066  
CDUS46 KSGX 220035  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
535 PM PDT WED JUN 21 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 21 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 84 2:25 PM 106 2008 88 -4 96  
MINIMUM 58 5:18 AM 54 1998 61 -3 65  
AVERAGE 71 75 -4 81  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00 MM 0.00 0.00 0.00  
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  
TODAY 0 0 0 0  
MONTH TO DATE 16 0 16 0  
SINCE JUN 1 16 0 16 0  
SINCE JUL 1 1929 1288 641 1152  
 
COOLING  
TODAY 6 10 -4 16  
MONTH TO DATE 45 151 -106 216  
SINCE JUN 1 45 151 -106 216  
SINCE JAN 1 150 365 -215 472    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 3.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 3:00 AM  
LOWEST 31 1:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 103 2008  
MINIMUM TEMPERATURE (F) 61 55 2010  
 
SUNRISE AND SUNSET  
JUNE 21 2023..........SUNRISE 5:39 AM PDT SUNSET 8:05 PM PDT  
JUNE 22 2023..........SUNRISE 5:40 AM PDT SUNSET 8:05 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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