290  
CDUS44 KMRX 220835  
CLITYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
435 AM EDT TUE JUL 22 2025  
   
...............................
 
 
...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR JULY 21 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 91 3:23 PM 98 1926 89 2 89  
1934  
1985  
MINIMUM 73 11:59 PM 59 1903 69 4 68  
2009  
AVERAGE 82 79 3 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 1.44 1893 0.16 -0.03 1.16  
MONTH TO DATE 2.49 3.69 -1.20 2.61  
SINCE JUN 1 4.98 7.93 -2.95 7.15  
SINCE JAN 1 29.85 31.23 -1.38 35.43  
 
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 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 2 -2 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 17 14 3 14  
MONTH TO DATE 364 287 77 353  
SINCE JUN 1 749 598 151 724  
SINCE JAN 1 968 782 186 953    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 PM  
LOWEST 54 3:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 100 1952  
MINIMUM TEMPERATURE (F) 69 57 1902  
 
SUNRISE AND SUNSET  
JULY 22 2025..........SUNRISE 6:36 AM EDT SUNSET 8:48 PM EDT  
JULY 23 2025..........SUNRISE 6:37 AM EDT SUNSET 8:47 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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