479  
CDUS46 KSGX 252324  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
424 PM PDT WED OCT 25 2023  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 25 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 69 2:59 PM 99 2017 81 -12 79  
MINIMUM 60 6:25 AM 51 1998 55 5 52  
2012  
AVERAGE 65 68 -3 66  
 
PRECIPITATION (IN)  
TODAY T 0.18 2010 0.01 -0.01 0.00  
MONTH TO DATE T 0.30 -0.30 0.30  
SINCE JUL 1 2.16 0.48 1.68 0.60  
SINCE OCT 1 T 0.30 -0.30 0.30  
SINCE JAN 1 20.60 8.84 11.76 2.00  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 3 12 -9 5  
SINCE SEP 1 4 13 -9 5  
SINCE JUL 1 4 13 -9 5  
 
COOLING  
TODAY 0 4 -4 1  
MONTH TO DATE 215 154 61 174  
SINCE SEP 1 478 532 -54 672  
SINCE JAN 1 1666 1905 -239 2294    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 68 12:00 PM  
AVERAGE 84  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 95 2017  
MINIMUM TEMPERATURE (F) 55 47 1998  
 
SUNRISE AND SUNSET  
OCTOBER 25 2023.......SUNRISE 7:04 AM PDT SUNSET 6:05 PM PDT  
OCTOBER 26 2023.......SUNRISE 7:05 AM PDT SUNSET 6:04 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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