301  
CDUS46 KSGX 012321  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
421 PM PDT MON APR 01 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 1 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 71 2:29 PM 91 2011 74 -3 72  
MINIMUM 43 5:48 AM 39 1999 50 -7 45  
AVERAGE 57 62 -5 59  
 
PRECIPITATION (IN)  
TODAY 0.00 0.23 2004 0.03 -0.03 0.00  
MONTH TO DATE 0.00 0.03 -0.03 0.00  
SINCE JUL 1 19.09 10.59 8.50 22.99  
SINCE OCT 1 16.93 10.41 6.52 22.69  
SINCE JAN 1 15.58 7.31 8.27 17.45  
 
DEGREE DAYS  
HEATING  
TODAY 8 4 4 6  
MONTH TO DATE 8 4 4 6  
SINCE MAR 1 264 176 88 364  
SINCE JUL 1 1152 1150 2 1725  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 1 -1 0  
SINCE MAR 1 0 24 -24 0  
SINCE JAN 1 0 37 -37 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 2.5  
 
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 85 5:00 AM  
LOWEST 28 2:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 85 2016  
MINIMUM TEMPERATURE (F) 50 34 1999  
 
SUNRISE AND SUNSET  
APRIL 1 2024.........SUNRISE 6:37 AM PDT SUNSET 7:12 PM PDT  
APRIL 2 2024.........SUNRISE 6:36 AM PDT SUNSET 7:13 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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