979  
CDUS44 KMRX 130832  
CLITYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
432 AM EDT SUN APR 13 2025  
   
...............................
 
 
...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR APRIL 12 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 56 5:40 PM 87 1887 70 -14 60  
1906  
1930  
MINIMUM 38 7:10 AM 26 1989 47 -9 45  
AVERAGE 47 59 -12 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.14 2020 0.15 -0.15 T  
MONTH TO DATE 2.04 1.89 0.15 2.66  
SINCE MAR 1 6.46 6.78 -0.32 7.67  
SINCE JAN 1 13.87 16.35 -2.48 18.52  
 
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 18 7 11 12  
MONTH TO DATE 97 106 -9 101  
SINCE MAR 1 433 558 -125 421  
SINCE JUL 1 3049 3382 -333 2923  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 43 10 33 12  
SINCE MAR 1 48 15 33 12  
SINCE JAN 1 49 15 34 13    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 5.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 10:00 PM  
LOWEST 36 7:00 PM  
AVERAGE 56  
   
......................................................
 
 
THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 89 1887  
MINIMUM TEMPERATURE (F) 47 27 1940  
 
SUNRISE AND SUNSET  
APRIL 13 2025.........SUNRISE 7:05 AM EDT SUNSET 8:08 PM EDT  
APRIL 14 2025.........SUNRISE 7:04 AM EDT SUNSET 8:09 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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