Climatological Report (Monthly)
Issued by NWS Mt. Holly, NJ
Issued by NWS Mt. Holly, NJ
269
CXUS51 KPHI 012055
CLMTTN
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
455 PM EDT WED OCT 01 2025
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...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
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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
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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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