226  
CDUS46 KSGX 190018  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
418 PM PST THU JAN 18 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JANUARY 18 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 67 2:59 PM 83 2014 68 -1 58  
MINIMUM 48 6:37 AM 35 2007 45 3 37  
AVERAGE 58 56 2 48  
 
PRECIPITATION (IN)  
TODAY 0.00 1.35 2010 0.09 -0.09 0.00  
MONTH TO DATE 0.44 1.58 -1.14 5.82  
SINCE JUL 1 3.95 4.86 -0.91 11.36  
SINCE OCT 1 1.79 4.68 -2.89 11.06  
SINCE JAN 1 0.44 1.58 -1.14 5.82  
 
DEGREE DAYS  
HEATING  
TODAY 7 9 -2 17  
MONTH TO DATE 237 166 71 228  
SINCE DEC 1 428 470 -42 579  
SINCE JUL 1 521 632 -111 805  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 2 2 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 3.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 7:00 AM  
LOWEST 42 3:00 PM  
AVERAGE 64  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 83 2005  
MINIMUM TEMPERATURE (F) 45 34 2002  
 
SUNRISE AND SUNSET  
JANUARY 18 2024.......SUNRISE 6:55 AM PST SUNSET 5:07 PM PST  
JANUARY 19 2024.......SUNRISE 6:55 AM PST SUNSET 5:08 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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