385  
CDUS44 KMRX 310912  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
512 AM EDT THU JUL 31 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR JULY 30 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 93 3:22 PM 96 1995 86 7 86  
MINIMUM 71 11:59 PM 51 2014 65 6 66  
AVERAGE 82 75 7 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.61 1.30 1997 0.16 0.45 0.47  
MONTH TO DATE 6.95 4.83 2.12 4.26  
SINCE JUN 1 12.48 8.75 3.73 5.98  
SINCE JAN 1 29.37 27.78 1.59 25.18  
 
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 17 10 7 11  
MONTH TO DATE 396 319 77 385  
SINCE JUN 1 674 544 130 677  
SINCE JAN 1 789 639 150 803    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 2.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 54 3:00 PM  
AVERAGE 77  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 95 1995  
MINIMUM TEMPERATURE (F) 65 55 1993  
 
SUNRISE AND SUNSET  
JULY 31 2025..........SUNRISE 6:35 AM EDT SUNSET 8:36 PM EDT  
AUGUST 1 2025........SUNRISE 6:36 AM EDT SUNSET 8:35 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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