Climatological Report (Daily)
Issued by NWS State College, PA

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CDUS41 KCTP 170644
CLIMDT


CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
144 AM EST SUN DEC 17 2017


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

...THE HARRISBURG PA CLIMATE SUMMARY FOR DECEMBER 16 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1888 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         44    400 PM  63    1971  41      3       26
  MINIMUM         19   1231 AM   4    1951  26     -7       14
  AVERAGE         32                        34     -2       20

PRECIPITATION (IN)
  YESTERDAY        0.00          1.31 1974   0.10  -0.10     0.00
  MONTH TO DATE    0.45                      1.80  -1.35     1.44
  SINCE DEC 1      0.45                      1.80  -1.35     1.44
  SINCE JAN 1     43.79                     39.31   4.48    40.05

SNOWFALL (IN)
  YESTERDAY        0.0           6.0  1973   0.2   -0.2      0.0
  MONTH TO DATE    2.4                       2.3    0.1      0.2
  SINCE DEC 1      2.4                       2.3    0.1      0.2
  SINCE JUL 1      2.4                       2.9   -0.5      0.2
  SNOW DEPTH       1

DEGREE DAYS
 HEATING
  YESTERDAY       33                        31      2       45
  MONTH TO DATE  477                       468      9      454
  SINCE DEC 1    477                       468      9      454
  SINCE JUL 1   1332                      1507   -175     1240

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1214                      1002    212     1515
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     7.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          1200 AM
 LOWEST     49           300 PM
 AVERAGE    71

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


THE HARRISBURG PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   41        59      1939
 MINIMUM TEMPERATURE (F)   26         0      1951


SUNRISE AND SUNSET
DECEMBER 17 2017......SUNRISE   724 AM EST   SUNSET   443 PM EST
DECEMBER 18 2017......SUNRISE   724 AM EST   SUNSET   443 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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