968  
CDUS46 KSGX 051033  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
233 AM PST THU DEC 05 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 4 2024  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 3:47 PM 81 2007 68 1 78  
MINIMUM 46 7:51 AM 34 2011 44 2 45  
AVERAGE 58 56 2 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.95 2019 0.05 -0.05 0.00  
MONTH TO DATE 0.00 0.20 -0.20 T  
SINCE JUL 1 0.15 1.59 -1.44 2.53  
SINCE OCT 1 0.15 1.41 -1.26 0.37  
SINCE JAN 1 16.44 9.95 6.49 20.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 9 -2 3  
MONTH TO DATE 19 34 -15 32  
SINCE DEC 1 19 34 -15 32  
SINCE JUL 1 170 196 -26 125  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 2027 1967 60 1693    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 2.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 12:00 AM  
LOWEST 39 3:00 PM  
AVERAGE 63  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 84 2023  
MINIMUM TEMPERATURE (F) 44 34 2011  
 
SUNRISE AND SUNSET  
DECEMBER 5 2024......SUNRISE 6:42 AM PST SUNSET 4:41 PM PST  
DECEMBER 6 2024......SUNRISE 6:42 AM PST SUNSET 4:41 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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