763  
CDUS46 KSGX 180035  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
535 PM PDT THU SEP 17 2026  
   
...............................
 
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 17 2026
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 83 1:00 PM 106 2020 93 -10 100  
MINIMUM 66 MM 48 2006 60 6 66  
AVERAGE 75 76 -1 83  
 
PRECIPITATION (IN)  
TODAY 0.00 T 1998 0.00 0.00 0.00  
1999  
MONTH TO DATE 0.58 0.02 0.56 0.00  
SINCE JUL 1 0.58 0.11 0.47 T  
SINCE OCT 1 12.69 9.94 2.75 5.25  
SINCE JAN 1 6.01 7.13 -1.12 5.15  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 10 11 -1 18  
MONTH TO DATE 232 222 10 225  
SINCE SEP 1 232 222 10 225  
SINCE JAN 1 1751 1515 236 1401    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION SW (230)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (99)  
AVERAGE WIND SPEED 4.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 12:00 AM  
LOWEST 41 12:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 107 2016  
MINIMUM TEMPERATURE (F) 60 49 2006  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2026.....SUNRISE 6:35 AM PDT SUNSET 6:54 PM PDT  
SEPTEMBER 18 2026.....SUNRISE 6:36 AM PDT SUNSET 6:53 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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