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

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584
CXUS51 KPHI 011219
CLMABE


CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
718 AM EST THU FEB 1 2018

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

...THE ALLENTOWN CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1922 TO 2018

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH              72   01/26/1950
 LOW              -15   01/21/1994
HIGHEST            65                56       9       59
LOWEST              0                 3      -3        6
AVG. MAXIMUM     38.2              36.0     2.2     41.6
AVG. MINIMUM     18.5              19.5    -1.0     27.8
MEAN             28.3              27.8     0.5     34.7
DAYS MAX >= 90      0               0.0     0.0        0
DAYS MAX <= 32     14              10.8     3.2        5
DAYS MIN <= 32     26              28.0    -2.0       20
DAYS MIN <= 0       1               1.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         8.42   1979
 MINIMUM         0.67   1981
TOTALS           3.17              3.03    0.14     3.39
DAILY AVG.       0.10              0.10    0.00     0.11
DAYS >= .01        10              11.1    -1.1       15
DAYS >= .10         6               6.1    -0.1        9
DAYS >= .50         3               2.2     0.8        2
DAYS >= 1.00        1               0.7     0.3        0
GREATEST
 24 HR. TOTAL    1.08   01/12 TO 01/12              0.94

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
 24 HR TOTAL       MM
TOTALS            6.3              10.0    -3.7      2.2
SINCE 7/1        15.9              15.9     0.0      2.9
SNOWDEPTH AVG.      1                 3      -2        0
DAYS >= 1.0         2               2.6    -0.6        0
GREATEST
 SNOW DEPTH         4   01/18                          1  01/15
                                                          01/06
 24 HR TOTAL      3.3   01/17 TO 01/17               0.9

DEGREE_DAYS
HEATING TOTAL    1129              1155     -26      930
 SINCE 7/1       3071              3350    -279     2785
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              7.9
HIGHEST WIND SPEED/DIRECTION    36/340    DATE  01/04
HIGHEST GUST SPEED/DIRECTION    51/330    DATE  01/04

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           16
NUMBER OF DAYS PC              7
NUMBER OF DAYS CLOUDY          8

AVERAGE RH (PERCENT)     62

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       3
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          1     HEAVY SNOW                 0
SNOW                      1     LIGHT SNOW                 5
SLEET                     1     FOG                       12
FOG W/VIS <= 1/4 MILE     1     HAZE                       9

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

$$



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