486  
CDUS46 KSGX 151033  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
233 AM PST SAT FEB 15 2025  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 14 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 61 1:20 PM 89 2016 68 -7 64  
MINIMUM 49 11:49 PM 37 2004 46 3 47  
AVERAGE 55 57 -2 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.32 2.14 2019 0.13 0.19 0.00  
MONTH TO DATE 3.08 1.40 1.68 8.00  
SINCE JUL 1 3.92 7.25 -3.33 12.29  
SINCE OCT 1 3.92 7.07 -3.15 10.13  
SINCE JAN 1 3.77 3.97 -0.20 8.78  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 8 2 9  
MONTH TO DATE 109 122 -13 188  
SINCE DEC 1 573 706 -133 685  
SINCE JUL 1 724 868 -144 778  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 6 7 -1 2  
SINCE JAN 1 1 5 -4 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 6:00 AM  
LOWEST 60 4:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 90 2016  
MINIMUM TEMPERATURE (F) 46 33 2023  
 
SUNRISE AND SUNSET  
FEBRUARY 15 2025......SUNRISE 6:35 AM PST SUNSET 5:35 PM PST  
FEBRUARY 16 2025......SUNRISE 6:34 AM PST SUNSET 5:36 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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