301  
CDUS46 KSGX 150920  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
220 AM PDT THU AUG 15 2024  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR AUGUST 14 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 94 2:31 PM 105 2003 95 -1 97  
2015  
2020  
MINIMUM 69 5:13 AM 57 2010 65 4 65  
AVERAGE 82 80 2 81  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2003 0.01 -0.01 0.00  
MONTH TO DATE T 0.02 -0.02 T  
SINCE JUL 1 T 0.07 -0.07 T  
SINCE OCT 1 17.64 11.53 6.11 23.48  
SINCE JAN 1 16.29 8.43 7.86 18.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 2 4 -2 16  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 15 2 16  
MONTH TO DATE 271 210 61 204  
SINCE JUN 1 1076 902 174 802  
SINCE JAN 1 1137 1116 21 907    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 5:00 AM  
LOWEST 25 11:00 AM  
AVERAGE 48  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 110 2020  
MINIMUM TEMPERATURE (F) 65 58 2010  
 
SUNRISE AND SUNSET  
AUGUST 15 2024........SUNRISE 6:12 AM PDT SUNSET 7:37 PM PDT  
AUGUST 16 2024........SUNRISE 6:13 AM PDT SUNSET 7:35 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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