767  
CXUS51 KPHI 020523  
CLMABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1223 AM EST MON DEC 02 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2024  
 
WEATHER OBSERVED NORMAL DEPART LAST YEAR'S  
VALUE DATE(S) VALUE FROM VALUE DATE(S)  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
RECORD  
HIGH 81 11/01/1950  
LOW 3 11/26/1938  
HIGHEST 79 70 9 68  
LOWEST 22 20 2 19  
AVG. MAXIMUM 57.0 53.8 3.2 51.9  
AVG. MINIMUM 36.5 34.1 2.4 29.6  
MEAN 46.8 43.9 2.9 40.8  
DAYS MAX >= 90 0 0.0 0.0 0  
DAYS MAX <= 32 0 0.3 -0.3 0  
DAYS MIN <= 32 8 14.9 -6.9 21  
DAYS MIN <= 0 0 0.0 0.0 0  
 
PRECIPITATION (INCHES)  
RECORD  
MAXIMUM 9.73 2018  
MINIMUM 0.43 1931  
TOTALS 2.26 3.24 -0.98 2.92  
DAILY AVG. 0.08 0.11 -0.03 0.10  
DAYS >= .01 8 8.9 -0.9 4  
DAYS >= .10 7 5.7 1.3 3  
DAYS >= .50 2 2.1 -0.1 3  
DAYS >= 1.00 0 0.9 -0.9 2  
GREATEST  
24 HR. TOTAL 0.99 11/20 TO 11/21 1.80  
 
SNOWFALL (INCHES)  
RECORDS  
TOTAL 15.0 1938  
24 HR TOTAL MM  
TOTALS T 0.9 -0.9 0.0  
SINCE 7/1 T 1.1 -1.1 0.0  
SNOWDEPTH AVG. 0 0  
DAYS >= 1.0 0 0.3 -0.3 0  
GREATEST  
SNOW DEPTH 0 0 MM  
24 HR TOTAL MM 0.0  
 
DEGREE DAYS  
HEATING TOTAL 541 632 -91 718  
SINCE 7/1 869 1040 -171 MM  
COOLING TOTAL 3 0 3 0  
SINCE 1/1 994 981 13 MM    
............................................................
 
 
WIND (MPH)  
AVERAGE WIND SPEED 7.4  
HIGHEST WIND SPEED/DIRECTION 28/260 DATE 11/01  
28/360 11/12  
HIGHEST GUST SPEED/DIRECTION 42/320 DATE 11/08  
 
SKY COVER  
POSSIBLE SUNSHINE (PERCENT) MM  
AVERAGE SKY COVER 0.36  
NUMBER OF DAYS FAIR 20  
NUMBER OF DAYS PC 4  
NUMBER OF DAYS CLOUDY 6  
 
AVERAGE RH (PERCENT) 62  
 
WEATHER CONDITIONS. NUMBER OF DAYS WITH  
THUNDERSTORM 0 MIXED PRECIP 0  
HEAVY RAIN 3 RAIN 4  
LIGHT RAIN 13 FREEZING RAIN 0  
LT FREEZING RAIN 0 HEAVY SNOW 0  
SNOW 0 LIGHT SNOW 2  
SLEET 0 FOG 7  
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.  
 

 
 
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