577  
CDUS46 KSGX 290931  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
131 AM PST THU FEB 29 2024  
   
...............................  
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 28 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 72 2:16 PM 84 2020 69 3 55  
MINIMUM 45 3:49 AM 37 2019 48 -3 44  
AVERAGE 59 58 1 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 2014 0.10 -0.10 0.39  
MONTH TO DATE 11.31 3.07 8.24 3.71  
SINCE JUL 1 15.60 8.92 6.68 15.13  
SINCE OCT 1 13.44 8.74 4.70 14.83  
SINCE JAN 1 12.09 5.64 6.45 9.59  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 7 -1 15  
MONTH TO DATE 291 229 62 371  
SINCE DEC 1 788 813 -25 1135  
SINCE JUL 1 881 975 -94 1361  
 
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 W (270)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 2:00 AM  
LOWEST 36 4:00 PM  
AVERAGE 61  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 84 2016  
MINIMUM TEMPERATURE (F) 48 39 2012  
 
SUNRISE AND SUNSET  
FEBRUARY 29 2024......SUNRISE 6:20 AM PST SUNSET 5:47 PM PST  
MARCH 1 2024.........SUNRISE 6:18 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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