797  
CDUS46 KSGX 022319  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
419 PM PDT TUE MAY 02 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 2 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 66 2:36 PM 101 2004 78 -12 77  
MINIMUM 51 5:31 AM 46 1999 54 -3 56  
AVERAGE 59 66 -7 67  
 
PRECIPITATION (IN)  
TODAY T 0.06 2003 0.01 -0.01 0.00  
MONTH TO DATE 0.02 0.03 -0.01 0.00  
SINCE JUL 1 23.22 11.35 11.87 9.51  
SINCE OCT 1 22.92 11.17 11.75 9.02  
SINCE JAN 1 17.68 8.07 9.61 1.40  
 
DEGREE DAYS  
HEATING  
TODAY 6 2 4 0  
MONTH TO DATE 11 4 7 0  
SINCE MAR 1 485 281 204 208  
SINCE JUL 1 1846 1255 591 1125  
 
COOLING  
TODAY 0 3 -3 2  
MONTH TO DATE 0 6 -6 2  
SINCE MAR 1 49 86 -37 123  
SINCE JAN 1 49 99 -50 153    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 5:00 AM  
LOWEST 43 2:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 103 1970  
2004  
MINIMUM TEMPERATURE (F) 54 49 2002  
 
SUNRISE AND SUNSET  
MAY 2 2023...........SUNRISE 6:00 AM PDT SUNSET 7:35 PM PDT  
MAY 3 2023...........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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