410  
CDUS46 KSGX 080922  
CLIONT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
222 AM PDT MON JUN 08 2026  
   
...............................
 
 
   
..THE ONTARIO INTL AIRPORT CA CLIMATE SUMMARY FOR JUNE 7 2026
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 2:17 PM 95 2015 84 -1 80  
MINIMUM 61 11:28 PM 50 1998 58 3 60  
AVERAGE 72 71 1 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2023 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.10  
SINCE JUL 1 12.20 11.63 0.57 6.22  
SINCE OCT 1 12.08 11.45 0.63 6.22  
SINCE JAN 1 5.06 8.35 -3.29 6.07  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 638 1288 -650 1134  
 
COOLING  
YESTERDAY 7 6 1 5  
MONTH TO DATE 52 40 12 46  
SINCE JUN 1 52 40 12 46  
SINCE JAN 1 482 254 228 296    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 4:00 AM  
LOWEST 33 2:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE ONTARIO INTL AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 105 2015  
MINIMUM TEMPERATURE (F) 59 52 1999  
 
SUNRISE AND SUNSET  
JUNE 8 2026..........SUNRISE 5:39 AM PDT SUNSET 8:01 PM PDT  
JUNE 9 2026..........SUNRISE 5:39 AM PDT SUNSET 8:01 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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