423  
CDUS46 KSGX 220933  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
233 AM PDT TUE AUG 22 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 21 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 2:55 PM 103 2020 95 -12 87  
MINIMUM 62 4:15 AM 57 2011 65 -3 65  
AVERAGE 73 80 -7 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.23R 0.00 2004 0.00 0.23 0.00  
2005  
2006  
MONTH TO DATE 1.92 0.02 1.90 T  
SINCE JUL 1 1.92 0.07 1.85 0.03  
SINCE OCT 1 25.60 11.53 14.07 9.05  
SINCE JAN 1 20.36 8.43 11.93 1.43  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 16 4 12 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 8 15 -7 11  
MONTH TO DATE 310 315 -5 389  
SINCE JUN 1 908 1007 -99 1201  
SINCE JAN 1 1013 1221 -208 1457    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 49 2:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 104 1998  
MINIMUM TEMPERATURE (F) 65 59 2002  
 
SUNRISE AND SUNSET  
AUGUST 22 2023........SUNRISE 6:17 AM PDT SUNSET 7:29 PM PDT  
AUGUST 23 2023........SUNRISE 6:18 AM PDT SUNSET 7:28 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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