329  
CDUS46 KSGX 050922  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
222 AM PDT MON JUN 05 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 4 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 4:28 PM 99 2006 83 -4 78  
MINIMUM 58 3:46 AM 49 1999 58 0 60  
AVERAGE 69 70 -1 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2013 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.00  
SINCE JUL 1 23.98 11.63 12.35 9.51  
SINCE OCT 1 23.68 11.45 12.23 9.02  
SINCE JAN 1 18.44 8.35 10.09 1.40  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 4 0 4 0  
SINCE JUN 1 4 0 4 0  
SINCE JUL 1 1917 1288 629 1152  
 
COOLING  
YESTERDAY 4 6 -2 4  
MONTH TO DATE 8 22 -14 30  
SINCE JUN 1 8 22 -14 30  
SINCE JAN 1 113 236 -123 286    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.8  
 
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 12:00 AM  
LOWEST 47 3:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 101 2002  
MINIMUM TEMPERATURE (F) 58 46 1999  
 
SUNRISE AND SUNSET  
JUNE 5 2023..........SUNRISE 5:39 AM PDT SUNSET 7:59 PM PDT  
JUNE 6 2023..........SUNRISE 5:39 AM PDT SUNSET 7:59 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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