126  
CDUS46 KSGX 100030  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
430 PM PST MON DEC 09 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 9 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 70 3:03 PM 84 2017 67 3 72  
MINIMUM 44 1:29 AM 35 2013 44 0 43  
AVERAGE 57 55 2 58  
 
PRECIPITATION (IN)  
TODAY 0.00 0.29 2006 0.06 -0.06 0.00  
MONTH TO DATE 0.00 0.48 -0.48 T  
SINCE JUL 1 0.15 1.87 -1.72 2.53  
SINCE OCT 1 0.15 1.69 -1.54 0.37  
SINCE JAN 1 16.44 10.23 6.21 20.77  
 
DEGREE DAYS  
HEATING  
TODAY 8 10 -2 7  
MONTH TO DATE 40 81 -41 57  
SINCE DEC 1 40 81 -41 57  
SINCE JUL 1 191 243 -52 150  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 2  
SINCE DEC 1 0 0 0 2  
SINCE JAN 1 2027 1967 60 1695    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 2.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1:00 AM  
LOWEST 25 2:00 PM  
AVERAGE 63  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 85 2017  
MINIMUM TEMPERATURE (F) 44 31 2013  
 
SUNRISE AND SUNSET  
DECEMBER 9 2024......SUNRISE 6:45 AM PST SUNSET 4:41 PM PST  
DECEMBER 10 2024......SUNRISE 6:46 AM PST SUNSET 4:42 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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