311  
CDUS44 KMRX 310825  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
325 AM EST FRI JAN 31 2025  
   
...............................  
 
   
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR JANUARY 30 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 66 4:45 PM 77 2002 52 14 59  
MINIMUM 38 3:34 AM -7 1966 33 5 27  
AVERAGE 52 42 10 43  
 
PRECIPITATION (IN)  
YESTERDAY T 3.10 1914 0.16 -0.16 0.07  
MONTH TO DATE 2.90 4.86 -1.96 6.47  
SINCE DEC 1 6.18 10.11 -3.93 12.66  
SINCE JAN 1 2.90 4.86 -1.96 6.47  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.1 -0.1 0.0  
MONTH TO DATE 3.3 1.0 2.3 2.1  
SINCE DEC 1 3.3 1.3 2.0 2.1  
SINCE JUL 1 3.3 1.3 2.0 2.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 13 23 -10 22  
MONTH TO DATE 849 704 145 773  
SINCE DEC 1 1438 1348 90 1325  
SINCE JUL 1 1757 1910 -153 1746  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 1 -1 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 2.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 6:00 AM  
LOWEST 29 4:00 PM  
AVERAGE 54  
   
......................................................  
 
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 52 73 2002  
MINIMUM TEMPERATURE (F) 33 -10 1966  
 
SUNRISE AND SUNSET  
JANUARY 31 2025.......SUNRISE 7:40 AM EST SUNSET 6:09 PM EST  
FEBRUARY 1 2025......SUNRISE 7:39 AM EST SUNSET 6:10 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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