124  
CDUS44 KMRX 260851  
CLITRI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
451 AM EDT MON MAY 26 2025  
   
...............................  
 
   
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 25 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 78 3:38 PM 90 1953 79 -1 77  
2021  
MINIMUM 45 4:59 AM 40 2013 55 -10 62  
AVERAGE 62 67 -5 70  
 
PRECIPITATION (IN)  
YESTERDAY T 1.69 1943 0.12 -0.12 0.23  
MONTH TO DATE 3.20 3.06 0.14 4.29  
SINCE MAR 1 8.95 10.81 -1.86 10.62  
SINCE JAN 1 15.58 18.27 -2.69 18.56  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 1.2 -1.2 0.0  
SINCE JUL 1 7.9 9.2 -1.3 3.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 2 1 0  
MONTH TO DATE 72 84 -12 25  
SINCE MAR 1 745 902 -157 648  
SINCE JUL 1 3791 4135 -344 3535  
 
COOLING  
YESTERDAY 0 4 -4 5  
MONTH TO DATE 53 56 -3 86  
SINCE MAR 1 112 70 42 110  
SINCE JAN 1 112 70 42 110    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 2.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 4:00 AM  
LOWEST 45 3:00 PM  
AVERAGE 71  
   
......................................................  
 
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 91 2012  
MINIMUM TEMPERATURE (F) 55 39 1988  
 
SUNRISE AND SUNSET  
MAY 26 2025...........SUNRISE 6:15 AM EDT SUNSET 8:38 PM EDT  
MAY 27 2025...........SUNRISE 6:15 AM EDT SUNSET 8:39 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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