080  
CDUS44 KMRX 202119  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
519 PM EDT SUN SEP 20 2020  
   
...............................
 
 
   
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 2020
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1879 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 79 3:47 PM 99 1925 82 -3 87  
MINIMUM 60 4:14 AM 40 1889 60 0 63  
AVERAGE 70 71 -1 75  
 
PRECIPITATION (IN)  
TODAY 0.00 3.37 2009 0.14 -0.14 0.00  
MONTH TO DATE 0.53 2.63 -2.10 0.10  
SINCE SEP 1 0.53 2.63 -2.10 0.10  
SINCE JAN 1 52.70 37.89 14.81 45.71  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 1 -1 0  
MONTH TO DATE 0 2 -2 0  
SINCE SEP 1 0 2 -2 0  
SINCE JUL 1 0 2 -2 0  
 
COOLING  
TODAY 5 7 -2 10  
MONTH TO DATE 272 190 82 342  
SINCE SEP 1 272 190 82 342  
SINCE JAN 1 1971 1640 331 2132    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 3:00 AM  
LOWEST 43 4:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 98 1955  
MINIMUM TEMPERATURE (F) 60 44 1956  
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2020.....SUNRISE 7:28 AM EDT SUNSET 7:40 PM EDT  
SEPTEMBER 21 2020.....SUNRISE 7:28 AM EDT SUNSET 7:38 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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