804  
CDUS44 KMRX 300821  
CLITYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
421 AM EDT WED APR 30 2025  
   
...............................
 
 
...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR APRIL 29 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 82 2:34 PM 89 2017 75 7 80  
MINIMUM 56 5:53 AM 33 1992 52 4 61  
AVERAGE 69 64 5 71  
 
PRECIPITATION (IN)  
YESTERDAY T 1.55 1963 0.15 -0.15 0.00  
MONTH TO DATE 5.41 4.56 0.85 3.54  
SINCE MAR 1 9.83 9.45 0.38 8.55  
SINCE JAN 1 17.24 19.02 -1.78 19.40  
 
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 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 136 196 -60 154  
SINCE MAR 1 472 648 -176 474  
SINCE JUL 1 3088 3472 -384 2976  
 
COOLING  
YESTERDAY 4 2 2 6  
MONTH TO DATE 94 36 58 51  
SINCE MAR 1 99 41 58 51  
SINCE JAN 1 100 41 59 52    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 8.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 6:00 AM  
LOWEST 53 10:00 AM  
AVERAGE 72  
   
......................................................
 
 
THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 92 1942  
MINIMUM TEMPERATURE (F) 52 35 1988  
 
SUNRISE AND SUNSET  
APRIL 30 2025.........SUNRISE 6:44 AM EDT SUNSET 8:22 PM EDT  
MAY 1 2025...........SUNRISE 6:43 AM EDT SUNSET 8:23 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab TN Page
The Nexlab VA Page
The Nexlab NC Page Main Text Page