490  
CDUS44 KMRX 200825  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
425 AM EDT WED SEP 20 2023  
   
...............................
 
 
   
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 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 84 3:46 PM 100 1925 84 0 88  
MINIMUM 56 6:54 AM 42 1981 63 -7 61  
AVERAGE 70 73 -3 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.26 2021 0.15 -0.15 0.00  
MONTH TO DATE 0.09 2.61 -2.52 2.76  
SINCE SEP 1 0.09 2.61 -2.52 2.76  
SINCE JAN 1 37.86 39.74 -1.88 44.34  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 5 8 -3 10  
MONTH TO DATE 222 203 19 197  
SINCE SEP 1 222 203 19 197  
SINCE JAN 1 1776 1776 0 2000    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 2.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 7:00 AM  
LOWEST 36 3:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 99 1925  
MINIMUM TEMPERATURE (F) 62 40 1889  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2023.....SUNRISE 7:27 AM EDT SUNSET 7:41 PM EDT  
SEPTEMBER 21 2023.....SUNRISE 7:28 AM EDT SUNSET 7:39 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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