Climatological Report (Daily)
Issued by NWS Mt. Holly, NJ

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000
CDUS41 KPHI 150547
CLIABE


CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1246 AM EST FRI DEC 15 2017


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

...THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1922 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         31    149 PM  68    2015  41    -10       39
  MINIMUM         15   1145 PM  -2    2005  24     -9       23
  AVERAGE         23                        32     -9       31

PRECIPITATION (IN)
  YESTERDAY        0.04          1.72 1956   0.12  -0.08     0.00
  MONTH TO DATE    0.63                      1.81  -1.18     1.37
  SINCE DEC 1      0.63                      1.81  -1.18     1.37
  SINCE JAN 1     48.93                     43.58   5.35    35.76

SNOWFALL (IN)
  YESTERDAY        1.6          11.0  1917   0.1    1.5      0.0
  MONTH TO DATE    6.8                       1.8    5.0       T
  SINCE DEC 1      6.8                       1.8    5.0       T
  SINCE JUL 1      6.8                       2.5    4.3       T
  SNOW DEPTH       2

DEGREE DAYS
 HEATING
  YESTERDAY       42                        32     10       34
  MONTH TO DATE  425                       423      2      402
  SINCE DEC 1    425                       423      2      402
  SINCE JUL 1   1338                      1603   -265     1307

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1004                       757    247     1223
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     7.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           600 AM
 LOWEST     42           400 PM
 AVERAGE    65

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


THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   40        66      2015
 MINIMUM TEMPERATURE (F)   24         6      2005
                                             1960


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   719 AM EST   SUNSET   435 PM EST
DECEMBER 16 2017......SUNRISE   719 AM EST   SUNSET   436 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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