049  
CDUS46 KSGX 080024  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
424 PM PST TUE JAN 07 2025  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JANUARY 7 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 67 3:30 PM 81 2015 68 -1 58  
MINIMUM 46 2:58 AM 38 2000 44 2 38  
2024  
AVERAGE 57 56 1 48  
 
PRECIPITATION (IN)  
TODAY 0.00 0.80 2005 0.09 -0.09 0.08  
MONTH TO DATE 0.00 0.63 -0.63 0.44  
SINCE JUL 1 0.15 3.91 -3.76 3.95  
SINCE OCT 1 0.15 3.73 -3.58 1.79  
SINCE JAN 1 0.00 0.63 -0.63 0.44  
 
DEGREE DAYS  
HEATING  
TODAY 8 9 -1 17  
MONTH TO DATE 41 67 -26 93  
SINCE DEC 1 237 371 -134 284  
SINCE JUL 1 388 533 -145 377  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE DEC 1 6 2 4 2  
SINCE JAN 1 1 0 1 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 16 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 39 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 58 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 17.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
SANDSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 3:00 AM  
LOWEST 19 3:00 PM  
AVERAGE 41  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 87 1962  
2007  
MINIMUM TEMPERATURE (F) 44 33 2000  
 
SUNRISE AND SUNSET  
JANUARY 7 2025.......SUNRISE 6:57 AM PST SUNSET 4:57 PM PST  
JANUARY 8 2025.......SUNRISE 6:57 AM PST SUNSET 4:58 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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