773  
CDUS44 KMRX 220824  
CLITYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
424 AM EDT FRI AUG 22 2025  
   
...............................  
 
...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR AUGUST 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 90 4:27 PM 101 1983 88 2 80  
MINIMUM 71 6:22 AM 57 1875 67 4 58  
1893  
AVERAGE 81 77 4 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.36 1908 0.11 -0.11 0.00  
MONTH TO DATE 2.84 2.61 0.23 3.85  
SINCE JUN 1 9.14 12.10 -2.96 13.39  
SINCE JAN 1 34.01 35.40 -1.39 41.67  
 
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 16 12 4 4  
MONTH TO DATE 293 274 19 280  
SINCE JUN 1 1222 1005 217 1134  
SINCE JAN 1 1441 1189 252 1363    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 7:00 AM  
LOWEST 48 4:00 PM  
AVERAGE 71  
   
......................................................  
 
THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 99 1968  
1983  
2007  
MINIMUM TEMPERATURE (F) 67 53 1956  
 
SUNRISE AND SUNSET  
AUGUST 22 2025........SUNRISE 7:00 AM EDT SUNSET 8:16 PM EDT  
AUGUST 23 2025........SUNRISE 7:01 AM EDT SUNSET 8:15 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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