379  
CDUS44 KMRX 072157  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
457 PM EST SUN DEC 07 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR DECEMBER 7 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1937 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 57 2:52 PM 78 1951 51 6 47  
MINIMUM 23 7:51 AM 4 1977 30 -7 14  
AVERAGE 40 41 -1 31  
 
PRECIPITATION (IN)  
TODAY 0.00 1.46 2011 0.12 -0.12 0.00  
MONTH TO DATE 0.81 0.88 -0.07 0.04  
SINCE DEC 1 0.81 0.88 -0.07 0.04  
SINCE JAN 1 43.25 41.09 2.16 40.01  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE T 0.3 -0.3 1.1  
SINCE DEC 1 T 0.3 -0.3 1.1  
SINCE JUL 1 0.5 0.6 -0.1 1.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 25 24 1 34  
MONTH TO DATE 203 165 38 244  
SINCE DEC 1 203 165 38 244  
SINCE JUL 1 1013 1018 -5 871  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1154 1104 50 1348    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 0.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 12:00 AM  
LOWEST 34 3:00 PM  
AVERAGE 67  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 77 1978  
MINIMUM TEMPERATURE (F) 30 10 2006  
 
SUNRISE AND SUNSET  
DECEMBER 7 2025......SUNRISE 7:28 AM EST SUNSET 5:14 PM EST  
DECEMBER 8 2025......SUNRISE 7:29 AM EST SUNSET 5:14 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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