040  
CDUS46 KSGX 110923  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
123 AM PST TUE FEB 11 2025  
   
...............................  
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 10 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 62 3:30 PM 88 2016 68 -6 61  
MINIMUM 44 6:30 AM 33 1979 46 -2 38  
2009  
AVERAGE 53 57 -4 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.21 2001 0.11 -0.11 0.00  
MONTH TO DATE 0.76 0.94 -0.18 8.00  
SINCE JUL 1 1.60 6.79 -5.19 12.29  
SINCE OCT 1 1.60 6.61 -5.01 10.13  
SINCE JAN 1 1.45 3.51 -2.06 8.78  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 9 3 15  
MONTH TO DATE 62 90 -28 140  
SINCE DEC 1 526 674 -148 637  
SINCE JUL 1 677 836 -159 730  
 
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 SW (240)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 7:00 AM  
LOWEST 42 3:00 PM  
AVERAGE 61  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 86 2016  
MINIMUM TEMPERATURE (F) 46 33 2019  
 
SUNRISE AND SUNSET  
FEBRUARY 11 2025......SUNRISE 6:39 AM PST SUNSET 5:31 PM PST  
FEBRUARY 12 2025......SUNRISE 6:38 AM PST SUNSET 5:32 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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