333  
CDUS44 KMRX 212114  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
514 PM EDT THU AUG 21 2025  
   
...............................  
 
   
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR AUGUST 21 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 89 3:59 PM 103 1983 90 -1 84  
MINIMUM 72 6:37 AM 56 1927 70 2 64  
AVERAGE 81 80 1 74  
 
PRECIPITATION (IN)  
TODAY 0.00 1.22 1901 0.11 -0.11 0.00  
MONTH TO DATE 8.05 2.55 5.50 0.13  
SINCE JUN 1 14.89 11.81 3.08 5.07  
SINCE JAN 1 45.83 36.01 9.82 28.90  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 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  
TODAY 16 15 1 9  
MONTH TO DATE 304 328 -24 356  
SINCE JUN 1 1286 1190 96 1390  
SINCE JAN 1 1554 1436 118 1729    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 5.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 12:00 AM  
LOWEST 74 11:00 AM  
AVERAGE 85  
   
......................................................  
 
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 103 2007  
MINIMUM TEMPERATURE (F) 70 55 1930  
1956  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 7:06 AM EDT SUNSET 8:22 PM EDT  
AUGUST 22 2025........SUNRISE 7:06 AM EDT SUNSET 8:20 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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