910  
CDUS44 KMRX 170818  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
418 AM EDT TUE JUN 17 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR JUNE 16 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 82 2:40 PM 94 1952 84 -2 93  
2015  
2022  
MINIMUM 68 5:20 AM 50 2002 61 7 63  
AVERAGE 75 73 2 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.45 1.96 1989 0.13 0.32 0.00  
MONTH TO DATE 1.75 2.04 -0.29 0.77  
SINCE JUN 1 1.75 2.04 -0.29 0.77  
SINCE JAN 1 18.64 21.07 -2.43 19.97  
 
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 7.9 9.2 -1.3 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 10 8 2 13  
MONTH TO DATE 103 99 4 104  
SINCE JUN 1 103 99 4 104  
SINCE JAN 1 218 194 24 230    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 2.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1:00 AM  
LOWEST 69 5:00 PM  
AVERAGE 85  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 95 1944  
MINIMUM TEMPERATURE (F) 61 50 1974  
 
SUNRISE AND SUNSET  
JUNE 17 2025..........SUNRISE 6:11 AM EDT SUNSET 8:50 PM EDT  
JUNE 18 2025..........SUNRISE 6:11 AM EDT SUNSET 8:50 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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