164  
CDUS46 KSGX 240026  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
526 PM PDT THU MAY 23 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 23 2024  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 69 2:38 PM 97 2001 81 -12 70  
MINIMUM 56 5:54 AM 50 2010 57 -1 58  
AVERAGE 63 68 -5 64  
 
PRECIPITATION (IN)  
TODAY 0.00 0.19 2008 0.00 0.00 T  
MONTH TO DATE 0.15 0.26 -0.11 0.78  
SINCE JUL 1 19.80 11.58 8.22 23.78  
SINCE OCT 1 17.64 11.40 6.24 23.48  
SINCE JAN 1 16.29 8.30 7.99 18.24  
 
DEGREE DAYS  
HEATING  
TODAY 2 1 1 1  
MONTH TO DATE 27 32 -5 63  
SINCE MAR 1 417 309 108 537  
SINCE JUL 1 1305 1283 22 1898  
 
COOLING  
TODAY 0 4 -4 0  
MONTH TO DATE 21 82 -61 56  
SINCE MAR 1 46 162 -116 105  
SINCE JAN 1 46 175 -129 105    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 5:00 AM  
LOWEST 47 1:00 PM  
AVERAGE 67  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 97 2021  
MINIMUM TEMPERATURE (F) 57 48 2010  
 
SUNRISE AND SUNSET  
MAY 23 2024...........SUNRISE 5:44 AM PDT SUNSET 7:51 PM PDT  
MAY 24 2024...........SUNRISE 5:43 AM PDT SUNSET 7:52 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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