979  
CDUS44 KMRX 070808  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
408 AM EDT TUE OCT 07 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR OCTOBER 6 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 83 4:05 PM 91 1941 74 9 83  
MINIMUM 54 6:15 AM 34 1988 49 5 53  
AVERAGE 69 61 8 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.65 1959 0.08 -0.08 0.00  
MONTH TO DATE 0.00 0.51 -0.51 0.10  
SINCE SEP 1 4.15 3.35 0.80 7.76  
SINCE JAN 1 38.77 35.06 3.71 38.18  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 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 5 -5 0  
MONTH TO DATE 7 26 -19 0  
SINCE SEP 1 24 62 -38 8  
SINCE JUL 1 31 63 -32 9  
 
COOLING  
YESTERDAY 4 1 3 3  
MONTH TO DATE 8 10 -2 31  
SINCE SEP 1 105 152 -47 209  
SINCE JAN 1 1152 1094 58 1337    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 1.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 8:00 AM  
LOWEST 44 4:00 PM  
AVERAGE 71  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 90 2018  
MINIMUM TEMPERATURE (F) 48 33 1964  
1985  
 
SUNRISE AND SUNSET  
OCTOBER 7 2025.......SUNRISE 7:30 AM EDT SUNSET 7:04 PM EDT  
OCTOBER 8 2025.......SUNRISE 7:31 AM EDT SUNSET 7:03 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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