319  
CDUS44 KMRX 212134  
CLITYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
534 PM EDT WED MAY 21 2025  
   
...............................  
 
...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR MAY 21 2025...  
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 78 3:59 PM 95 1941 80 -2 87  
MINIMUM 65 2:56 AM 41 1894 58 7 65  
1954  
2002  
AVERAGE 72 69 3 76  
 
PRECIPITATION (IN)  
TODAY 0.00 2.02 1901 0.12 -0.12 0.00  
MONTH TO DATE 6.06 2.87 3.19 5.15  
SINCE MAR 1 15.89 12.47 3.42 14.06  
SINCE JAN 1 23.30 22.04 1.26 24.91  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 1 -1 0  
MONTH TO DATE 33 45 -12 11  
SINCE MAR 1 505 695 -190 485  
SINCE JUL 1 3121 3519 -398 2987  
 
COOLING  
TODAY 7 5 2 11  
MONTH TO DATE 95 81 14 103  
SINCE MAR 1 203 122 81 156  
SINCE JAN 1 204 122 82 157    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 12.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 39 4:00 PM  
AVERAGE 68  
   
......................................................  
 
THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 96 1941  
MINIMUM TEMPERATURE (F) 59 39 1883  
 
SUNRISE AND SUNSET  
MAY 21 2025...........SUNRISE 6:26 AM EDT SUNSET 8:39 PM EDT  
MAY 22 2025...........SUNRISE 6:26 AM EDT SUNSET 8:40 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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