Climatological Report (Monthly)
Issued by NWS Mt. Holly, NJ
Issued by NWS Mt. Holly, NJ
000 CXUS51 KPHI 011834 CLMABE CLIMATE REPORT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 234 PM EDT SUN OCT 01 2023 ................................... ...THE ALLENTOWN PA CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2023... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1922 TO 2023 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 99 09/02/1980 09/03/1953 09/02/1953 LOW 30 09/28/1947 HIGHEST 92 89 3 89 LOWEST 43 39 4 40 AVG. MAXIMUM 75.6 77.4 -1.8 75.5 AVG. MINIMUM 56.0 55.2 0.8 54.4 MEAN 65.8 66.3 -0.5 64.9 DAYS MAX >= 90 4 1.5 2.5 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 12.99 2011 MINIMUM 0.12 1943 TOTALS 4.03 4.84 -0.81 3.47 DAILY AVG. 0.13 0.16 -0.03 0.12 DAYS >= .01 14 9.6 4.4 10 DAYS >= .10 9 6.5 2.5 5 DAYS >= .50 3 2.9 0.1 3 DAYS >= 1.00 0 1.5 -1.5 1 GREATEST 24 HR. TOTAL 0.89 09/09 TO 09/10 1.42 SNOWFALL (INCHES) RECORDS TOTAL 0.0 24 HR TOTAL MM TOTALS 0.0 0.0 0.0 0.0 SINCE 7/1 0.0 0.0 0.0 MM SNOWDEPTH AVG. 0 0 DAYS >= 1.0 0 0.0 0.0 0 GREATEST SNOW DEPTH 0 0 MM 24 HR TOTAL MM 0.0 DEGREE DAYS HEATING TOTAL 81 69 12 84 SINCE 7/1 81 74 7 MM COOLING TOTAL 112 108 4 90 SINCE 1/1 772 968 -196 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 6.3 HIGHEST WIND SPEED/DIRECTION 31/280 DATE 09/07 HIGHEST GUST SPEED/DIRECTION 42/280 DATE 09/07 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.39 NUMBER OF DAYS FAIR 18 NUMBER OF DAYS PC 4 NUMBER OF DAYS CLOUDY 8 AVERAGE RH (PERCENT) 73 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 6 MIXED PRECIP 0 HEAVY RAIN 5 RAIN 9 LIGHT RAIN 16 FREEZING RAIN 0 LT FREEZING RAIN 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 16 FOG W/VIS <= 1/4 MILE 0 HAZE 1 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$