718  
CDUS44 KMRX 302112  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
512 PM EDT MON JUN 30 2025  
   
...............................
 
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR JUNE 30 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 89 3:49 PM 103 2012 86 3 88  
MINIMUM 67 5:01 AM 50 1940 64 3 70  
AVERAGE 78 75 3 79  
 
PRECIPITATION (IN)  
TODAY 0.00 2.22 1983 0.14 -0.14 0.82  
MONTH TO DATE 4.39 3.92 0.47 1.72  
SINCE JUN 1 4.39 3.92 0.47 1.72  
SINCE JAN 1 21.28 22.95 -1.67 20.92  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 7.9 9.2 -1.3 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 2 4 -2 1  
SINCE JUN 1 2 4 -2 1  
SINCE JUL 1 3800 4146 -346 3540  
 
COOLING  
TODAY 13 10 3 14  
MONTH TO DATE 278 225 53 292  
SINCE JUN 1 278 225 53 292  
SINCE JAN 1 393 320 73 418    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 4:00 AM  
LOWEST 50 4:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 100 2012  
MINIMUM TEMPERATURE (F) 64 51 1980  
1988  
2008  
 
SUNRISE AND SUNSET  
JUNE 30 2025..........SUNRISE 6:15 AM EDT SUNSET 8:52 PM EDT  
JULY 1 2025..........SUNRISE 6:15 AM EDT SUNSET 8:52 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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