473  
CDUS46 KSGX 150918  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
218 AM PDT THU JUN 15 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 14 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 69 3:59 PM 101 2021 86 -17 88  
MINIMUM 56 3:02 AM 52 1998 60 -4 62  
AVERAGE 63 73 -10 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00 2004 0.00 0.00 0.00  
2005  
2006  
MONTH TO DATE T 0.02 -0.02 0.00  
SINCE JUL 1 23.98 11.64 12.34 9.51  
SINCE OCT 1 23.68 11.46 12.22 9.02  
SINCE JAN 1 18.44 8.36 10.08 1.40  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 0 2 0  
MONTH TO DATE 16 0 16 0  
SINCE JUN 1 16 0 16 0  
SINCE JUL 1 1929 1288 641 1152  
 
COOLING  
YESTERDAY 0 8 -8 10  
MONTH TO DATE 10 90 -80 140  
SINCE JUN 1 10 90 -80 140  
SINCE JAN 1 115 304 -189 396    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 6.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 AM  
LOWEST 63 3:00 PM  
AVERAGE 78  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 105 2021  
MINIMUM TEMPERATURE (F) 60 56 2009  
 
SUNRISE AND SUNSET  
JUNE 15 2023..........SUNRISE 5:39 AM PDT SUNSET 8:03 PM PDT  
JUNE 16 2023..........SUNRISE 5:39 AM PDT SUNSET 8:04 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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