685  
CDUS46 KSGX 210922  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
222 AM PDT WED AUG 21 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 20 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 104R 1:31 PM 104 2020 95 9 78  
MINIMUM 69 5:02 AM 59 2006 65 4 66  
AVERAGE 87 80 7 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2014 0.00 0.00 1.69  
MONTH TO DATE T 0.02 -0.02 1.69  
SINCE JUL 1 T 0.07 -0.07 1.69  
SINCE OCT 1 17.64 11.53 6.11 25.17  
SINCE JAN 1 16.29 8.43 7.86 19.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 2 4 -2 16  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 22 15 7 7  
MONTH TO DATE 374 300 74 302  
SINCE JUN 1 1179 992 187 900  
SINCE JAN 1 1240 1206 34 1005    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 51 3:00 AM  
LOWEST 10 2:00 PM  
AVERAGE 31  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 103 2020  
MINIMUM TEMPERATURE (F) 65 57 2011  
 
SUNRISE AND SUNSET  
AUGUST 21 2024........SUNRISE 6:17 AM PDT SUNSET 7:30 PM PDT  
AUGUST 22 2024........SUNRISE 6:17 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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