946  
CDUS46 KSGX 220027  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
527 PM PDT WED AUG 21 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 21 2024
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 99 2:42 PM 103 2020 95 4 83  
MINIMUM 69 5:50 AM 57 2011 65 4 62  
AVERAGE 84 80 4 73  
 
PRECIPITATION (IN)  
TODAY 0.00 0.23 2023 0.00 0.00 0.23  
MONTH TO DATE T 0.02 -0.02 1.92  
SINCE JUL 1 T 0.07 -0.07 1.92  
SINCE OCT 1 17.64 11.53 6.11 25.40  
SINCE JAN 1 16.29 8.43 7.86 20.16  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 19 15 4 8  
MONTH TO DATE 393 315 78 310  
SINCE JUN 1 1198 1007 191 908  
SINCE JAN 1 1259 1221 38 1013    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 45 5:00 AM  
LOWEST 15 2:00 PM  
AVERAGE 30  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 104 1998  
MINIMUM TEMPERATURE (F) 65 59 2002  
 
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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