922  
CDUS46 KSGX 041025  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
225 AM PST THU DEC 04 2025  
   
...............................  
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 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 69 1:50 PM 78 2007 70 -1 74  
2015  
MINIMUM 45 3:06 AM 32 2004 41 4 41  
AVERAGE 57 56 1 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.11 2014 0.05 -0.05 0.00  
MONTH TO DATE 0.00 0.15 -0.15 0.00  
SINCE JUL 1 4.84 1.42 3.42 0.10  
SINCE OCT 1 4.82 1.27 3.55 0.10  
SINCE JAN 1 9.99 8.44 1.55 17.02  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 10 -2 7  
MONTH TO DATE 23 28 -5 17  
SINCE DEC 1 23 28 -5 17  
SINCE JUL 1 147 214 -67 251  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1698 1818 -120 1710    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 7.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 17 2:00 PM  
AVERAGE 59  
   
......................................................  
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 82 2007  
2023  
MINIMUM TEMPERATURE (F) 41 29 2004  
 
SUNRISE AND SUNSET  
DECEMBER 4 2025......SUNRISE 6:41 AM PST SUNSET 4:41 PM PST  
DECEMBER 5 2025......SUNRISE 6:41 AM PST SUNSET 4:41 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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