664  
CDUS44 KMRX 202236  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
536 PM EST WED DEC 20 2023  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR DECEMBER 20 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 50 3:42 PM 66 1978 48 2 52  
1987  
MINIMUM 18 7:58 AM 5 2004 29 -11 29  
AVERAGE 34 39 -5 41  
 
PRECIPITATION (IN)  
TODAY 0.00 1.29 1946 0.12 -0.12 0.00  
MONTH TO DATE 3.22 2.53 0.69 3.09  
SINCE DEC 1 3.22 2.53 0.69 3.09  
SINCE JAN 1 38.50 42.74 -4.24 41.62  
 
SNOWFALL (IN)  
TODAY 0.0 0.1 -0.1 0.0  
MONTH TO DATE T 1.0 -1.0 0.0  
SINCE DEC 1 T 1.0 -1.0 0.0  
SINCE JUL 1 T 1.3 -1.3 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 31 26 5 24  
MONTH TO DATE 461 494 -33 418  
SINCE DEC 1 461 494 -33 418  
SINCE JUL 1 1173 1347 -174 1272  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1077 1104 -27 1294    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 5 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 7 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 0.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 5:00 AM  
LOWEST 29 4:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 74 2013  
MINIMUM TEMPERATURE (F) 29 7 1963  
1996  
 
SUNRISE AND SUNSET  
DECEMBER 20 2023......SUNRISE 7:37 AM EST SUNSET 5:17 PM EST  
DECEMBER 21 2023......SUNRISE 7:38 AM EST SUNSET 5:18 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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