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

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CXUS51 KPHI 011647
CLMILG


CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1126 AM EST TUE JAN 1 2019

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

...THE WILMINGTON CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1894 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              75   12/04/1998
 LOW               -7   12/25/1983
                        12/30/1917
HIGHEST            61                64      -3       62
LOWEST             19                13       6        8
AVG. MAXIMUM     47.6              44.6     3.0     42.8
AVG. MINIMUM     31.2              28.7     2.5     26.8
MEAN             39.4              36.7     2.7     34.8
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32      0               3.0    -3.0        7
DAYS MIN <= 32     19              20.6    -1.6       22
DAYS MIN <= 0       0               0.1    -0.1        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.58   2009
 MINIMUM         0.19   1955
TOTALS           6.85              3.48    3.37     1.23
DAILY AVG.       0.22              0.11    0.11     0.04
DAYS >= .01        11              10.3     0.7        8
DAYS >= .10         9               6.1     2.9        4
DAYS >= .50         7               2.7     4.3        0
DAYS >= 1.00        2               1.0     1.0        0
GREATEST
 24 HR. TOTAL    1.67   12/28 TO 12/28              0.43

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
 24 HR TOTAL       MM
TOTALS            0.0               3.4    -3.4      7.8
SINCE 7/1         3.0               3.8    -0.8      7.8
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= 1.0         0               1.0    -1.0        2
GREATEST
 SNOW DEPTH         0   MM                             4  12/10
 24 HR TOTAL      0.0   12/31 TO 12/31               4.1

DEGREE_DAYS
HEATING TOTAL     785               879     -94      924
 SINCE 7/1       1725              1777     -52     1652
COOLING TOTAL       0                 0       0        0
 SINCE 1/1       1496              1145     351     1304
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              8.1
HIGHEST WIND SPEED/DIRECTION    33/150    DATE  12/21
HIGHEST GUST SPEED/DIRECTION    54/130    DATE  12/21

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.50
NUMBER OF DAYS FAIR           14
NUMBER OF DAYS PC             11
NUMBER OF DAYS CLOUDY          6

AVERAGE RH (PERCENT)     74

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                5     RAIN                       7
LIGHT RAIN               13     FREEZING RAIN              0
LT FREEZING RAIN          0     HEAVY SNOW                 0
SNOW                      0     LIGHT SNOW                 0
SLEET                     0     FOG                       13
FOG W/VIS <= 1/4 MILE     4    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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