126  
CDUS44 KMRX 132124  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
524 PM EDT TUE MAY 13 2025  
   
...............................
 
 
   
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR MAY 13 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 72 2:32 PM 92 1962 80 -8 68  
MINIMUM 63 6:38 AM 37 1941 58 5 60  
AVERAGE 68 69 -1 64  
 
PRECIPITATION (IN)  
TODAY 1.48 3.08 1972 0.13 1.35 T  
MONTH TO DATE 8.33 1.86 6.47 3.67  
SINCE MAR 1 18.85 12.07 6.78 12.04  
SINCE JAN 1 27.25 22.12 5.13 21.66  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE MAR 1 T 1.1 -1.1 0.0  
SINCE JUL 1 4.1 3.6 0.5 2.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 1  
MONTH TO DATE 23 20 3 1  
SINCE MAR 1 391 544 -153 344  
SINCE JUL 1 2626 3016 -390 2516  
 
COOLING  
TODAY 3 5 -2 0  
MONTH TO DATE 34 54 -20 90  
SINCE MAR 1 139 114 25 172  
SINCE JAN 1 141 115 26 173    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 2.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1:00 AM  
LOWEST 66 11:00 AM  
AVERAGE 83  
   
......................................................
 
 
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 93 2018  
MINIMUM TEMPERATURE (F) 58 36 1941  
1960  
 
SUNRISE AND SUNSET  
MAY 13 2025...........SUNRISE 6:38 AM EDT SUNSET 8:36 PM EDT  
MAY 14 2025...........SUNRISE 6:38 AM EDT SUNSET 8:37 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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