274  
CDUS46 KSGX 170921  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
221 AM PDT MON JUN 17 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 16 2024
 
 
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)  
YESTERDAY  
MAXIMUM 87 1:47 PM 101 2006 86 1 81  
MINIMUM 62 11:59 PM 54 2016 60 2 61  
AVERAGE 75 73 2 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.00 MM 0.00 0.00 0.00  
MONTH TO DATE T 0.02 -0.02 T  
SINCE JUL 1 19.80 11.64 8.16 23.78  
SINCE OCT 1 17.64 11.46 6.18 23.48  
SINCE JAN 1 16.29 8.36 7.93 18.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 16  
SINCE JUN 1 2 0 2 16  
SINCE JUL 1 1314 1288 26 1929  
 
COOLING  
YESTERDAY 10 8 2 6  
MONTH TO DATE 105 106 -1 17  
SINCE JUN 1 105 106 -1 17  
SINCE JAN 1 166 320 -154 122    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 11:00 PM  
LOWEST 26 2:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 101 2021  
MINIMUM TEMPERATURE (F) 60 55 2010  
 
SUNRISE AND SUNSET  
JUNE 17 2024..........SUNRISE 5:39 AM PDT SUNSET 8:04 PM PDT  
JUNE 18 2024..........SUNRISE 5:39 AM PDT SUNSET 8:05 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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