268  
CDUS46 KSGX 280936  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
136 AM PST WED FEB 28 2024  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 27 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 62 4:18 PM 84 2020 69 -7 49  
MINIMUM 50 11:56 PM 32 2011 47 3 38  
AVERAGE 56 58 -2 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 1.39 2010 0.11 -0.07 0.34  
MONTH TO DATE 11.31 2.97 8.34 3.32  
SINCE JUL 1 15.60 8.82 6.78 14.74  
SINCE OCT 1 13.44 8.64 4.80 14.44  
SINCE JAN 1 12.09 5.54 6.55 9.20  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 7 2 21  
MONTH TO DATE 285 222 63 356  
SINCE DEC 1 782 806 -24 1120  
SINCE JUL 1 875 968 -93 1346  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 2 7 -5 0  
SINCE JAN 1 0 5 -5 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 12:00 AM  
LOWEST 58 1:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 84 2020  
MINIMUM TEMPERATURE (F) 48 37 2019  
 
SUNRISE AND SUNSET  
FEBRUARY 28 2024......SUNRISE 6:21 AM PST SUNSET 5:46 PM PST  
FEBRUARY 29 2024......SUNRISE 6:20 AM PST SUNSET 5:47 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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