263  
CDUS46 KSGX 172331  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
431 PM PDT WED APR 17 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 17 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 83 1:33 PM 92 1999 76 7 66  
MINIMUM 55 5:53 AM 43 2013 51 4 51  
AVERAGE 69 64 5 59  
 
PRECIPITATION (IN)  
TODAY 0.00 0.16 2004 0.03 -0.03 0.00  
MONTH TO DATE 0.55 0.50 0.05 0.01  
SINCE JUL 1 19.64 11.06 8.58 23.00  
SINCE OCT 1 17.48 10.88 6.60 22.70  
SINCE JAN 1 16.13 7.78 8.35 17.46  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 6  
MONTH TO DATE 107 67 40 101  
SINCE MAR 1 363 239 124 459  
SINCE JUL 1 1251 1213 38 1820  
 
COOLING  
TODAY 4 2 2 0  
MONTH TO DATE 15 24 -9 8  
SINCE MAR 1 15 47 -32 8  
SINCE JAN 1 15 60 -45 8    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 2.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 6:00 AM  
LOWEST 18 2:00 PM  
AVERAGE 42  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 93 2019  
MINIMUM TEMPERATURE (F) 51 45 2006  
 
SUNRISE AND SUNSET  
APRIL 17 2024.........SUNRISE 6:16 AM PDT SUNSET 7:24 PM PDT  
APRIL 18 2024.........SUNRISE 6:15 AM PDT SUNSET 7:25 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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