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

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000
CDUS41 KPHI 210546
CLIABE


CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
144 AM EDT THU SEP 21 2017


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

...THE ALLENTOWN PA CLIMATE SUMMARY FOR SEPTEMBER 20 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         87    159 PM  92    1983  73     14       85
  MINIMUM         65   1131 PM  37    1993  51     14       64
  AVERAGE         76                        62     14       75

PRECIPITATION (IN)
  YESTERDAY        0.00          2.95 1938   0.17  -0.17     0.00
  MONTH TO DATE    3.80                      2.90   0.90     1.01
  SINCE SEP 1      3.80                      2.90   0.90     1.01
  SINCE JAN 1     42.94                     32.67  10.27    27.42

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0
                                      2001
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         4     -4        0
  MONTH TO DATE   37                        44     -7        2
  SINCE SEP 1     37                        44     -7        2
  SINCE JUL 1     41                        55    -14        2

 COOLING
  YESTERDAY       11                         2      9       10
  MONTH TO DATE   67                        62      5      157
  SINCE SEP 1     67                        62      5      157
  SINCE JAN 1    875                       741    134     1189
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (40)
  AVERAGE WIND SPEED     6.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81          1100 PM
 LOWEST     48           200 PM
 AVERAGE    65

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


THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        91      1940
                                             1931
 MINIMUM TEMPERATURE (F)   51        34      1956


SUNRISE AND SUNSET
SEPTEMBER 21 2017.....SUNRISE   648 AM EDT   SUNSET   700 PM EDT
SEPTEMBER 22 2017.....SUNRISE   649 AM EDT   SUNSET   658 PM EDT


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




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