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

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269
CXUS51 KPHI 012055
CLMTTN

CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
455 PM EDT WED OCT 01 2025

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

...THE TRENTON NJ CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1865 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH            101   09/10/1983
 LOW              35   09/30/1912
                       09/22/1904
HIGHEST           88   09/06         90      -2       85  09/01
                                                          09/14
                                                          09/19
LOWEST            50   09/22         43       7       45  09/09
AVG. MAXIMUM    79.4               77.1     2.3     76.4
AVG. MINIMUM    58.7               57.7     1.0     57.3
MEAN            69.1               67.4     1.7     66.8
DAYS MAX >= 90     0                2.0    -2.0        0
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.0     0.0        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       11.22   1999
 MINIMUM        0.19   1941
TOTALS          1.89               4.05   -2.16     0.43
DAILY AVG.      0.06               0.14   -0.08     0.01
DAYS >= .01       10                8.6     1.4        6
DAYS >= .10        6                6.0     0.0        2
DAYS >= .50        1                2.5    -1.5        0
DAYS >= 1.00       0                1.2    -1.2        0
GREATEST
 24 HR. TOTAL   0.69   09/06 TO 09/07               0.23

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   1953
 SNOW DEPTH        0   MM
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0      0.0
SNOWDEPTH AVG.     0                                   0
DAYS >= TRACE      0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0
 24 HR TOTAL     0.0                                 0.0

DEGREE DAYS
HEATING TOTAL     10                 49     -39       24
 SINCE 7/1        14                 51     -37       27
COOLING TOTAL    139                123      16       87
 SINCE 1/1      1047               1034      13     1190
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.4
HIGHEST WIND SPEED/DIRECTION    23/170    DATE  09/04
HIGHEST GUST SPEED/DIRECTION    32/060    DATE  09/09

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.32
NUMBER OF DAYS FAIR           21
NUMBER OF DAYS PC              5
NUMBER OF DAYS CLOUDY          4

AVERAGE RH (PERCENT)     71

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              5     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       5
LIGHT RAIN               10     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                       0

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

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