957  
CDUS46 KSGX 040923  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
123 AM PST TUE NOV 04 2025  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR NOVEMBER 3 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 80 2:29 PM 98 2010 79 1 72  
MINIMUM 54 8:01 AM 45 2002 53 1 53  
AVERAGE 67 66 1 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2003 0.02 -0.02 0.00  
2008  
2011  
MONTH TO DATE 0.00 0.05 -0.05 0.00  
SINCE JUL 1 1.20 0.64 0.56 0.06  
SINCE OCT 1 1.08 0.46 0.62 0.06  
SINCE JAN 1 7.27 9.00 -1.73 16.35  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 2  
MONTH TO DATE 0 6 -6 12  
SINCE SEP 1 14 33 -19 25  
SINCE JUL 1 14 33 -19 25  
 
COOLING  
YESTERDAY 2 3 -1 0  
MONTH TO DATE 11 9 2 0  
SINCE SEP 1 563 563 0 653  
SINCE JAN 1 1952 1936 16 2027    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 7:00 AM  
LOWEST 28 2:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 96 2010  
MINIMUM TEMPERATURE (F) 52 42 2022  
 
SUNRISE AND SUNSET  
NOVEMBER 4 2025......SUNRISE 6:13 AM PST SUNSET 4:55 PM PST  
NOVEMBER 5 2025......SUNRISE 6:14 AM PST SUNSET 4:54 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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