687  
CDUS44 KMRX 010825  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
325 AM EST SAT FEB 01 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR JANUARY 31 2025
 
 
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)  
YESTERDAY  
MAXIMUM 54 3:48 PM 76 2002 48 6 44  
MINIMUM 45 2:53 AM -15 1966 27 18 39  
AVERAGE 50 37 13 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.94 1.75 1957 0.12 0.82 0.06  
MONTH TO DATE 2.49 3.65 -1.16 3.72  
SINCE DEC 1 5.51 7.41 -1.90 7.31  
SINCE JAN 1 2.49 3.65 -1.16 3.72  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1 -0.1 0.0  
MONTH TO DATE 3.9 3.0 0.9 3.1  
SINCE DEC 1 5.0 4.7 0.3 3.1  
SINCE JUL 1 5.4 5.0 0.4 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 28 -13 23  
MONTH TO DATE 1070 887 183 901  
SINCE DEC 1 1806 1682 124 1592  
SINCE JUL 1 2433 2535 -102 2304  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 6:00 AM  
LOWEST 71 12:00 AM  
AVERAGE 86  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 48 70 1988  
MINIMUM TEMPERATURE (F) 27 4 1980  
 
SUNRISE AND SUNSET  
FEBRUARY 1 2025......SUNRISE 7:31 AM EST SUNSET 5:56 PM EST  
FEBRUARY 2 2025......SUNRISE 7:30 AM EST SUNSET 5:57 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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