669  
CDUS44 KMRX 212141  
CLICHA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MORRISTOWN, TN  
541 PM EDT MON APR 21 2025  
   
...............................  
 
   
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR APRIL 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 78 3:02 PM 88 1987 75 3 63  
1994  
2002  
MINIMUM 60 4:51 AM 28 1983 51 9 49  
AVERAGE 69 63 6 56  
 
PRECIPITATION (IN)  
TODAY T 1.27 1928 0.16 -0.16 T  
MONTH TO DATE 2.84 3.38 -0.54 2.49  
SINCE MAR 1 8.29 8.72 -0.43 7.73  
SINCE JAN 1 16.69 18.77 -2.08 17.35  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.0 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 4 -4 9  
MONTH TO DATE 95 123 -28 76  
SINCE MAR 1 368 500 -132 324  
SINCE JUL 1 2603 2972 -369 2496  
 
COOLING  
TODAY 4 2 2 0  
MONTH TO DATE 62 28 34 49  
SINCE MAR 1 68 38 30 49  
SINCE JAN 1 70 39 31 50    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 5.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 5:00 AM  
LOWEST 40 11:00 AM  
AVERAGE 65  
   
......................................................  
 
THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 90 1987  
MINIMUM TEMPERATURE (F) 52 33 2021  
 
SUNRISE AND SUNSET  
APRIL 21 2025.........SUNRISE 7:01 AM EDT SUNSET 8:18 PM EDT  
APRIL 22 2025.........SUNRISE 7:00 AM EDT SUNSET 8:19 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