657  
CDUS44 KMRX 120833  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
433 AM EDT SAT JUL 12 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR JULY 11 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 88 5:05 PM 95 1988 87 1 90  
2011  
MINIMUM 66 3:32 AM 50 1963 65 1 58  
AVERAGE 77 76 1 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.23 1.06 1969 0.16 0.07 0.00  
MONTH TO DATE 1.23 1.66 -0.43 0.36  
SINCE JUN 1 6.76 5.58 1.18 2.08  
SINCE JAN 1 23.65 24.61 -0.96 21.28  
 
SNOWFALL (IN)  
YESTERDAY 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 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 2 7 -5 1  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 12 11 1 9  
MONTH TO DATE 132 114 18 149  
SINCE JUN 1 410 339 71 441  
SINCE JAN 1 525 434 91 567    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 2.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1:00 AM  
LOWEST 55 5:00 PM  
AVERAGE 78  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 87 93 1993  
2024  
MINIMUM TEMPERATURE (F) 65 52 1963  
 
SUNRISE AND SUNSET  
JULY 12 2025..........SUNRISE 6:21 AM EDT SUNSET 8:49 PM EDT  
JULY 13 2025..........SUNRISE 6:22 AM EDT SUNSET 8:48 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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