410  
CDUS44 KMRX 272200  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
500 PM EST SAT DEC 27 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR DECEMBER 27 2025  
 
VALID TODAY AS OF 0500 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 70 3:41 PM 77 2015 47 23 62  
MINIMUM 48 8:34 AM 8 1948 28 20 33  
AVERAGE 59 38 21 48  
 
PRECIPITATION (IN)  
TODAY 0.00 1.16 1974 0.12 -0.12 0.09  
MONTH TO DATE 1.85 3.32 -1.47 1.95  
SINCE DEC 1 1.85 3.32 -1.47 1.95  
SINCE JAN 1 44.29 43.53 0.76 41.92  
 
SNOWFALL (IN)  
TODAY 0.0 0.1 -0.1 0.0  
MONTH TO DATE 0.9 1.4 -0.5 1.1  
SINCE DEC 1 0.9 1.4 -0.5 1.1  
SINCE JUL 1 1.4 1.7 -0.3 1.5  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 6 27 -21 17  
MONTH TO DATE 669 683 -14 687  
SINCE DEC 1 669 683 -14 687  
SINCE JUL 1 1479 1536 -57 1314  
 
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 10 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 47 3:00 PM  
AVERAGE 74  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 47 73 2015  
2021  
MINIMUM TEMPERATURE (F) 28 8 2010  
 
SUNRISE AND SUNSET  
DECEMBER 27 2025......SUNRISE 7:40 AM EST SUNSET 5:21 PM EST  
DECEMBER 28 2025......SUNRISE 7:41 AM EST SUNSET 5:22 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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