Climatological Report (Monthly)
Issued by NWS Huntsville, AL

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CXUS54 KHUN 022052
CLMMSL


CLIMATE REPORT
NATIONAL WEATHER SERVICE HUNTSVILLE AL
252 PM CST WED JAN 02 2019

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

...THE MUSCLE SHOALS CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1893 TO 2019

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             78   12/25/2016
                       12/27/2015
                       12/07/1998
 LOW              -5   12/23/1989
HIGHEST           72   12/31         MM      MM       71
LOWEST            24   12/06         MM      MM       16
AVG. MAXIMUM    55.0               52.8    2.20     52.9
AVG. MINIMUM    38.8               33.8    5.00     32.9
MEAN            46.9               43.3    3.60     42.9
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     0                1.0    -1.0        0
DAYS MIN <= 32     9               14.4    -5.4        9
DAYS MIN <= 0      0                0.1    -0.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       19.19   1990
 MINIMUM        0.65
TOTALS          7.02               5.68    1.34     5.36
DAILY AVG.      0.10               0.18   -0.08
DAYS >= .01       14               10.6     3.4       14
DAYS >= .10       10                7.3     2.7       10
DAYS >= .50        6                3.6     2.4        6
DAYS >= 1.00       2                1.7     0.3        2
GREATEST
 24 HR. TOTAL   2.08   12/27 TO 12/28               2.07

SNOWFALL (INCHES)
RECORDS
 TOTAL          11.1   1963
 24 HR TOTAL     6.0   12/22/1963 TO 12/22/1963
                       12/27/1907 TO 12/27/1907
TOTALS           0.0                0.4    -0.4      0.0
SINCE 7/1        0.0                0.4    -0.4       MM
DAYS >= TRACE     MM                0.4      MM
DAYS >= 1.0       MM                0.1      MM
GREATEST
 24 HR TOTAL     0.0                                 0.0

DEGREE DAYS
HEATING TOTAL    554                674    -120      676
 SINCE 7/1      1181               1236     -55     1183
COOLING TOTAL      0                  1      -1        0
 SINCE 1/1      2478               1872     606     1973

FREEZE DATES
RECORD
 EARLIEST     10/03/1908
 LATEST       04/27/1919
EARLIEST                        11/10
LATEST                          03/05
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              6.8
HIGHEST WIND SPEED/DIRECTION    31/280    DATE  12/27
                                31/280          12/31
HIGHEST GUST SPEED/DIRECTION    43/300    DATE  12/31

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM


WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              3     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                       8
LIGHT RAIN               18     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      20     FOG W/VIS <= 1/4 MILE      4

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

$$


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