520  
CDUS46 KSGX 160922  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
222 AM PDT MON SEP 16 2024  
   
...............................  
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 15 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 76 3:50 PM 107 2014 92 -16 80  
MINIMUM 63 10:08 PM 56 2005 64 -1 63  
AVERAGE 70 78 -8 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.25 2015 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.04 -0.04 0.22  
SINCE JUL 1 T 0.12 -0.12 2.14  
SINCE OCT 1 17.64 11.58 6.06 25.62  
SINCE JAN 1 16.29 8.48 7.81 20.38  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 5 13 -8 7  
MONTH TO DATE 285 212 73 180  
SINCE SEP 1 285 212 73 180  
SINCE JAN 1 1659 1585 74 1368    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 8:00 AM  
LOWEST 50 3:00 PM  
AVERAGE 69  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 107 2000  
2014  
MINIMUM TEMPERATURE (F) 64 56 1999  
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2024.....SUNRISE 6:35 AM PDT SUNSET 6:55 PM PDT  
SEPTEMBER 17 2024.....SUNRISE 6:35 AM PDT SUNSET 6:53 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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