328  
CDUS44 KMRX 180920  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
420 AM EST MON DEC 18 2023  
   
...............................
 
 
   
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 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 54 3:31 PM 75 1924 53 1 49  
MINIMUM 45 11:59 PM 11 1945 35 10 38  
AVERAGE 50 44 6 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.51 4.65 1961 0.17 0.34 0.00  
MONTH TO DATE 4.24 3.03 1.21 5.93  
SINCE DEC 1 4.24 3.03 1.21 5.93  
SINCE JAN 1 45.29 52.78 -7.49 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 15 21 -6 21  
MONTH TO DATE 281 335 -54 242  
SINCE DEC 1 281 335 -54 242  
SINCE JUL 1 702 897 -195 789  
 
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 20 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 12:00 AM  
LOWEST 68 10:00 PM  
AVERAGE 83  
   
......................................................
 
 
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 53 73 2006  
2021  
MINIMUM TEMPERATURE (F) 35 10 1901  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 7:43 AM EST SUNSET 5:31 PM EST  
DECEMBER 19 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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