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

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CXUS54 KMRX 012121
CLSCHA

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
521 PM EDT WED SEP 01 2021

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

...THE CHATTANOOGA AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2021 TO 8/31/2021...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1879 TO 2021

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH            107   06/30/2012
 LOW              39   06/01/1889
HIGHEST           97   08/25
LOWEST            60   06/23
AVG. MAXIMUM    88.5
AVG. MINIMUM    70.3
MEAN            79.4               79.4     0.0
DAYS MAX >= 90    40
DAYS MIN <= 32     0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       24.72   1920
 MINIMUM        3.36   1902
TOTALS         21.38              12.93    8.45
DAILY AVG.      0.23
DAYS >= .01       40
DAYS >= .10       25
DAYS >= .50       15
DAYS >= 1.00       8
GREATEST
 24 HR. TOTAL   3.62   08/15 TO 08/16

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   1351               1328      23
................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    36/020    DATE  06/12
HIGHEST GUST SPEED/DIRECTION    53/100    DATE  08/10

SKY COVER
AVERAGE SKY COVER           0.53


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             30     MIXED PRECIP               0
HEAVY RAIN               20     RAIN                      22
LIGHT RAIN               42     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      55     FOG W/VIS <= 1/4 MILE      1
HAZE                     23

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

$$