348
CXUS51 KPHI 010954
CLMABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
554 AM EDT TUE APR 01 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR THE MONTH OF MARCH 2025
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1922 TO 2025
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
............................................................
TEMPERATURE (F)
RECORD
HIGH 87 03/30/1998
LOW -5 03/01/1934
HIGHEST 82 03/29 71 11 74 03/14
LOWEST 17 03/02 14 3 21 03/01
03/22
AVG. MAXIMUM 57.4 50.8 6.6 54.5
AVG. MINIMUM 32.2 30.5 1.7 34.6
MEAN 44.8 40.7 4.1 44.5
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 1.0 -1.0 0
DAYS MIN <= 32 18 19.3 -1.3 11
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 7.24 1913
MINIMUM 0.92 2006
TOTALS 3.68 3.63 0.05 5.14
DAILY AVG. 0.12 0.12 0.00 0.17
DAYS >= .01 8 10.9 -2.9 12
DAYS >= .10 5 6.8 -1.8 7
DAYS >= .50 3 2.5 0.5 3
DAYS >= 1.00 1 0.9 0.1 2
GREATEST
24 HR. TOTAL 1.79 03/31 TO 03/31 1.73
SNOWFALL (INCHES)
RECORDS
TOTAL 30.5 1958
SNOW DEPTH 20 03/17/1931
TOTALS 0.0 6.3 -6.3 T
SINCE 7/1 17.8 32.6 -14.8 25.2
SNOWDEPTH AVG. 0 0
DAYS >= TRACE 0 3
DAYS >= 1.0 0 2.0 -2.0 0
GREATEST
SNOW DEPTH 0 0
24 HR TOTAL 0.0 T
DEGREE DAYS
HEATING TOTAL 618 755 -137 627
SINCE 7/1 4660 4720 -60 4366
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 0
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WIND (MPH)
AVERAGE WIND SPEED 8.9
HIGHEST WIND SPEED/DIRECTION 31/160 DATE 03/05
31/320 03/21
HIGHEST GUST SPEED/DIRECTION 49/250 DATE 03/07
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.43
NUMBER OF DAYS FAIR 16
NUMBER OF DAYS PC 7
NUMBER OF DAYS CLOUDY 8
AVERAGE RH (PERCENT) 55
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 1 MIXED PRECIP 0
HEAVY RAIN 2 RAIN 5
LIGHT RAIN 13 FREEZING RAIN 0
LT FREEZING RAIN 0 HEAVY SNOW 0
SNOW 0 LIGHT SNOW 0
SLEET 0 FOG 9
FOG W/VIS <= 1/4 MILE 2 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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