511
CXUS51 KPHI 011822
CLMABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
222 PM EDT WED APR 01 2026
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR THE MONTH OF MARCH 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 87 03/30/1998
LOW -5 03/01/1934
HIGHEST 80 03/10 71 9 82 03/29
03/31
LOWEST 16 03/02 14 2 17 03/02
AVG. MAXIMUM 55.5 50.8 4.7 57.4
AVG. MINIMUM 32.9 30.5 2.4 32.2
MEAN 44.2 40.7 3.5 44.8
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 0 1.0 -1.0 0
DAYS MIN <= 32 15 19.0 -4.0 18
DAYS MIN <= 0 0 0.0 0.0 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 7.24 1913
MINIMUM 0.92 2006
TOTALS 5.73 3.63 2.10 3.68
DAILY AVG. 0.18 0.12 0.06 0.12
DAYS >= .01 14 10.9 3.1 8
DAYS >= .10 10 6.8 3.2 5
DAYS >= .50 4 2.5 1.5 3
DAYS >= 1.00 1 0.9 0.1 1
GREATEST
24 HR. TOTAL 1.67 03/05 TO 03/06 1.79
SNOWFALL (INCHES)
RECORDS
TOTAL 30.5 1958
SNOW DEPTH 20 03/17/1931
TOTALS T 6.3 -6.3 0.0
SINCE 7/1 35.5 32.6 2.9 17.8
SNOWDEPTH AVG. 0 0
DAYS >= TRACE 4 6.0 -2.0 0
DAYS >= 1.0 0 2.0 -2.0 0
GREATEST
SNOW DEPTH 0 0
24 HR TOTAL T 03/01 TO 03/01 0.0
03/03 TO 03/03
03/12 TO 03/12
03/17 TO 03/17
DEGREE DAYS
HEATING TOTAL 637 754 -117 618
SINCE 7/1 5040 4713 327 4660
COOLING TOTAL 3 0 3 0
SINCE 1/1 3 0 3 0
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WIND (MPH)
AVERAGE WIND SPEED 7.7
HIGHEST WIND SPEED/DIRECTION 29/270 DATE 03/14
HIGHEST GUST SPEED/DIRECTION 42/300 DATE 03/14
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.49
NUMBER OF DAYS FAIR 11
NUMBER OF DAYS PC 10
NUMBER OF DAYS CLOUDY 10
AVERAGE RH (PERCENT) 66
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 2 MIXED PRECIP 0
HEAVY RAIN 6 RAIN 9
LIGHT RAIN 17 FREEZING RAIN 0
LT FREEZING RAIN 1 HEAVY SNOW 0
SNOW 0 LIGHT SNOW 3
SLEET 1 FOG 15
FOG W/VIS <= 1/4 MILE 1 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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