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

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CXUS51 KPHI 011509
CLMILG


CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
943 AM EST MON JAN 1 2018

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

...THE WILMINGTON DE CLIMATE SUMMARY FOR THE YEAR OF 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1894 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             107   08/07/1918
 LOW              -15   02/09/1934
HIGHEST            95   06/13        MM      MM       96  08/14
                                                          08/13
                                                          07/25
LOWEST              8   12/31        MM      MM        8  02/14
AVG. MAXIMUM     66.1              64.2     1.9     66.2
AVG. MINIMUM     47.5              45.7     1.8     47.0
MEAN             56.8              54.9     1.9     56.6
DAYS MAX >= 90     22              17.6     4.4       40
DAYS MAX <= 32     11              13.1    -2.1       11
DAYS MIN <= 32     85              89.4    -4.4       86
DAYS MIN <= 0       0               0.5    -0.5        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM           MM    MM
 MINIMUM           MM    MM
TOTALS          39.90             43.08   -3.18    40.78
DAILY AVG.       0.11              0.12   -0.01     0.11
DAYS >= .01       121             117.7     3.3      112
DAYS >= .10        68              71.6    -3.6       78
DAYS >= .50        23              29.6    -6.6       31
DAYS >= 1.00       10              11.3    -1.3       11
GREATEST
 24 HR. TOTAL    2.16   MM                       09/29 TO 09/30
                                                          01/23 TO 01/23
                                                          01/23 TO 01/23
 STORM TOTAL     2.16                                 MM
 (MM/DD(HH))            MM                    09/30(00) TO 09/30(00)
                                                 01/23(00) TO 01/23(00)3
                                                 01/23(00) TO 01/23(00)3

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   MM
 24 HR TOTAL       MM   MM
 SNOW DEPTH        12   01/25/2016
                        01/24/2016
TOTALS           16.8              20.2    -3.4     25.4
 LIQUID EQUIV    1.68              2.00   -0.32     2.54
SINCE 7/1         7.8               3.8     4.0        T
 LIQUID 7/1      0.78              0.40    0.38       MM
SNOWDEPTH AVG.      0                MM      MM        0
DAYS >= TRACE      17              11.8     5.2       26
DAYS >= 1.0         6               5.4     0.6        6
GREATEST
 SNOW DEPTH         4   12/10                         12  01/25
                                                          01/24
 24 HR TOTAL      4.1   12/09 TO 12/09           01/23 TO 01/23
                                                          01/23 TO 01/23
                                                          01/23 TO 01/23
 STORM TOTAL      4.1                                 MM
 (MM/DD(HH))            MM                    01/23(00) TO 01/23(00)
                                                 01/23(00) TO 01/23(00)3
                                                 01/23(00) TO 01/23(00)3

DEGREE_DAYS
HEATING TOTAL    4184              4819    -635     4439
 SINCE 7/1         MM              1777      MM       MM
COOLING TOTAL    1304              1145     159     1489
 SINCE 1/1       1304              1145     159     1489

FREEZE DATES
RECORD
 EARLIEST     MM
 LATEST       MM
EARLIEST                        MM
LATEST                          MM
....................................................

WIND (MPH)
AVERAGE WIND SPEED              8.4
RESULTANT WIND SPEED/DIRECTION   2/290
HIGHEST WIND SPEED/DIRECTION    44/320    DATE  02/13
HIGHEST GUST SPEED/DIRECTION    53/330    DATE  02/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)    0
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR          189
NUMBER OF DAYS PC            103
NUMBER OF DAYS CLOUDY         72

AVERAGE RH (PERCENT)     69

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               1
HEAVY RAIN               47     RAIN                      61
LIGHT RAIN              145     FREEZING RAIN              1
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       5
LIGHT SNOW               17     SLEET                      1
FOG                     157     FOG W/VIS <= 1/4 MILE     19
HAZE                     18

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

$$



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