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

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CXUS51 KPHI 011956
CLMABE


CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
255 PM EST SUN JAN 1 2017

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

...THE ALLENTOWN CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1922 TO 2016

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              72   12/01/2006
                        12/04/1998
                        12/29/1984
 LOW               -9   12/31/1917
HIGHEST            61                59       2       71
LOWEST             11                 8       3       22
AVG. MAXIMUM     42.2              40.5     1.7     53.6
AVG. MINIMUM     26.0              24.0     2.0     37.9
MEAN             34.1              32.3     1.8     45.8
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      4               5.6    -1.6        0
DAYS MIN <= 32     24              25.4    -1.4        9
DAYS MIN <= 0       0               0.2    -0.2        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         7.89   1973
 MINIMUM         0.39   1955
TOTALS           2.43              3.58   -1.15     4.20
DAILY AVG.       0.08              0.12   -0.04     0.14
DAYS >= .01        13              10.9     2.1       14
DAYS >= .10         8               6.4     1.6        9
DAYS >= .50         1               2.6    -1.6        4
DAYS >= 1.00        0               0.8    -0.8        0
GREATEST
 24 HR. TOTAL    1.15   11/30 TO 12/01              0.91

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
 24 HR TOTAL       MM
TOTALS            0.7               5.2    -4.5        T
SINCE 7/1         0.7               5.9    -5.2        T
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               1.7    -1.7        0
GREATEST
 SNOW DEPTH         0   MM                             0  MM
 24 HR TOTAL      0.4   MM                             T

DEGREE_DAYS
HEATING TOTAL     950              1015     -65      586
 SINCE 7/1       1855              2195    -340     1468
COOLING TOTAL       0                 0       0        0
 SINCE 1/1       1223               757     466     1061
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.6
HIGHEST WIND SPEED/DIRECTION    30/310    DATE  12/15
HIGHEST GUST SPEED/DIRECTION    43/320    DATE  12/15

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR            8
NUMBER OF DAYS PC             17
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     63

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       5
LIGHT RAIN               11     FREEZING RAIN              2
LT FREEZING RAIN          2     HEAVY SNOW                 0
SNOW                      0     LIGHT SNOW                 7
SLEET                     1     FOG                       11
FOG W/VIS <= 1/4 MILE     3     HAZE                       7

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

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