004  
CDUS44 KMRX 190938  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
438 AM EST TUE DEC 19 2023  
   
...............................  
 
   
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR DECEMBER 18 2023  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1879 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 55 3:02 PM 73 2006 53 2 46  
2021  
MINIMUM 33 11:59 PM 10 1901 35 -2 29  
AVERAGE 44 44 0 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.27 1967 0.17 -0.17 0.00  
MONTH TO DATE 4.24 3.20 1.04 5.93  
SINCE DEC 1 4.24 3.20 1.04 5.93  
SINCE JAN 1 45.29 52.95 -7.66 58.11  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE DEC 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 21 0 27  
MONTH TO DATE 302 356 -54 269  
SINCE DEC 1 302 356 -54 269  
SINCE JUL 1 723 918 -195 816  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1948 1919 29 2084    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 11.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 12:00 AM  
LOWEST 32 3:00 PM  
AVERAGE 53  
   
......................................................  
 
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 73 1889  
MINIMUM TEMPERATURE (F) 35 8 1884  
 
SUNRISE AND SUNSET  
DECEMBER 19 2023......SUNRISE 7:44 AM EST SUNSET 5:32 PM EST  
DECEMBER 20 2023......SUNRISE 7:44 AM EST SUNSET 5:32 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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