


Climatological Report (Monthly)
Issued by NWS Mt. Holly, NJ
Issued by NWS Mt. Holly, NJ
270 CXUS51 KPHI 012055 CLMPHL CLIMATE REPORT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 455 PM EDT WED OCT 01 2025 ................................... ...THE PHILADELPHIA PA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1872 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 102 09/07/1881 LOW 35 09/25/1963 HIGHEST 90 09/06 91 -1 87 09/14 09/19 LOWEST 56 09/08 49 7 54 09/09 AVG. MAXIMUM 81.9 78.9 3.0 78.8 AVG. MINIMUM 64.1 60.9 3.2 62.4 MEAN 73.0 69.9 3.1 70.6 DAYS MAX >= 90 1 2.0 -1.0 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 13.07 1999 MINIMUM 0.20 1884 TOTALS 1.79 4.40 -2.61 0.77 DAILY AVG. 0.06 0.15 -0.09 0.03 DAYS >= .01 11 9.3 1.7 8 DAYS >= .10 8 5.6 2.4 3 DAYS >= .50 0 2.4 -2.4 0 DAYS >= 1.00 0 1.3 -1.3 0 GREATEST 24 HR. TOTAL 0.53 09/06 TO 09/07 0.35 SNOWFALL (INCHES) RECORDS TOTAL 0.0 MM SNOW DEPTH 0 MM TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 0.0 0.0 0.0 T 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 0 26 -26 1 SINCE 7/1 0 27 -27 1 COOLING TOTAL 248 175 73 177 SINCE 1/1 1521 1332 189 1599 ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.1 HIGHEST WIND SPEED/DIRECTION 23/270 DATE 09/25 HIGHEST GUST SPEED/DIRECTION 38/200 DATE 09/25 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.64 NUMBER OF DAYS FAIR 4 NUMBER OF DAYS PC 15 NUMBER OF DAYS CLOUDY 11 AVERAGE RH (PERCENT) 67 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 3 MIXED PRECIP 0 HEAVY RAIN 1 RAIN 7 LIGHT RAIN 13 FREEZING RAIN 0 LT FREEZING RAIN 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 10 FOG W/VIS <= 1/4 MILE 0 HAZE 0 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$