384  
CDUS46 KSGX 260024  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
524 PM PDT SAT MAY 25 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 25 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 71 3:50 PM 92 2020 81 -10 71  
2021  
MINIMUM 55 6:03 AM 48 2010 57 -2 56  
AVERAGE 63 69 -6 64  
 
PRECIPITATION (IN)  
TODAY 0.00 T 2017 0.00 0.00 0.00  
MONTH TO DATE 0.15 0.27 -0.12 0.78  
SINCE JUL 1 19.80 11.59 8.21 23.78  
SINCE OCT 1 17.64 11.41 6.23 23.48  
SINCE JAN 1 16.29 8.31 7.98 18.24  
 
DEGREE DAYS  
HEATING  
TODAY 2 1 1 1  
MONTH TO DATE 33 34 -1 65  
SINCE MAR 1 423 311 112 539  
SINCE JUL 1 1311 1285 26 1900  
 
COOLING  
TODAY 0 4 -4 0  
MONTH TO DATE 21 90 -69 56  
SINCE MAR 1 46 170 -124 105  
SINCE JAN 1 46 183 -137 105    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 1:00 AM  
LOWEST 36 2:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 95 2020  
MINIMUM TEMPERATURE (F) 57 49 2012  
 
SUNRISE AND SUNSET  
MAY 25 2024...........SUNRISE 5:43 AM PDT SUNSET 7:53 PM PDT  
MAY 26 2024...........SUNRISE 5:42 AM PDT SUNSET 7:53 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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