644  
CDUS46 KSGX 050928  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
228 AM PDT THU SEP 05 2024  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 4 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 106 2:41 PM 109 2022 94 12 81  
MINIMUM 72 4:46 AM 57 2000 65 7 63  
AVERAGE 89 80 9 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00 MM 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.19  
SINCE JUL 1 T 0.09 -0.09 2.11  
SINCE OCT 1 17.64 11.55 6.09 25.59  
SINCE JAN 1 16.29 8.45 7.84 20.35  
 
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 24 15 9 7  
MONTH TO DATE 79 60 19 37  
SINCE SEP 1 79 60 19 37  
SINCE JAN 1 1453 1433 20 1225    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 6:00 AM  
LOWEST 16 3:00 PM  
AVERAGE 41  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 94 118 2020  
MINIMUM TEMPERATURE (F) 65 57 2005  
 
SUNRISE AND SUNSET  
SEPTEMBER 5 2024.....SUNRISE 6:27 AM PDT SUNSET 7:10 PM PDT  
SEPTEMBER 6 2024.....SUNRISE 6:28 AM PDT SUNSET 7:09 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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