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

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213
CXUS54 KMRX 011941
CLSCHA

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
341 PM EDT MON SEP 01 2025

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

...THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2025 TO 8/31/2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1879 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH            107   06/30/2012
 LOW              39   06/01/1889
HIGHEST           96   07/15
                       07/28
                       07/29
LOWEST            55   08/27
AVG. MAXIMUM    89.2
AVG. MINIMUM    70.3
MEAN            79.7               79.4     0.3
DAYS MAX >= 90    47
DAYS MIN <= 32     0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       24.72   1920
 MINIMUM        3.36   1902
TOTALS         14.89              12.93    1.96
DAILY AVG.      0.16
DAYS >= .01       29
DAYS >= .10       20
DAYS >= .50        7
DAYS >= 1.00       3
GREATEST
 24 HR. TOTAL   6.53   08/12 TO 08/13

SNOWFALL (INCHES)
TOTALS           0.0
SINCE 7/1        0.0
SNOWDEPTH AVG.     0
DAYS >= TRACE      0
DAYS >= 1.0        0
GREATEST
 SNOW DEPTH        0

DEGREE DAYS
HEATING TOTAL      0                  1      -1
COOLING TOTAL   1377               1328      49
................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    35/240    DATE  06/07
HIGHEST GUST SPEED/DIRECTION    51/250    DATE  06/07

SKY COVER
AVERAGE SKY COVER           0.51


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             39     MIXED PRECIP               2
HEAVY RAIN               16     RAIN                      20
LIGHT RAIN               39     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      28     FOG W/VIS <= 1/4 MILE      2
HAZE                     10

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

$$