Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN

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172
CDUS44 KMRX 130835
CLICHA

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
435 AM EDT MON OCT 13 2025

...................................

...THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR OCTOBER 12 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         79   4:48 PM  88    1963  76      3       81
  MINIMUM         50   6:58 AM  32    1906  53     -3       48
  AVERAGE         65                        64      1       65

PRECIPITATION (IN)
  YESTERDAY        0.00          1.91 1900   0.10  -0.10     0.00
  MONTH TO DATE    0.12                      1.44  -1.32      T
  SINCE SEP 1      1.82                      5.67  -3.85     5.76
  SINCE JAN 1     47.65                     42.80   4.85    34.69

SNOWFALL (IN)
  YESTERDAY        0.0                       0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 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
  YESTERDAY        0                         3     -3        0
  MONTH TO DATE    0                        23    -23        1
  SINCE SEP 1      0                        30    -30        1
  SINCE JUL 1      0                        30    -30        1

 COOLING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE   63                        44     19       82
  SINCE SEP 1    369                       320     49      418
  SINCE JAN 1   2014                      1893    121     2312
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     3.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           3:00 AM
 LOWEST     30           3:00 PM
 AVERAGE    64

..........................................................


THE CHATTANOOGA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        88      1954
 MINIMUM TEMPERATURE (F)   53        32      1988


SUNRISE AND SUNSET
OCTOBER 13 2025.......SUNRISE   7:45 AM EDT   SUNSET   7:08 PM EDT
OCTOBER 14 2025.......SUNRISE   7:46 AM EDT   SUNSET   7:07 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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