387  
CDUS46 KSGX 110030  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
530 PM PDT THU AUG 10 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 10 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 83 3:08 PM 104 2012 95 -12 99  
MINIMUM 67 6:04 AM 58 2010 65 2 72  
2013  
AVERAGE 75 80 -5 86  
 
PRECIPITATION (IN)  
TODAY T R T 2021 0.00 0.00 0.00  
MONTH TO DATE T 0.01 -0.01 T  
SINCE JUL 1 T 0.06 -0.06 0.03  
SINCE OCT 1 23.68 11.52 12.16 9.05  
SINCE JAN 1 18.44 8.42 10.02 1.43  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 10 15 -5 21  
MONTH TO DATE 151 150 1 188  
SINCE JUN 1 749 842 -93 1000  
SINCE JAN 1 854 1056 -202 1256    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 53 3:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 105 2012  
MINIMUM TEMPERATURE (F) 65 54 2009  
 
SUNRISE AND SUNSET  
AUGUST 10 2023........SUNRISE 6:08 AM PDT SUNSET 7:43 PM PDT  
AUGUST 11 2023........SUNRISE 6:09 AM PDT SUNSET 7:42 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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