621
CDUS44 KMRX 120830
CLICHA
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
330 AM EST FRI DEC 12 2025
...............................
..THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR DECEMBER 11 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 50 3:04 PM 77 2007 54 -4 57
MINIMUM 32 8:04 AM 10 1962 36 -4 36
AVERAGE 41 45 -4 47
PRECIPITATION (IN)
YESTERDAY 0.00 3.15 1961 0.18 -0.18 T
MONTH TO DATE 1.14 1.98 -0.84 0.79
SINCE DEC 1 1.14 1.98 -0.84 0.79
SINCE JAN 1 54.38 51.73 2.65 38.97
SNOWFALL (IN)
YESTERDAY 0.0 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 T
SINCE DEC 1 0.0 0.0 0.0 T
SINCE JUL 1 T 0.0 0.0 T
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 24 20 4 18
MONTH TO DATE 239 211 28 251
SINCE DEC 1 239 211 28 251
SINCE JUL 1 696 773 -77 570
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 2051 1919 132 2376
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 6.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 11:00 PM
LOWEST 29 3:00 PM
AVERAGE 52
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THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 54 73 2015
MINIMUM TEMPERATURE (F) 36 2 1962
SUNRISE AND SUNSET
DECEMBER 12 2025......SUNRISE 7:40 AM EST SUNSET 5:30 PM EST
DECEMBER 13 2025......SUNRISE 7:40 AM EST SUNSET 5:30 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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