129  
CDUS46 KSGX 270015  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
515 PM PDT FRI MAY 26 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 26 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 68 12:24 PM 95 2020 81 -13 86  
MINIMUM 56 6:21 AM 49 2012 57 -1 56  
AVERAGE 62 69 -7 71  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2006 0.01 -0.01 0.00  
2006  
2015  
MONTH TO DATE 0.78 0.28 0.50 T  
SINCE JUL 1 23.98 11.60 12.38 9.51  
SINCE OCT 1 23.68 11.42 12.26 9.02  
SINCE JAN 1 18.44 8.32 10.12 1.40  
 
DEGREE DAYS  
HEATING  
TODAY 3 1 2 0  
MONTH TO DATE 68 35 33 24  
SINCE MAR 1 542 312 230 232  
SINCE JUL 1 1903 1286 617 1149  
 
COOLING  
TODAY 0 4 -4 6  
MONTH TO DATE 56 94 -38 96  
SINCE MAR 1 105 174 -69 217  
SINCE JAN 1 105 187 -82 247    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 8.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 6:00 AM  
LOWEST 56 1:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 99 2000  
MINIMUM TEMPERATURE (F) 57 46 1998  
 
SUNRISE AND SUNSET  
MAY 26 2023...........SUNRISE 5:42 AM PDT SUNSET 7:53 PM PDT  
MAY 27 2023...........SUNRISE 5:42 AM PDT SUNSET 7:54 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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