015  
CDUS46 KSGX 190925  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
225 AM PDT TUE MAR 19 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MARCH 18 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 77 3:07 PM 86 2009 72 5 74  
MINIMUM 46 3:23 AM 39 2012 49 -3 47  
AVERAGE 62 60 2 61  
 
PRECIPITATION (IN)  
YESTERDAY T 0.17 2012 0.04 -0.04 0.00  
MONTH TO DATE 1.49 1.12 0.37 5.09  
SINCE JUL 1 17.09 10.04 7.05 20.22  
SINCE OCT 1 14.93 9.86 5.07 19.92  
SINCE JAN 1 13.58 6.76 6.82 14.68  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 5 -2 4  
MONTH TO DATE 152 110 42 209  
SINCE MAR 1 152 110 42 209  
SINCE JUL 1 1040 1084 -44 1570  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 13 -13 0  
SINCE MAR 1 0 13 -13 0  
SINCE JAN 1 0 26 -26 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (350)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 7:00 AM  
LOWEST 17 2:00 PM  
AVERAGE 52  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 87 2001  
MINIMUM TEMPERATURE (F) 49 38 2006  
 
SUNRISE AND SUNSET  
MARCH 19 2024.........SUNRISE 6:55 AM PDT SUNSET 7:02 PM PDT  
MARCH 20 2024.........SUNRISE 6:53 AM PDT SUNSET 7:03 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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