677  
CDUS46 KSGX 201026  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
226 AM PST TUE FEB 20 2024  
   
...............................
 
 
...THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR FEBRUARY 19 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 58 11:58 AM 78 2022 68 -10 68  
MINIMUM 53 11:59 PM 36 2019 47 6 39  
AVERAGE 56 57 -1 54  
 
PRECIPITATION (IN)  
YESTERDAY 0.38 1.80 2005 0.12 0.26 0.00  
MONTH TO DATE 8.38 2.01 6.37 0.11  
SINCE JUL 1 12.67 7.86 4.81 11.53  
SINCE OCT 1 10.51 7.68 2.83 11.23  
SINCE JAN 1 9.16 4.58 4.58 5.99  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 8 1 11  
MONTH TO DATE 228 162 66 217  
SINCE DEC 1 725 746 -21 981  
SINCE JUL 1 818 908 -90 1207  
 
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 W (270)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 10:00 AM  
LOWEST 72 2:00 AM  
AVERAGE 81  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 82 2014  
MINIMUM TEMPERATURE (F) 47 29 2018  
 
SUNRISE AND SUNSET  
FEBRUARY 20 2024......SUNRISE 6:30 AM PST SUNSET 5:39 PM PST  
FEBRUARY 21 2024......SUNRISE 6:29 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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