878  
CDUS44 KMRX 130922  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
422 AM EST WED DEC 13 2023  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR DECEMBER 12 2023
 
 
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)  
YESTERDAY  
MAXIMUM 50 3:45 PM 75 1949 50 0 53  
MINIMUM 20 7:42 AM -5 1962 30 -10 32  
AVERAGE 35 40 -5 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.11 1956 0.13 -0.13 0.00  
MONTH TO DATE 3.13 1.55 1.58 2.02  
SINCE DEC 1 3.13 1.55 1.58 2.02  
SINCE JAN 1 38.41 41.76 -3.35 40.55  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1 -0.1 0.0  
MONTH TO DATE 0.0 0.6 -0.6 0.0  
SINCE DEC 1 0.0 0.6 -0.6 0.0  
SINCE JUL 1 0.0 0.9 -0.9 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 25 5 22  
MONTH TO DATE 257 288 -31 211  
SINCE DEC 1 257 288 -31 211  
SINCE JUL 1 969 1141 -172 1065  
 
COOLING  
YESTERDAY 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 7 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 1.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 6:00 AM  
LOWEST 33 4:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 72 2015  
MINIMUM TEMPERATURE (F) 30 -9 1962  
 
SUNRISE AND SUNSET  
DECEMBER 13 2023......SUNRISE 7:33 AM EST SUNSET 5:15 PM EST  
DECEMBER 14 2023......SUNRISE 7:33 AM EST SUNSET 5:15 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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