572  
CDUS44 KMRX 172112  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
512 PM EDT THU SEP 17 2020  
   
...............................
 
 
   
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 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 87 2:47 PM 100 2019 83 4 100  
MINIMUM 70 7:27 AM 49 1984 61 9 70  
1985  
AVERAGE 79 72 7 85  
 
PRECIPITATION (IN)  
TODAY 0.03 3.01 1971 0.14 -0.11 0.00  
MONTH TO DATE 0.53 2.23 -1.70 0.10  
SINCE SEP 1 0.53 2.23 -1.70 0.10  
SINCE JAN 1 52.70 37.49 15.21 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 MM  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 14 8 6 20  
MONTH TO DATE 253 169 84 302  
SINCE SEP 1 253 169 84 302  
SINCE JAN 1 1952 1619 333 2092    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 12.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1:00 AM  
LOWEST 50 4:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 98 1896  
1925  
1927  
MINIMUM TEMPERATURE (F) 61 47 1981  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2020.....SUNRISE 7:25 AM EDT SUNSET 7:44 PM EDT  
SEPTEMBER 18 2020.....SUNRISE 7:26 AM EDT SUNSET 7:43 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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