755  
CDUS46 KSGX 040944  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
244 AM PDT SAT OCT 04 2025  
   
...............................  
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR OCTOBER 3 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 81 1:38 PM 105 2020 87 -6 99  
MINIMUM 57 11:33 PM 46 2002 57 0 58  
AVERAGE 69 72 -3 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.01 2004 0.01 -0.01 0.00  
MONTH TO DATE 0.00 0.02 -0.02 0.00  
SINCE JUL 1 0.02 0.17 -0.15 T  
SINCE OCT 1 0.00 0.02 -0.02 0.00  
SINCE JAN 1 5.17 7.19 -2.02 16.92  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 1 -1 0  
SINCE JUL 1 0 1 -1 0  
 
COOLING  
YESTERDAY 4 7 -3 14  
MONTH TO DATE 14 23 -9 45  
SINCE SEP 1 379 371 8 374  
SINCE JAN 1 1555 1664 -109 1554    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 42 2:00 PM  
AVERAGE 70  
   
......................................................  
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 104 2014  
MINIMUM TEMPERATURE (F) 56 45 2002  
 
SUNRISE AND SUNSET  
OCTOBER 4 2025.......SUNRISE 6:47 AM PDT SUNSET 6:30 PM PDT  
OCTOBER 5 2025.......SUNRISE 6:48 AM PDT SUNSET 6:29 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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