141  
CDUS44 KMRX 300844  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
444 AM EDT SAT AUG 30 2025  
   
...............................
 
 
   
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR AUGUST 29 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1879 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 4:40 PM 101 2024 88 -2 101  
MINIMUM 57 6:36 AM 54 1992 69 -12 71  
AVERAGE 72 78 -6 86  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.66 1884 0.11 -0.11 0.00  
MONTH TO DATE 8.05 3.46 4.59 0.13  
SINCE JUN 1 14.89 12.72 2.17 5.07  
SINCE JAN 1 45.83 36.92 8.91 28.90  
 
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 1 -1 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 7 14 -7 21  
MONTH TO DATE 376 441 -65 479  
SINCE JUN 1 1358 1303 55 1513  
SINCE JAN 1 1626 1549 77 1852    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 2.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 4:00 AM  
LOWEST 32 4:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 88 100 2024  
MINIMUM TEMPERATURE (F) 68 53 1992  
 
SUNRISE AND SUNSET  
AUGUST 30 2025........SUNRISE 7:12 AM EDT SUNSET 8:10 PM EDT  
AUGUST 31 2025........SUNRISE 7:13 AM EDT SUNSET 8:08 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