329  
CDUS44 KMRX 170817  
CLITYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
417 AM EDT SAT MAY 17 2025  
   
...............................  
 
...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR MAY 16 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1871 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 84 3:31 PM 92 1962 79 5 81  
MINIMUM 72 6:11 AM 37 1997 57 15 61  
AVERAGE 78 68 10 71  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.34 1934 0.13 -0.13 0.00  
MONTH TO DATE 4.09 2.23 1.86 4.98  
SINCE MAR 1 13.92 11.83 2.09 13.89  
SINCE JAN 1 21.33 21.40 -0.07 24.74  
 
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 0.9 -0.9 0.0  
SINCE JUL 1 7.5 4.6 2.9 8.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 33 38 -5 11  
SINCE MAR 1 505 688 -183 485  
SINCE JUL 1 3121 3512 -391 2987  
 
COOLING  
YESTERDAY 13 5 8 6  
MONTH TO DATE 53 56 -3 61  
SINCE MAR 1 161 97 64 114  
SINCE JAN 1 162 97 65 115    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 12.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 7:00 AM  
LOWEST 63 4:00 PM  
AVERAGE 73  
   
......................................................  
 
THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 92 1962  
MINIMUM TEMPERATURE (F) 57 39 1984  
 
SUNRISE AND SUNSET  
MAY 17 2025...........SUNRISE 6:29 AM EDT SUNSET 8:36 PM EDT  
MAY 18 2025...........SUNRISE 6:28 AM EDT SUNSET 8:37 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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