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

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CXUS51 KPHI 011832
CLMABE


CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
231 PM EDT WED MAY 1 2013

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

...THE ALLENTOWN CLIMATE SUMMARY FOR THE MONTH OF APRIL 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1922 TO 2013

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              93   04/25/1915
 LOW               12   04/01/1923
HIGHEST            86                82       4       90
LOWEST             21                26      -5       29
AVG. MAXIMUM     62.5              61.3     1.2     63.9
AVG. MINIMUM     39.5              38.5     1.0     38.6
MEAN             51.0              49.9     1.1     51.2
DAYS MAX >= 90      0               0.2    -0.2        1
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      7               5.9     1.1        9
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        10.09   1952
 MINIMUM         0.61   1985
TOTALS           2.93              3.56   -0.63     2.92
DAILY AVG.       0.10              0.12   -0.02     0.10
DAYS >= .01         9              12.1    -3.1        6
DAYS >= .10         5               6.8    -1.8        4
DAYS >= .50         3               2.3     0.7        1
DAYS >= 1.00        1               0.9     0.1        1
GREATEST
 24 HR. TOTAL    1.10   04/19 TO 04/20              2.09

SNOWFALL (INCHES)
RECORDS
 TOTAL              T   2011
                        2009
                        2008
 24 HR TOTAL       MM
TOTALS            0.0               1.0    -1.0      0.0
SINCE 7/1        21.4              32.9   -11.5     12.0
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               0.2    -0.2        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.0   04/30 TO 04/30               0.0

DEGREE_DAYS
HEATING TOTAL     421               458     -37      414
 SINCE 7/1       5209              5570    -361     4431
COOLING TOTAL       8                 5       3        8
 SINCE 1/1          8                 5       3        9
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.0
HIGHEST WIND SPEED/DIRECTION    30/320    DATE  04/10
HIGHEST GUST SPEED/DIRECTION    43/250    DATE  04/24

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC              9
NUMBER OF DAYS CLOUDY          7

AVERAGE RH (PERCENT)     59

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       5
LIGHT RAIN               16     FREEZING RAIN              0
LT FREEZING RAIN          0     HEAVY SNOW                 0
SNOW                      0     LIGHT SNOW                 0
SLEET                     0     FOG                       11
FOG W/VIS <= 1/4 MILE     2     HAZE                       3

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

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