016  
CDUS46 KSGX 090920  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
220 AM PDT THU MAY 09 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 8 2024
 
 
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)  
YESTERDAY  
MAXIMUM 78 3:12 PM 97 2007 79 -1 74  
MINIMUM 52 5:33 AM 44 2017 55 -3 52  
AVERAGE 65 67 -2 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.18 2015 0.01 -0.01 0.00  
MONTH TO DATE 0.15 0.11 0.04 0.78  
SINCE JUL 1 19.80 11.43 8.37 23.78  
SINCE OCT 1 17.64 11.25 6.39 23.48  
SINCE JAN 1 16.29 8.15 8.14 18.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 2  
MONTH TO DATE 16 16 0 49  
SINCE MAR 1 406 293 113 523  
SINCE JUL 1 1294 1267 27 1884  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 2 24 -22 0  
SINCE MAR 1 27 104 -77 49  
SINCE JAN 1 27 117 -90 49    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 6:00 AM  
LOWEST 28 2:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 94 2007  
MINIMUM TEMPERATURE (F) 55 49 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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