988  
CDUS44 KMRX 270824  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
424 AM EDT TUE MAY 27 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 26 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 65 2:52 PM 91 2012 79 -14 84  
MINIMUM 56 11:59 PM 39 1988 55 1 59  
AVERAGE 61 67 -6 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.21 2.86 1997 0.13 0.08 0.09  
MONTH TO DATE 3.41 3.19 0.22 4.38  
SINCE MAR 1 9.16 10.94 -1.78 10.71  
SINCE JAN 1 15.79 18.40 -2.61 18.65  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 1.2 -1.2 0.0  
SINCE JUL 1 7.9 9.2 -1.3 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 2 2 0  
MONTH TO DATE 76 86 -10 25  
SINCE MAR 1 749 904 -155 648  
SINCE JUL 1 3795 4137 -342 3535  
 
COOLING  
YESTERDAY 0 4 -4 7  
MONTH TO DATE 53 60 -7 93  
SINCE MAR 1 112 74 38 117  
SINCE JAN 1 112 74 38 117    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 4:00 PM  
LOWEST 56 12:00 AM  
AVERAGE 77  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 91 2012  
MINIMUM TEMPERATURE (F) 56 38 1961  
 
SUNRISE AND SUNSET  
MAY 27 2025...........SUNRISE 6:15 AM EDT SUNSET 8:39 PM EDT  
MAY 28 2025...........SUNRISE 6:14 AM EDT SUNSET 8:40 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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