316  
CDUS46 KSGX 250926  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
226 AM PDT SUN JUN 25 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 24 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 83 3:12 PM 99 2006 89 -6 99  
2022  
MINIMUM 55R 5:06 AM 57 1998 62 -7 67  
AVERAGE 69 76 -7 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00 MM 0.00 0.00 0.00  
MONTH TO DATE T 0.02 -0.02 T  
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 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  
YESTERDAY 4 10 -6 18  
MONTH TO DATE 53 181 -128 271  
SINCE JUN 1 53 181 -128 271  
SINCE JAN 1 158 395 -237 527    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 4:00 AM  
LOWEST 31 2:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 90 108 2017  
MINIMUM TEMPERATURE (F) 62 55 2005  
 
SUNRISE AND SUNSET  
JUNE 25 2023..........SUNRISE 5:41 AM PDT SUNSET 8:06 PM PDT  
JUNE 26 2023..........SUNRISE 5:41 AM PDT SUNSET 8:06 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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