156  
CDUS46 KSGX 131022  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
222 AM PST SAT JAN 13 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JANUARY 12 2024  
 
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)  
YESTERDAY  
MAXIMUM 62 2:30 PM 87 2009 68 -6 69  
MINIMUM 36 5:37 AM 28 2013 45 -9 42  
AVERAGE 49 56 -7 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.20 2017 0.09 -0.09 0.00  
MONTH TO DATE 0.44 1.06 -0.62 2.70  
SINCE JUL 1 3.95 4.34 -0.39 8.24  
SINCE OCT 1 1.79 4.16 -2.37 7.94  
SINCE JAN 1 0.44 1.06 -0.62 2.70  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 9 7 9  
MONTH TO DATE 172 112 60 143  
SINCE DEC 1 363 416 -53 494  
SINCE JUL 1 456 578 -122 720  
 
COOLING  
YESTERDAY 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 SW (220)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 1.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57 6:00 AM  
LOWEST 16 2:00 PM  
AVERAGE 37  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 84 2018  
MINIMUM TEMPERATURE (F) 45 29 2013  
 
SUNRISE AND SUNSET  
JANUARY 13 2024.......SUNRISE 6:56 AM PST SUNSET 5:02 PM PST  
JANUARY 14 2024.......SUNRISE 6:56 AM PST SUNSET 5:03 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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