890  
CDUS46 KSGX 200917  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
217 AM PDT FRI SEP 20 2019  
 
   
...............................
 
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 19 2019...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1998 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 144 PM 100 2015 88 -7 89  
MINIMUM 60 502 AM 56 2005 62 -2 59  
AVERAGE 71 75 -4 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2016 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.14 -0.14 0.00  
SINCE OCT 1 16.07 14.91 1.16 3.80  
SINCE JAN 1 11.76 10.74 1.02 3.80  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 6 10 -4 9  
MONTH TO DATE 290 233 57 242  
SINCE SEP 1 290 233 57 242  
SINCE JAN 1 1866 1456 410 1811    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 6.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 400 AM  
LOWEST 39 100 PM  
AVERAGE 65  
   
......................................................
 
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 104 2015  
MINIMUM TEMPERATURE (F) 62 53 1999  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2019.....SUNRISE 637 AM PDT SUNSET 650 PM PDT  
SEPTEMBER 21 2019.....SUNRISE 638 AM PDT SUNSET 649 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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