492  
CDUS46 KSGX 161053  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
253 AM PST SUN FEB 16 2025  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 15 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 68 3:49 PM 90 2016 68 0 65  
MINIMUM 42 5:43 AM 33 2023 46 -4 45  
AVERAGE 55 57 -2 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.52 2012 0.12 -0.12 0.00  
MONTH TO DATE 3.08 1.52 1.56 8.00  
SINCE JUL 1 3.92 7.37 -3.45 12.29  
SINCE OCT 1 3.92 7.19 -3.27 10.13  
SINCE JAN 1 3.77 4.09 -0.32 8.78  
 
DEGREE DAYS  
HEATING  
YESTERDAY 10 8 2 10  
MONTH TO DATE 119 130 -11 198  
SINCE DEC 1 583 714 -131 695  
SINCE JUL 1 734 876 -142 788  
 
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 3 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 4:00 AM  
LOWEST 29 3:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 90 2016  
MINIMUM TEMPERATURE (F) 46 35 2023  
 
SUNRISE AND SUNSET  
FEBRUARY 16 2025......SUNRISE 6:34 AM PST SUNSET 5:36 PM PST  
FEBRUARY 17 2025......SUNRISE 6:33 AM PST SUNSET 5:37 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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