255  
CDUS44 KMRX 010808  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
408 AM EDT SUN JUN 01 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 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 74 4:57 PM 94 2011 80 -6 79  
MINIMUM 52 3:09 AM 38 1984 57 -5 47  
AVERAGE 63 68 -5 63  
 
PRECIPITATION (IN)  
YESTERDAY 0.33 1.06 2004 0.13 0.20 0.00  
MONTH TO DATE 4.51 3.82 0.69 4.93  
SINCE MAR 1 10.26 11.57 -1.31 11.26  
SINCE JAN 1 16.89 19.03 -2.14 19.20  
 
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 2 1 1 2  
MONTH TO DATE 79 91 -12 29  
SINCE MAR 1 752 909 -157 652  
SINCE JUL 1 3798 4142 -344 3539  
 
COOLING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 56 81 -25 102  
SINCE MAR 1 115 95 20 126  
SINCE JAN 1 115 95 20 126    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 8.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 10:00 PM  
LOWEST 48 5:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 91 2011  
MINIMUM TEMPERATURE (F) 57 38 1966  
 
SUNRISE AND SUNSET  
JUNE 1 2025..........SUNRISE 6:13 AM EDT SUNSET 8:42 PM EDT  
JUNE 2 2025..........SUNRISE 6:13 AM EDT SUNSET 8:43 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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