845
CXUS51 KPHI 011746
CLMABE
CLIMATE REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1246 PM EST SAT FEB 01 2025
...............................
..THE ALLENTOWN PA CLIMATE SUMMARY FOR THE MONTH OF JANUARY 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 72 01/26/1950
LOW -15 01/21/1994
HIGHEST 49 60 -11 58
LOWEST -8 4 -12 6
AVG. MAXIMUM 33.4 38.4 -5.0 39.3
AVG. MINIMUM 17.0 21.8 -4.8 25.4
MEAN 25.2 30.1 -4.9 32.3
DAYS MAX >= 90 0 0.0 0.0 0
DAYS MAX <= 32 15 10.0 5.0 7
DAYS MIN <= 32 30 26.7 3.3 23
DAYS MIN <= 0 2 0.8 1.2 0
PRECIPITATION (INCHES)
RECORD
MAXIMUM 8.42 1979
MINIMUM 0.67 1981
TOTALS 0.86 3.30 -2.44 6.32
DAILY AVG. 0.03 0.11 -0.08 0.20
DAYS >= .01 6 11.4 -5.4 15
DAYS >= .10 2 6.4 -4.4 11
DAYS >= .50 0 2.5 -2.5 4
DAYS >= 1.00 0 0.8 -0.8 3
GREATEST
24 HR. TOTAL 0.43 01/18 TO 01/19 2.23
SNOWFALL (INCHES)
RECORDS
TOTAL 43.2 1925
24 HR TOTAL MM
TOTALS 8.6 9.8 -1.2 10.4
SINCE 7/1 13.4 15.5 -2.1 10.4
SNOWDEPTH AVG. 1 1
DAYS >= 1.0 3 2.4 0.6 3
GREATEST
SNOW DEPTH 6 01/20 5 01/07
24 HR TOTAL 5.7 01/19 TO 01/19 5.8
DEGREE DAYS
HEATING TOTAL 1230 1082 148 1006
SINCE 7/1 3100 3051 49 2883
COOLING TOTAL 0 0 0 0
SINCE 1/1 0 0 0 0
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WIND (MPH)
AVERAGE WIND SPEED 8.8
HIGHEST WIND SPEED/DIRECTION 32/270 DATE 01/29
HIGHEST GUST SPEED/DIRECTION 44/280 DATE 01/29
SKY COVER
POSSIBLE SUNSHINE (PERCENT) MM
AVERAGE SKY COVER 0.45
NUMBER OF DAYS FAIR 13
NUMBER OF DAYS PC 13
NUMBER OF DAYS CLOUDY 5
AVERAGE RH (PERCENT) 60
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 0 MIXED PRECIP 0
HEAVY RAIN 0 RAIN 1
LIGHT RAIN 2 FREEZING RAIN 0
LT FREEZING RAIN 0 HEAVY SNOW 1
SNOW 1 LIGHT SNOW 7
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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