250  
CDUS46 KSGX 011100  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
300 AM PST FRI MAR 01 2024  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 29 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 64 1:59 PM 84 2016 70 -6 55  
MINIMUM 51 1:33 AM 39 2012 48 3 44  
AVERAGE 58 58 0 50  
 
PRECIPITATION (IN)  
YESTERDAY T R 0.00 MM 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 7 7 0 15  
MONTH TO DATE 298 243 55 371  
SINCE DEC 1 795 827 -32 1135  
SINCE JUL 1 888 989 -101 1361  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 8 -8 0  
SINCE DEC 1 2 15 -13 0  
SINCE JAN 1 0 13 -13 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 6:00 AM  
LOWEST 56 2:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 87 2013  
2022  
MINIMUM TEMPERATURE (F) 48 34 2007  
 
SUNRISE AND SUNSET  
MARCH 1 2024.........SUNRISE 6:18 AM PST SUNSET 5:47 PM PST  
MARCH 2 2024.........SUNRISE 6:17 AM PST SUNSET 5:48 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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