747  
CDUS46 KSGX 280022  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
522 PM PDT THU APR 27 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 27 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 86 1:53 PM 100 2004 77 9 77  
MINIMUM 54 4:41 AM 46 2003 53 1 53  
AVERAGE 70 65 5 65  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2021 0.01 -0.01 0.00  
MONTH TO DATE 0.01 0.71 -0.70 0.26  
SINCE JUL 1 23.20 11.27 11.93 9.51  
SINCE OCT 1 22.90 11.09 11.81 9.02  
SINCE JAN 1 17.66 7.99 9.67 1.40  
 
DEGREE DAYS  
HEATING  
TODAY 0 3 -3 0  
MONTH TO DATE 116 97 19 62  
SINCE MAR 1 474 269 205 203  
SINCE JUL 1 1835 1243 592 1120  
 
COOLING  
TODAY 5 3 2 0  
MONTH TO DATE 38 48 -10 77  
SINCE MAR 1 38 71 -33 117  
SINCE JAN 1 38 84 -46 147    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 30 1:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 97 2008  
MINIMUM TEMPERATURE (F) 53 45 2002  
 
SUNRISE AND SUNSET  
APRIL 27 2023.........SUNRISE 6:06 AM PDT SUNSET 7:31 PM PDT  
APRIL 28 2023.........SUNRISE 6:05 AM PDT SUNSET 7:32 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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