508  
CDUS46 KSGX 220924  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
224 AM PDT WED MAY 22 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR MAY 21 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 76 3:32 PM 101 2000 80 -4 84  
MINIMUM 55 11:56 PM 47 2002 56 -1 60  
AVERAGE 66 68 -2 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2018 0.01 -0.01 0.00  
2018  
2019  
MONTH TO DATE 0.15 0.25 -0.10 0.78  
SINCE JUL 1 19.80 11.57 8.23 23.78  
SINCE OCT 1 17.64 11.39 6.25 23.48  
SINCE JAN 1 16.29 8.29 8.00 18.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 24 30 -6 62  
SINCE MAR 1 414 307 107 536  
SINCE JUL 1 1302 1281 21 1897  
 
COOLING  
YESTERDAY 1 4 -3 7  
MONTH TO DATE 21 74 -53 51  
SINCE MAR 1 46 154 -108 100  
SINCE JAN 1 46 167 -121 100    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 2:00 AM  
LOWEST 32 3:00 PM  
AVERAGE 54  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 96 2005  
MINIMUM TEMPERATURE (F) 56 48 2002  
 
SUNRISE AND SUNSET  
MAY 22 2024...........SUNRISE 5:44 AM PDT SUNSET 7:51 PM PDT  
MAY 23 2024...........SUNRISE 5:44 AM PDT SUNSET 7:51 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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