491  
CDUS46 KSGX 040920  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
220 AM PDT TUE JUN 04 2024  
   
...............................  
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 3 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 3:07 PM 102 2016 83 -7 81  
2020  
MINIMUM 56 1:00 AM 50 1999 58 -2 53  
AVERAGE 66 70 -4 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.01 2009 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.00  
SINCE JUL 1 19.80 11.63 8.17 23.78  
SINCE OCT 1 17.64 11.45 6.19 23.48  
SINCE JAN 1 16.29 8.35 7.94 18.24  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 4  
SINCE JUN 1 2 0 2 4  
SINCE JUL 1 1314 1288 26 1917  
 
COOLING  
YESTERDAY 1 6 -5 2  
MONTH TO DATE 4 16 -12 4  
SINCE JUN 1 4 16 -12 4  
SINCE JAN 1 65 230 -165 109    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 6:00 AM  
LOWEST 43 3:00 PM  
AVERAGE 65  
   
......................................................  
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 99 2006  
MINIMUM TEMPERATURE (F) 58 49 1999  
 
SUNRISE AND SUNSET  
JUNE 4 2024..........SUNRISE 5:39 AM PDT SUNSET 7:59 PM PDT  
JUNE 5 2024..........SUNRISE 5:39 AM PDT SUNSET 7:59 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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