208  
CDUS46 KSGX 190030  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
530 PM PDT FRI AUG 18 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 18 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 96 3:29 PM 108 2020 95 1 96  
MINIMUM 65 5:26 AM 59 2009 65 0 68  
AVERAGE 81 80 1 82  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2021 0.00 0.00 0.00  
MONTH TO DATE T 0.02 -0.02 T  
SINCE JUL 1 T 0.07 -0.07 0.03  
SINCE OCT 1 23.68 11.53 12.15 9.05  
SINCE JAN 1 18.44 8.43 10.01 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 16 15 1 17  
MONTH TO DATE 283 270 13 347  
SINCE JUN 1 881 962 -81 1159  
SINCE JAN 1 986 1176 -190 1415    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 4:00 AM  
LOWEST 23 1:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 107 2020  
MINIMUM TEMPERATURE (F) 65 59 2009  
 
SUNRISE AND SUNSET  
AUGUST 18 2023........SUNRISE 6:14 AM PDT SUNSET 7:34 PM PDT  
AUGUST 19 2023........SUNRISE 6:15 AM PDT SUNSET 7:33 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab CA Page Main Text Page