806  
CDUS46 KSGX 180904  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
104 AM PST SUN FEB 18 2024  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 17 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 63 3:59 PM 84 2007 68 -5 67  
MINIMUM 50 9:17 AM 39 2011 46 4 41  
2019  
AVERAGE 57 57 0 54  
 
PRECIPITATION (IN)  
YESTERDAY T 1.42 2017 0.13 -0.13 0.00  
MONTH TO DATE 8.00 1.77 6.23 0.11  
SINCE JUL 1 12.29 7.62 4.67 11.53  
SINCE OCT 1 10.13 7.44 2.69 11.23  
SINCE JAN 1 8.78 4.34 4.44 5.99  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 8 0 11  
MONTH TO DATE 211 146 65 195  
SINCE DEC 1 708 730 -22 959  
SINCE JUL 1 801 892 -91 1185  
 
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 SW (230)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 3.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 56 4:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 78 2015  
MINIMUM TEMPERATURE (F) 46 37 2019  
 
SUNRISE AND SUNSET  
FEBRUARY 18 2024......SUNRISE 6:32 AM PST SUNSET 5:37 PM PST  
FEBRUARY 19 2024......SUNRISE 6:31 AM PST SUNSET 5:38 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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