961  
CDUS46 KSGX 291020  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
220 AM PST MON DEC 29 2025  
   
...............................  
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 28 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 MM MM 85 2017 69 MM 69  
MINIMUM MM MM 27 2003 41 MM 43  
AVERAGE MM 54 MM 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.66 2020 0.07 -0.07 0.00  
MONTH TO DATE 1.58 1.49 0.09 T  
SINCE JUL 1 6.42 2.76 3.66 0.10  
SINCE OCT 1 6.40 2.61 3.79 0.10  
SINCE JAN 1 11.57 9.78 1.79 17.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 10 MM 9  
MONTH TO DATE 130 296 -166 220  
SINCE DEC 1 130 296 -166 220  
SINCE JUL 1 254 482 -228 454  
 
COOLING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 1 0 1 0  
SINCE DEC 1 1 0 1 0  
SINCE JAN 1 1699 1818 -119 1710    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION E (100)  
HIGHEST WIND SPEED 0 HIGHEST WIND DIRECTION N (0)  
HIGHEST GUST SPEED 0 HIGHEST GUST DIRECTION N (0)  
AVERAGE WIND SPEED 1.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................  
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 88 2017  
MINIMUM TEMPERATURE (F) 41 31 2003  
 
SUNRISE AND SUNSET  
DECEMBER 29 2025......SUNRISE 6:55 AM PST SUNSET 4:50 PM PST  
DECEMBER 30 2025......SUNRISE 6:55 AM PST SUNSET 4:51 PM PST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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