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

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CXUS54 KMRX 011652
CLMCHA


CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
1152 AM EST MON JAN 1 2018

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

...THE CHATTANOOGA  ASOS CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1879 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            68   12/23
LOWEST             20   12/31
AVG. MAXIMUM     51.6              52.1    -0.5
AVG. MINIMUM     34.1              33.1     1.0
MEAN             42.9              42.6     0.3
DAYS MAX >= 90      0
DAYS MAX <= 32      0
DAYS MIN <= 32     17
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        13.68   1961
 MINIMUM         0.44   1889
TOTALS           3.34              4.90   -1.56
DAYS >= .01         8
DAYS >= .10         5
DAYS >= .50         2
DAYS >= 1.00        1
GREATEST
 24 HR. TOTAL    1.80   12/20 TO 12/20

SNOWFALL (INCHES)
TOTALS            0.5               0.3     0.2
SINCE 7/1         0.5
SNOWDEPTH AVG.      0
DAYS >= TRACE       1
GREATEST
 SNOW DEPTH         T   12/08

DEGREE_DAYS
HEATING TOTAL     681               695     -14
 SINCE 7/1       1192              1284     -92
COOLING TOTAL       0                 1      -1
 SINCE 1/1       1965              1742     223
.................................................



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

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