631  
CDUS46 KSGX 150926  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
226 AM PDT WED MAY 15 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 14 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 2:38 PM 98 2014 80 -2 87  
MINIMUM 56 12:32 AM 50 2000 56 0 58  
AVERAGE 67 68 -1 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.45 2015 0.02 -0.02 0.00  
MONTH TO DATE 0.15 0.19 -0.04 0.78  
SINCE JUL 1 19.80 11.51 8.29 23.78  
SINCE OCT 1 17.64 11.33 6.31 23.48  
SINCE JAN 1 16.29 8.23 8.06 18.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 16 23 -7 62  
SINCE MAR 1 406 300 106 536  
SINCE JUL 1 1294 1274 20 1897  
 
COOLING  
YESTERDAY 2 4 -2 8  
MONTH TO DATE 20 46 -26 15  
SINCE MAR 1 45 126 -81 64  
SINCE JAN 1 45 139 -94 64    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 6:00 AM  
LOWEST 29 3:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 102 2014  
MINIMUM TEMPERATURE (F) 56 49 2011  
 
SUNRISE AND SUNSET  
MAY 15 2024...........SUNRISE 5:48 AM PDT SUNSET 7:46 PM PDT  
MAY 16 2024...........SUNRISE 5:48 AM PDT SUNSET 7:46 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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