709  
CDUS46 KSGX 280923  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
223 AM PDT MON JUL 28 2025  
   
...............................  
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR JULY 27 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 87 1:31 PM 104 2023 95 -8 94  
MINIMUM 56 5:28 AM 54 2012 64 -8 62  
AVERAGE 72 79 -7 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 T 2001 0.00 0.00 0.00  
MONTH TO DATE T 0.07 -0.07 0.00  
SINCE JUL 1 T 0.07 -0.07 0.00  
SINCE OCT 1 5.25 9.90 -4.65 18.21  
SINCE JAN 1 5.15 7.09 -1.94 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 7 14 -7 13  
MONTH TO DATE 256 355 -99 414  
SINCE JUN 1 515 599 -84 673  
SINCE JAN 1 694 779 -85 713    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 5:00 AM  
LOWEST 35 1:00 PM  
AVERAGE 64  
   
......................................................  
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 101 1998  
MINIMUM TEMPERATURE (F) 64 52 2012  
 
SUNRISE AND SUNSET  
JULY 28 2025..........SUNRISE 6:00 AM PDT SUNSET 7:54 PM PDT  
JULY 29 2025..........SUNRISE 6:00 AM PDT SUNSET 7:53 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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