Climatological Report (Monthly)
Issued by NWS Memphis, TN

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CXUS54 KMEG 011443
CLMMKL


CLIMATE REPORT
NATIONAL WEATHER SERVICE MEMPHIS TN
841 AM CST TUE JAN 1 2019

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

...THE JACKSON CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              80   12/31/1951
 LOW              -10   12/24/1963
HIGHEST            70   12/31        51      19       70  12/04
LOWEST             17   12/11        32     -15       12  12/31
AVG. MAXIMUM     51.6              50.6     1.0     50.4
AVG. MINIMUM     34.2              31.0     3.2     30.2
MEAN             42.9              40.8     2.1     40.3
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               1.9    -1.9        2
DAYS MIN <= 32     15              17.7    -2.7       19
DAYS MIN <= 0       0               0.1    -0.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        12.47   1978
 MINIMUM         0.85   1976
TOTALS           5.31              5.35   -0.04     6.61
DAILY AVG.       0.17              0.17    0.00     0.21
DAYS >= .01        15              10.3     4.7        7
DAYS >= .10         8               6.8     1.2        6
DAYS >= .50         4               3.7     0.3        4
DAYS >= 1.00        1               1.8    -0.8        2
GREATEST
 24 HR. TOTAL    1.67   12/31 TO 12/31

SNOWFALL (INCHES)
RECORDS
 TOTAL           13.0   1963
TOTALS            0.0               0.2    -0.2      0.0
SINCE 7/1         0.5               0.3     0.2      0.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.1    -0.1        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   12/31 TO 12/31

DEGREE_DAYS
HEATING TOTAL     680               751     -71      760
 SINCE 7/1       1481              1418      63     1361
COOLING TOTAL       0                 1      -1        0
 SINCE 1/1       2173              1698     475     1812
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.6
HIGHEST WIND SPEED/DIRECTION    36/270    DATE  12/31
HIGHEST GUST SPEED/DIRECTION    48/270    DATE  12/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           11
NUMBER OF DAYS PC              8
NUMBER OF DAYS CLOUDY         12

AVERAGE RH (PERCENT)     78

WEATHER CONDITIONS. NUMBER OF DAYS WITH
  0
  7
  0
  0
  0
  0
  2
HAZE                      1

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

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