Climatological Report (Monthly)
Issued by NWS Jackson, KY

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000
CXUS53 KJKL 011543
CLMJKL

CLIMATE REPORT
NATIONAL WEATHER SERVICE JACKSON KY
1043 AM EST SUN JAN 1 2017

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

...THE JACKSON KY CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1981 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              79   12/03/1982
 LOW              -13   12/22/1989
HIGHEST            70   12/26        66       4       77  12/27
LOWEST             12   12/16        10       2       26  12/19
                                                          12/18
AVG. MAXIMUM     47.3              46.0     1.3     59.3
AVG. MINIMUM     30.8              30.2     0.6     42.7
MEAN             39.0              38.1     0.9     51.0
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      3               4.0    -1.0        0
DAYS MIN <= 32     19              17.9     1.1        8
DAYS MIN <= 0       0               0.3    -0.3        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        12.97   1990
 MINIMUM         1.74   1985
TOTALS           6.16              4.18    1.98     4.64
DAILY AVG.       0.20              0.13    0.07     0.15
DAYS >= .01        13              14.0    -1.0       15
DAYS >= .10        10               8.2     1.8       10
DAYS >= .50         5               2.7     2.3        3
DAYS >= 1.00        2               1.0     1.0        1
GREATEST
 24 HR. TOTAL    1.74   12/18 TO 12/18              1.28

SNOWFALL (INCHES)
RECORDS
 TOTAL           18.5   2010
TOTALS            0.3               4.9    -4.6        T
SINCE 7/1         0.3               5.5    -5.2        T
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               1.8    -1.8        0
GREATEST
 SNOW DEPTH         T   12/30                          0
 24 HR TOTAL      0.2   12/29 TO 12/29                 T

DEGREE_DAYS
HEATING TOTAL     797               834     -37      428
 SINCE 7/1       1323              1634    -311     1026
COOLING TOTAL       0                 1      -1        2
 SINCE 1/1       1580              1155     425     1265
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              4.4
HIGHEST WIND SPEED/DIRECTION    21/280    DATE  12/29
HIGHEST GUST SPEED/DIRECTION    34/290    DATE  12/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.60
NUMBER OF DAYS FAIR            6
NUMBER OF DAYS PC             15
NUMBER OF DAYS CLOUDY         10

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              1     MIXED PRECIP               0
HEAVY RAIN                7     RAIN                       9
LIGHT RAIN               12     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                7     SLEET                      2
FOG                      12     FOG W/VIS <= 1/4 MILE      6
HAZE                      1

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

$$

CARICO



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