CXUS51 KPHI 011403 CLMABE CLIMATE REPORT NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 1003 AM EDT FRI MAY 01 2026 ................................... ...THE ALLENTOWN PA CLIMATE SUMMARY FOR THE MONTH OF APRIL 2026... CLIMATE NORMAL PERIOD: 1991 TO 2020 CLIMATE RECORD PERIOD: 1922 TO 2026 WEATHER OBSERVED NORMAL DEPART LAST YEAR'S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) RECORD HIGH 93 04/18/1976 LOW 12 04/01/1923 HIGHEST 89 04/16 83 6 81 04/19 04/24 04/29 LOWEST 24 04/08 26 -2 27 04/09 04/21 AVG. MAXIMUM 65.5 63.4 2.1 63.5 AVG. MINIMUM 41.7 40.3 1.4 40.9 MEAN 53.6 51.8 1.8 52.2 DAYS MAX >= 90 0 0.0 0.0 0 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 5 6.0 -1.0 5 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) RECORD MAXIMUM 10.09 1952 MINIMUM 0.61 1985 TOTALS 3.00 3.67 -0.67 2.05 DAILY AVG. 0.10 0.12 -0.02 0.07 DAYS >= .01 10 11.8 -1.8 9 DAYS >= .10 6 6.8 -0.8 6 DAYS >= .50 2 2.3 -0.3 1 DAYS >= 1.00 0 0.9 -0.9 0 GREATEST 24 HR. TOTAL 0.88 04/25 TO 04/25 1.03 SNOWFALL (INCHES) RECORDS TOTAL 13.4 1982 SNOW DEPTH 12 04/02/1924 TOTALS 0.0 0.5 -0.5 0.0 SINCE 7/1 35.5 33.1 2.4 17.8 SNOWDEPTH AVG. 0 0 DAYS >= TRACE 0 2.0 -2.0 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 360 403 -43 378 SINCE 7/1 5400 5116 284 5038 COOLING TOTAL 27 8 19 1 SINCE 1/1 30 8 22 1 ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.6 HIGHEST WIND SPEED/DIRECTION 26/310 DATE 04/06 26/230 04/13 HIGHEST GUST SPEED/DIRECTION 44/300 DATE 04/06 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.44 NUMBER OF DAYS FAIR 12 NUMBER OF DAYS PC 11 NUMBER OF DAYS CLOUDY 7 AVERAGE RH (PERCENT) 66 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 1 MIXED PRECIP 0 HEAVY RAIN 6 RAIN 7 LIGHT RAIN 18 FREEZING RAIN 0 LT FREEZING RAIN 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 11 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. $$