172  
CDUS46 KSGX 070919  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
219 AM PDT TUE MAY 07 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 6 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 78 2:56 PM 98 2020 79 -1 69  
MINIMUM 49 5:19 AM 43 2016 54 -5 48  
AVERAGE 64 66 -2 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.26 2016 0.02 -0.02 0.00  
MONTH TO DATE 0.15 0.09 0.06 0.78  
SINCE JUL 1 19.80 11.41 8.39 23.78  
SINCE OCT 1 17.64 11.23 6.41 23.48  
SINCE JAN 1 16.29 8.13 8.16 18.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 2 -1 6  
MONTH TO DATE 15 12 3 43  
SINCE MAR 1 405 289 116 517  
SINCE JUL 1 1293 1263 30 1878  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 2 18 -16 0  
SINCE MAR 1 27 98 -71 49  
SINCE JAN 1 27 111 -84 49    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.8  
 
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 71 6:00 AM  
LOWEST 22 3:00 PM  
AVERAGE 47  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 99 2020  
MINIMUM TEMPERATURE (F) 55 46 2017  
 
SUNRISE AND SUNSET  
MAY 7 2024...........SUNRISE 5:55 AM PDT SUNSET 7:40 PM PDT  
MAY 8 2024...........SUNRISE 5:54 AM PDT SUNSET 7:40 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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