790  
CDUS46 KSGX 280017  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
517 PM PDT THU APR 27 2017  
 
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 27 2017
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1998 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 78 150 PM 100 2004 76 2 73  
MINIMUM 55 518 AM 46 2003 53 2 52  
AVERAGE 67 64 3 63  
 
PRECIPITATION (IN)  
TODAY 0.00 0.00 MM 0.03 -0.03 0.00  
MONTH TO DATE 0.04 0.87 -0.83 0.28  
SINCE OCT 1 15.06 14.06 1.00 6.43  
SINCE JAN 1 10.18 9.89 0.29 4.31  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 2  
MONTH TO DATE 30 115 -85 33  
SINCE MAR 1 142 327 -185 150  
SINCE JUL 1 1239 1484 -245 1159  
 
COOLING  
TODAY 2 2 0 0  
MONTH TO DATE 60 36 24 93  
SINCE MAR 1 117 48 69 114  
SINCE JAN 1 118 54 64 157    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 7.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 700 AM  
LOWEST 38 400 PM  
AVERAGE 63  
   
......................................................
 
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 97 2008  
MINIMUM TEMPERATURE (F) 53 45 2002  
 
 
SUNRISE AND SUNSET  
APRIL 27 2017.........SUNRISE 605 AM PDT SUNSET 731 PM PDT  
APRIL 28 2017.........SUNRISE 604 AM PDT SUNSET 732 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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