452  
CDUS46 KSGX 050931  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
131 AM PST MON FEB 05 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 4 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 60 4:59 PM 86 2001 68 -8 71  
2018  
MINIMUM 48 1:28 AM 34 2011 45 3 39  
AVERAGE 54 56 -2 55  
 
PRECIPITATION (IN)  
YESTERDAY 1.02R 0.26 2019 0.09 0.93 0.00  
MONTH TO DATE 2.22 0.34 1.88 0.00  
SINCE JUL 1 6.51 6.19 0.32 11.42  
SINCE OCT 1 4.35 6.01 -1.66 11.12  
SINCE JAN 1 3.00 2.91 0.09 5.88  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 9 2 10  
MONTH TO DATE 51 36 15 44  
SINCE DEC 1 548 620 -72 808  
SINCE JUL 1 641 782 -141 1034  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 2 7 -5 0  
SINCE JAN 1 0 5 -5 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (80)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 9:00 PM  
LOWEST 37 5:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 87 2007  
MINIMUM TEMPERATURE (F) 45 34 2020  
 
SUNRISE AND SUNSET  
FEBRUARY 5 2024......SUNRISE 6:45 AM PST SUNSET 5:25 PM PST  
FEBRUARY 6 2024......SUNRISE 6:44 AM PST SUNSET 5:25 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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