900  
CDUS46 KSGX 090920  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
220 AM PDT TUE SEP 09 2025  
   
...............................
 
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR SEPTEMBER 8 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 96 12:20 PM 111 2024 95 1 111  
MINIMUM 59 11:27 PM 51 2002 62 -3 71  
AVERAGE 78 78 0 91  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.03 2022 0.00 0.00 0.00  
MONTH TO DATE 0.00 0.01 -0.01 0.00  
SINCE JUL 1 T 0.10 -0.10 0.00  
SINCE OCT 1 5.25 9.93 -4.68 18.21  
SINCE JAN 1 5.15 7.12 -1.97 16.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 13 13 0 26  
MONTH TO DATE 130 111 19 174  
SINCE SEP 1 130 111 19 174  
SINCE JAN 1 1306 1404 -98 1354    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 10:00 PM  
LOWEST 19 12:00 PM  
AVERAGE 48  
   
......................................................
 
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 108 2024  
MINIMUM TEMPERATURE (F) 62 47 2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 9 2025.....SUNRISE 6:30 AM PDT SUNSET 7:05 PM PDT  
SEPTEMBER 10 2025.....SUNRISE 6:31 AM PDT SUNSET 7:03 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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