Climatological Report (Daily)
Issued by NWS Louisville, KY

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CDUS43 KLMK 130640
CLISDF


CLIMATE REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
139 AM EST WED DEC 13 2017


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

...THE LOUISVILLE KY CLIMATE SUMMARY FOR DECEMBER 12 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         46   1203 AM  73    2015  46      0       46
  MINIMUM         22   1159 PM  -3    1962  31     -9       31
  AVERAGE         34                        38     -4       39

PRECIPITATION (IN)
  YESTERDAY        T             1.85 1873   0.13  -0.13     0.07
  MONTH TO DATE    0.97                      1.52  -0.55     1.39
  SINCE DEC 1      0.97                      1.52  -0.55     1.39
  SINCE JAN 1     42.80                     42.60   0.20    39.64

SNOWFALL (IN)
  YESTERDAY        T             2.4  2010   0.1   -0.1      0.0
  MONTH TO DATE    T                         0.7   -0.7       T
  SINCE DEC 1      T                         0.7   -0.7       T
  SINCE JUL 1      T                         0.9   -0.9       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       31                        27      4       26
  MONTH TO DATE  299                       298      1      320
  SINCE DEC 1    299                       298      1      320
  SINCE JUL 1    965                      1033    -68      787

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1789                      1613    176     2082
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    14.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76           600 AM
 LOWEST     26           200 PM
 AVERAGE    51

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


THE LOUISVILLE KY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   46        70      2015
                                             1927
 MINIMUM TEMPERATURE (F)   30        -3      1962


SUNRISE AND SUNSET
DECEMBER 13 2017......SUNRISE   751 AM EST   SUNSET   523 PM EST
DECEMBER 14 2017......SUNRISE   752 AM EST   SUNSET   524 PM EST


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




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