119  
CDUS44 KMRX 150823  
CLITYS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
423 AM EDT THU MAY 15 2025  
   
...............................  
 
...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR MAY 14 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 81 2:57 PM 91 1881 78 3 70  
1916  
2018  
MINIMUM 61 6:00 AM 39 1917 56 5 58  
AVERAGE 71 67 4 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.63 2012 0.13 -0.13 0.41  
MONTH TO DATE 4.09 1.96 2.13 4.98  
SINCE MAR 1 13.92 11.56 2.36 13.89  
SINCE JAN 1 21.33 21.13 0.20 24.74  
 
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 0 2 -2 1  
MONTH TO DATE 33 34 -1 11  
SINCE MAR 1 505 684 -179 485  
SINCE JUL 1 3121 3508 -387 2987  
 
COOLING  
YESTERDAY 6 4 2 0  
MONTH TO DATE 31 47 -16 53  
SINCE MAR 1 139 88 51 106  
SINCE JAN 1 140 88 52 107    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1:00 AM  
LOWEST 54 3:00 PM  
AVERAGE 76  
   
......................................................  
 
THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 91 1915  
MINIMUM TEMPERATURE (F) 57 36 1888  
 
SUNRISE AND SUNSET  
MAY 15 2025...........SUNRISE 6:30 AM EDT SUNSET 8:35 PM EDT  
MAY 16 2025...........SUNRISE 6:30 AM EDT SUNSET 8:35 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