085  
CDUS46 KSGX 240920  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
220 AM PDT MON APR 24 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR APRIL 23 2023
 
 
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)  
YESTERDAY  
MAXIMUM 81 1:11 PM 92 2019 77 4 79  
2020  
MINIMUM 56 11:59 PM 42 2010 52 4 47  
AVERAGE 69 64 5 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.06 2006 0.03 -0.03 0.00  
MONTH TO DATE 0.01 0.64 -0.63 0.26  
SINCE JUL 1 23.20 11.20 12.00 9.51  
SINCE OCT 1 22.90 11.02 11.88 9.02  
SINCE JAN 1 17.66 7.92 9.74 1.40  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 2  
MONTH TO DATE 115 85 30 62  
SINCE MAR 1 473 257 216 203  
SINCE JUL 1 1834 1231 603 1120  
 
COOLING  
YESTERDAY 4 2 2 0  
MONTH TO DATE 29 36 -7 62  
SINCE MAR 1 29 59 -30 102  
SINCE JAN 1 29 72 -43 132    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 10:00 PM  
LOWEST 37 11:00 AM  
AVERAGE 63  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 97 2020  
MINIMUM TEMPERATURE (F) 52 47 2006  
 
SUNRISE AND SUNSET  
APRIL 24 2023.........SUNRISE 6:09 AM PDT SUNSET 7:29 PM PDT  
APRIL 25 2023.........SUNRISE 6:08 AM PDT SUNSET 7:30 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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