768  
CDUS46 KSGX 260026  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
426 PM PST THU JAN 25 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JANUARY 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 64 2:25 PM 83 2003 68 -4 70  
MINIMUM 53 7:06 AM 35 2017 45 8 39  
AVERAGE 59 56 3 55  
 
PRECIPITATION (IN)  
TODAY T 0.54 2021 0.07 -0.07 0.00  
MONTH TO DATE 0.78 2.13 -1.35 5.82  
SINCE JUL 1 4.29 5.41 -1.12 11.36  
SINCE OCT 1 2.13 5.23 -3.10 11.06  
SINCE JAN 1 0.78 2.13 -1.35 5.82  
 
DEGREE DAYS  
HEATING  
TODAY 6 9 -3 10  
MONTH TO DATE 292 229 63 333  
SINCE DEC 1 483 533 -50 684  
SINCE JUL 1 576 695 -119 910  
 
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 5 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 5:00 AM  
LOWEST 56 2:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 84 2003  
MINIMUM TEMPERATURE (F) 45 34 2002  
2017  
2021  
 
SUNRISE AND SUNSET  
JANUARY 25 2024.......SUNRISE 6:52 AM PST SUNSET 5:14 PM PST  
JANUARY 26 2024.......SUNRISE 6:52 AM PST SUNSET 5:15 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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