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

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662
CDUS41 KCTP 160637
CLIIPT


CLIMATE REPORT
NATIONAL WEATHER SERVICE STATE COLLEGE PA
136 AM EST SAT DEC 16 2017


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

...THE WILLIAMSPORT PA CLIMATE SUMMARY FOR DECEMBER 15 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1895 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         25    502 PM  60    1901  38    -13       25
  MINIMUM         12   1210 AM   0    1904  24    -12       13
  AVERAGE         19                        31    -12       19

PRECIPITATION (IN)
  YESTERDAY        0.00          1.23 1907   0.09  -0.09      T
  MONTH TO DATE    0.66                      1.63  -0.97     1.32
  SINCE DEC 1      0.66                      1.63  -0.97     1.32
  SINCE JAN 1     45.86                     39.98   5.88    32.85

SNOWFALL (IN)
  YESTERDAY        0.0           4.0  1907   0.2   -0.2       T
  MONTH TO DATE    2.0                       2.8   -0.8      7.3
  SINCE DEC 1      2.0                       2.8   -0.8      7.3
  SINCE JUL 1      2.1                       4.6   -2.5      7.4
  SNOW DEPTH       1

DEGREE DAYS
 HEATING
  YESTERDAY       46                        34     12       46
  MONTH TO DATE  468                       473     -5      445
  SINCE DEC 1    468                       473     -5      445
  SINCE JUL 1   1452                      1718   -266     1379

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    929                       702    227     1148
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     1.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84          1100 PM
 LOWEST     60           200 PM
 AVERAGE    72

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


THE WILLIAMSPORT PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   38        58      1971
 MINIMUM TEMPERATURE (F)   24        -4      1917


SUNRISE AND SUNSET
DECEMBER 16 2017......SUNRISE   727 AM EST   SUNSET   440 PM EST
DECEMBER 17 2017......SUNRISE   728 AM EST   SUNSET   440 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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