176  
CDUS46 KSGX 020921  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
221 AM PDT THU MAY 02 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 1 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 76 1:50 PM 94 2004 78 -2 67  
2014  
MINIMUM 57 11:59 PM 42 1999 54 3 53  
AVERAGE 67 66 1 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2012 0.02 -0.02 0.02  
MONTH TO DATE 0.00 0.02 -0.02 0.02  
SINCE JUL 1 19.65 11.34 8.31 23.02  
SINCE OCT 1 17.49 11.16 6.33 22.72  
SINCE JAN 1 16.14 8.06 8.08 17.48  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 5  
MONTH TO DATE 0 2 -2 5  
SINCE MAR 1 390 279 111 479  
SINCE JUL 1 1278 1253 25 1840  
 
COOLING  
YESTERDAY 2 3 -1 0  
MONTH TO DATE 2 3 -1 0  
SINCE MAR 1 27 83 -56 49  
SINCE JAN 1 27 96 -69 49    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 12:00 AM  
LOWEST 36 1:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 101 2004  
MINIMUM TEMPERATURE (F) 54 46 1999  
 
SUNRISE AND SUNSET  
MAY 2 2024...........SUNRISE 6:00 AM PDT SUNSET 7:36 PM PDT  
MAY 3 2024...........SUNRISE 5:59 AM PDT SUNSET 7:36 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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