388  
CDUS46 KSGX 180929  
CLICNO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE SAN DIEGO, CA  
129 AM PST MON DEC 18 2023  
   
...............................
 
 
   
..THE CHINO AIRPORT CA CLIMATE SUMMARY FOR DECEMBER 17 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 12:15 PM 86 2013 68 15 66  
MINIMUM 40 7:04 AM 30 2015 40 0 35  
AVERAGE 62 54 8 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.34 2014 0.05 -0.05 0.00  
MONTH TO DATE 0.00 0.89 -0.89 0.99  
SINCE JUL 1 3.10 2.16 0.94 3.26  
SINCE OCT 1 0.35 2.01 -1.66 3.00  
SINCE JAN 1 20.66 9.18 11.48 4.10  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 11 -8 14  
MONTH TO DATE 123 176 -53 221  
SINCE DEC 1 123 176 -53 221  
SINCE JUL 1 255 362 -107 456  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1516 1818 -302 2318    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION N (10)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 2.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 2:00 AM  
LOWEST 14 2:00 PM  
AVERAGE 39  
   
......................................................
 
 
THE CHINO AIRPORT CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 82 2003  
2004  
MINIMUM TEMPERATURE (F) 40 30 2001  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 6:50 AM PST SUNSET 4:44 PM PST  
DECEMBER 19 2023......SUNRISE 6:51 AM PST SUNSET 4:44 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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