587  
CDUS46 KSGX 280931  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
231 AM PDT WED AUG 28 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 27 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 93 3:20 PM 108 2009 95 -2 102  
MINIMUM 66 4:47 AM 60 2002 65 1 66  
2016  
AVERAGE 80 80 0 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2018 0.01 -0.01 0.00  
2018  
2020  
MONTH TO DATE T 0.03 -0.03 1.92  
SINCE JUL 1 T 0.08 -0.08 1.92  
SINCE OCT 1 17.64 11.54 6.10 25.40  
SINCE JAN 1 16.29 8.44 7.85 20.16  
 
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 15 15 0 19  
MONTH TO DATE 462 405 57 398  
SINCE JUN 1 1267 1097 170 996  
SINCE JAN 1 1328 1311 17 1101    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 6.0  
 
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 73 11:00 PM  
LOWEST 30 3:00 PM  
AVERAGE 52  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 110 2017  
MINIMUM TEMPERATURE (F) 65 59 2010  
 
SUNRISE AND SUNSET  
AUGUST 28 2024........SUNRISE 6:22 AM PDT SUNSET 7:21 PM PDT  
AUGUST 29 2024........SUNRISE 6:22 AM PDT SUNSET 7:19 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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