249  
CDUS46 KSGX 010020  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
520 PM PDT TUE APR 30 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 30 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 80 2:21 PM 98 2021 78 2 78  
MINIMUM 54 6:03 AM 45 2010 53 1 54  
AVERAGE 67 66 1 66  
 
PRECIPITATION (IN)  
TODAY 0.00 0.01 2016 0.01 -0.01 0.00  
MONTH TO DATE 0.56 0.76 -0.20 0.01  
SINCE JUL 1 19.65 11.32 8.33 23.00  
SINCE OCT 1 17.49 11.14 6.35 22.70  
SINCE JAN 1 16.14 8.04 8.10 17.46  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 0  
MONTH TO DATE 134 104 30 116  
SINCE MAR 1 390 276 114 474  
SINCE JUL 1 1278 1250 28 1835  
 
COOLING  
TODAY 2 3 -1 1  
MONTH TO DATE 25 57 -32 49  
SINCE MAR 1 25 80 -55 49  
SINCE JAN 1 25 93 -68 49    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 29 12:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 94 2004  
2014  
MINIMUM TEMPERATURE (F) 54 42 1999  
 
SUNRISE AND SUNSET  
APRIL 30 2024.........SUNRISE 6:02 AM PDT SUNSET 7:34 PM PDT  
MAY 1 2024...........SUNRISE 6:01 AM PDT SUNSET 7:35 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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