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

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105
CXUS54 KMRX 011015
CLSTRI

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
515 AM EST SUN DEC 01 2024

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

...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR THE SEASON, FROM
9/1/2024 TO 11/30/2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1937 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART
                VALUE   DATE(S)   VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
RECORD
 HIGH            100   09/07/1954
                       09/06/1954
 LOW               5   11/25/1950
HIGHEST           90   09/22
LOWEST            22   11/30
AVG. MAXIMUM    72.9
AVG. MINIMUM    47.6
MEAN            60.2               57.4     2.8
DAYS MAX >= 90     1
DAYS MIN <= 32    12

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       14.51   1972
 MINIMUM        2.70   1939
TOTALS          9.55               8.50    1.05
DAILY AVG.      0.11
DAYS >= .01       25
DAYS >= .10       15
DAYS >= .50        6
DAYS >= 1.00       2
GREATEST
 24 HR. TOTAL   4.30

SNOWFALL (INCHES)
TOTALS           0.4
SINCE 7/1        0.4
SNOWDEPTH AVG.     0
DAYS >= TRACE      2
DAYS >= 1.0        0
GREATEST
 SNOW DEPTH        0

DEGREE DAYS
HEATING TOTAL    626                852    -226
COOLING TOTAL    220                162      58
................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    30/220    DATE  09/24
HIGHEST GUST SPEED/DIRECTION    45/150    DATE  09/27

SKY COVER
AVERAGE SKY COVER           0.54


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                8     RAIN                      15
LIGHT RAIN               30     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                2     SLEET                      0
FOG                      61     FOG W/VIS <= 1/4 MILE     12
HAZE                      7

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

$$