180  
CXUS51 KPHI 011005  
CLMABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
505 AM EST SAT MAR 01 2025  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR THE MONTH OF FEBRUARY 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 81 02/21/2018  
LOW -12 02/09/1934  
HIGHEST 57 02/25 61 -4 62 02/27  
LOWEST 11 02/19 6 5 12 02/20  
02/20  
AVG. MAXIMUM 39.1 41.6 -2.5 45.1  
AVG. MINIMUM 23.1 23.2 -0.1 25.3  
MEAN 31.1 32.4 -1.3 35.2  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 6 6.0 0.0 0  
DAYS MIN <= 32 27 23.8 3.2 24  
DAYS MIN <= 0 0 0.4 -0.4 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 7.62 2008  
MINIMUM 0.55 2002  
TOTALS 2.47 2.77 -0.30 2.33  
DAILY AVG. 0.09 0.10 -0.01 0.08  
DAYS >= .01 13 10.1 2.9 9  
DAYS >= .10 6 5.9 0.1 5  
DAYS >= .50 1 1.7 -0.7 2  
DAYS >= 1.00 0 0.4 -0.4 1  
GREATEST  
24 HR. TOTAL 1.11 02/15 TO 02/16 1.03  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 42.9 2010  
SNOW DEPTH 28 02/12/1983  
TOTALS 4.4 10.8 -6.4 14.8  
SINCE 7/1 17.8 26.3 -8.5 25.2  
SNOWDEPTH AVG. T 2  
DAYS >= TRACE 10 4  
DAYS >= 1.0 1 2.0 -1.0 2  
GREATEST  
SNOW DEPTH 1 02/12 8 02/17  
02/16  
02/21  
24 HR TOTAL 1.5 02/15 TO 02/15 9.1  
 
DEGREE DAYS  
HEATING TOTAL 942 913 29 856  
SINCE 7/1 4042 3965 77 MM  
COOLING TOTAL 0 0 0 0  
SINCE 1/1 0 0 0 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 7.8  
HIGHEST WIND SPEED/DIRECTION 32/270 DATE 02/16  
HIGHEST GUST SPEED/DIRECTION 47/290 DATE 02/17  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.46  
NUMBER OF DAYS FAIR 10  
NUMBER OF DAYS PC 12  
NUMBER OF DAYS CLOUDY 6  
 
AVERAGE RH (PERCENT) 61  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 1 MIXED PRECIP 0  
HEAVY RAIN 1 RAIN 1  
LIGHT RAIN 5 FREEZING RAIN 3  
LT FREEZING RAIN 7 HEAVY SNOW 0  
SNOW 1 LIGHT SNOW 9  
SLEET 5 FOG 14  
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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