330  
CDUS46 KSGX 250921  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
221 AM PDT MON AUG 25 2025  
   
...............................
 
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR AUGUST 24 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 99 12:59 PM 106 2010 97 2 86  
MINIMUM 68 5:46 AM 52 2002 63 5 56  
AVERAGE 84 80 4 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 1998 0.00 0.00 0.00  
2002  
MONTH TO DATE T 0.01 -0.01 0.00  
SINCE JUL 1 T 0.09 -0.09 0.00  
SINCE OCT 1 5.25 9.92 -4.67 18.21  
SINCE JAN 1 5.15 7.11 -1.96 16.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 2 -2 2  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 19 15 4 6  
MONTH TO DATE 331 355 -24 357  
SINCE JUN 1 886 1011 -125 1068  
SINCE JAN 1 1065 1191 -126 1108    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 5:00 AM  
LOWEST 28 12:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 97 111 2010  
MINIMUM TEMPERATURE (F) 63 53 2002  
 
SUNRISE AND SUNSET  
AUGUST 25 2025........SUNRISE 6:20 AM PDT SUNSET 7:25 PM PDT  
AUGUST 26 2025........SUNRISE 6:20 AM PDT SUNSET 7:24 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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