420  
CDUS46 KSGX 210018  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
518 PM PDT SAT APR 20 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 20 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 74 2:56 PM 100 2009 76 -2 84  
MINIMUM 53 12:31 AM 40 2002 52 1 48  
AVERAGE 64 64 0 66  
 
PRECIPITATION (IN)  
TODAY 0.00 0.83 2007 0.02 -0.02 T  
MONTH TO DATE 0.55 0.57 -0.02 0.01  
SINCE JUL 1 19.64 11.13 8.51 23.00  
SINCE OCT 1 17.48 10.95 6.53 22.70  
SINCE JAN 1 16.13 7.85 8.28 17.46  
 
DEGREE DAYS  
HEATING  
TODAY 1 3 -2 0  
MONTH TO DATE 110 76 34 115  
SINCE MAR 1 366 248 118 473  
SINCE JUL 1 1254 1222 32 1834  
 
COOLING  
TODAY 0 2 -2 1  
MONTH TO DATE 16 30 -14 9  
SINCE MAR 1 16 53 -37 9  
SINCE JAN 1 16 66 -50 9    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 3.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 1:00 AM  
LOWEST 40 3:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 100 2009  
MINIMUM TEMPERATURE (F) 52 42 2010  
 
SUNRISE AND SUNSET  
APRIL 20 2024.........SUNRISE 6:13 AM PDT SUNSET 7:26 PM PDT  
APRIL 21 2024.........SUNRISE 6:12 AM PDT SUNSET 7:27 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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