713  
CDUS46 KSGX 221027  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
227 AM PST SAT FEB 22 2025  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 21 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 79 1:00 PM 87 2002 68 11 62  
MINIMUM 55 2:43 AM 38 2011 47 8 49  
2018  
AVERAGE 67 58 9 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.78 2005 0.12 -0.12 0.76  
MONTH TO DATE 3.08 2.26 0.82 11.18  
SINCE JUL 1 3.92 8.11 -4.19 15.47  
SINCE OCT 1 3.92 7.93 -4.01 13.31  
SINCE JAN 1 3.77 4.83 -1.06 11.96  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 8 -8 9  
MONTH TO DATE 141 178 -37 250  
SINCE DEC 1 605 762 -157 747  
SINCE JUL 1 756 924 -168 840  
 
COOLING  
YESTERDAY 2 0 2 0  
MONTH TO DATE 2 0 2 0  
SINCE DEC 1 8 7 1 2  
SINCE JAN 1 3 5 -2 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 12:00 AM  
LOWEST 12 3:00 PM  
AVERAGE 33  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 89 2002  
MINIMUM TEMPERATURE (F) 47 36 2019  
 
SUNRISE AND SUNSET  
FEBRUARY 22 2025......SUNRISE 6:27 AM PST SUNSET 5:41 PM PST  
FEBRUARY 23 2025......SUNRISE 6:26 AM PST SUNSET 5:42 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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