169  
CDUS46 KSGX 230922  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
222 AM PDT THU OCT 23 2025  
   
...............................
 
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 22 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 78 1:00 PM 100 2003 83 -5 94  
MINIMUM 52 5:29 AM 44 1999 52 0 47  
AVERAGE 65 68 -3 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.01 1998 0.02 -0.02 0.00  
2004  
MONTH TO DATE 0.48 0.35 0.13 0.00  
SINCE JUL 1 0.50 0.50 0.00 T  
SINCE OCT 1 0.48 0.35 0.13 0.00  
SINCE JAN 1 5.65 7.52 -1.87 16.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 16 11 5 1  
SINCE SEP 1 16 12 4 1  
SINCE JUL 1 16 12 4 1  
 
COOLING  
YESTERDAY 0 4 -4 6  
MONTH TO DATE 80 122 -42 176  
SINCE SEP 1 445 470 -25 505  
SINCE JAN 1 1621 1763 -142 1685    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SW (240)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 5.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 35 1:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 105 2017  
MINIMUM TEMPERATURE (F) 52 45 2004  
 
SUNRISE AND SUNSET  
OCTOBER 23 2025.......SUNRISE 7:02 AM PDT SUNSET 6:07 PM PDT  
OCTOBER 24 2025.......SUNRISE 7:03 AM PDT SUNSET 6:06 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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