173  
CDUS46 KSGX 100027  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
527 PM PDT THU MAY 09 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 9 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 82 3:23 PM 94 2007 79 3 69  
MINIMUM 55 5:10 AM 49 2003 55 0 52  
AVERAGE 69 67 2 61  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2013 0.02 -0.02 0.00  
2013  
2017  
MONTH TO DATE 0.15 0.13 0.02 0.78  
SINCE JUL 1 19.80 11.45 8.35 23.78  
SINCE OCT 1 17.64 11.27 6.37 23.48  
SINCE JAN 1 16.29 8.17 8.12 18.24  
 
DEGREE DAYS  
HEATING  
TODAY 0 2 -2 4  
MONTH TO DATE 16 18 -2 53  
SINCE MAR 1 406 295 111 527  
SINCE JUL 1 1294 1269 25 1888  
 
COOLING  
TODAY 4 3 1 0  
MONTH TO DATE 6 27 -21 0  
SINCE MAR 1 31 107 -76 49  
SINCE JAN 1 31 120 -89 49    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 3:00 AM  
LOWEST 25 3:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 90 2007  
MINIMUM TEMPERATURE (F) 55 46 2003  
 
SUNRISE AND SUNSET  
MAY 9 2024...........SUNRISE 5:53 AM PDT SUNSET 7:41 PM PDT  
MAY 10 2024...........SUNRISE 5:52 AM PDT SUNSET 7:42 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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