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

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000
CDUS41 KPHI 102133
CLIABE


CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
432 PM EST SUN DEC 10 2017


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

...THE ALLENTOWN PA CLIMATE SUMMARY FOR DECEMBER 10 2017...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         38   1245 PM  70    1946  42     -4       36
  MINIMUM         14    704 AM   1    1958  26    -12       19
  AVERAGE         26                        34     -8       28

PRECIPITATION (IN)
  TODAY            0.00          1.40 1969   0.13  -0.13     0.00
  MONTH TO DATE    0.53                      1.31  -0.78     0.81
  SINCE DEC 1      0.53                      1.31  -0.78     0.81
  SINCE JAN 1     48.83                     43.08   5.75    35.20

SNOWFALL (IN)
  TODAY            0.0           2.7  2013   0.1   -0.1      0.0
  MONTH TO DATE    4.9                       1.2    3.7       T
  SINCE DEC 1      4.9                       1.2    3.7       T
  SINCE JUL 1      4.9                       1.9    3.0       T
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  TODAY           39                        31      8       37
  MONTH TO DATE  278                       295    -17      268
  SINCE DEC 1    278                       295    -17      268
  SINCE JUL 1   1191                      1475   -284     1173

 COOLING
  TODAY            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    21   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     9.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    91           200 AM
 LOWEST     52           100 PM
 AVERAGE    72

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


THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   42        61      1979
                                             1952
 MINIMUM TEMPERATURE (F)   25        -2      1958


SUNRISE AND SUNSET
DECEMBER 10 2017......SUNRISE   715 AM EST   SUNSET   434 PM EST
DECEMBER 11 2017......SUNRISE   716 AM EST   SUNSET   435 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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