803  
CDUS46 KSGX 192319  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
419 PM PDT SUN MAY 19 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 19 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 75 2:14 PM 97 2008 80 -5 73  
MINIMUM 55 6:15 AM 46 2011 56 -1 58  
AVERAGE 65 68 -3 66  
 
PRECIPITATION (IN)  
TODAY 0.00 0.18 2019 0.00 0.00 0.00  
MONTH TO DATE 0.15 0.23 -0.08 0.78  
SINCE JUL 1 19.80 11.55 8.25 23.78  
SINCE OCT 1 17.64 11.37 6.27 23.48  
SINCE JAN 1 16.29 8.27 8.02 18.24  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 22 28 -6 62  
SINCE MAR 1 412 305 107 536  
SINCE JUL 1 1300 1279 21 1897  
 
COOLING  
TODAY 0 4 -4 1  
MONTH TO DATE 20 66 -46 36  
SINCE MAR 1 45 146 -101 85  
SINCE JAN 1 45 159 -114 85    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1:00 AM  
LOWEST 37 1:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 98 2000  
MINIMUM TEMPERATURE (F) 56 51 2011  
 
SUNRISE AND SUNSET  
MAY 19 2024...........SUNRISE 5:46 AM PDT SUNSET 7:49 PM PDT  
MAY 20 2024...........SUNRISE 5:45 AM PDT SUNSET 7:49 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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