE (F) 48 39 2022  
 
SUNRISE AND SUNSET  
NOVEMBER 20 2023......SUNRISE 6:28 AM PST SUNSET 4:44 PM PST  
NOVEMBER 21 2023......SUNRISE 6:29 AM PST SUNSET 4:44 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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