218  
CDUS46 KSGX 211021  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
221 AM PST WED FEB 21 2024  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 20 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 56 4:01 PM 82 2014 68 -12 74  
MINIMUM 48 1:53 PM 29 2018 47 1 42  
AVERAGE 52 58 -6 58  
 
PRECIPITATION (IN)  
YESTERDAY 2.04R 0.47 2005 0.13 1.91 0.00  
MONTH TO DATE 10.42 2.14 8.28 0.11  
SINCE JUL 1 14.71 7.99 6.72 11.53  
SINCE OCT 1 12.55 7.81 4.74 11.23  
SINCE JAN 1 11.20 4.71 6.49 5.99  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 8 5 7  
MONTH TO DATE 241 170 71 224  
SINCE DEC 1 738 754 -16 988  
SINCE JUL 1 831 916 -85 1214  
 
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 4 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 9:00 AM  
LOWEST 80 11:00 PM  
AVERAGE 85  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 87 2002  
MINIMUM TEMPERATURE (F) 47 38 2011  
2018  
 
SUNRISE AND SUNSET  
FEBRUARY 21 2024......SUNRISE 6:29 AM PST SUNSET 5:40 PM PST  
FEBRUARY 22 2024......SUNRISE 6:28 AM PST SUNSET 5:40 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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