195  
CDUS41 KPHI 020559  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1259 AM EST MON JAN 02 2023  
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 1 2023  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 53 1:56 PM 62 2005 39 14 53  
MINIMUM 36 8:24 PM -3 1968 24 12 48  
AVERAGE 45 32 13 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.41 1945 0.10 -0.10 0.59  
MONTH TO DATE 0.00 0.10 -0.10 0.59  
SINCE DEC 1 4.43 3.96 0.47 1.88  
SINCE JAN 1 0.00 0.10 -0.10 0.59  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.8 1971 0.2 -0.2 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE DEC 1 1.4 4.8 -3.4 T  
SINCE JUL 1 1.4 5.9 -4.5 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 34 -14 14  
MONTH TO DATE 20 34 -14 14  
SINCE DEC 1 1009 966 43 811  
SINCE JUL 1 2110 2005 105 1768  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 12:00 AM  
LOWEST 52 2:00 PM  
AVERAGE 75  
   
......................................................  
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 59 1979  
MINIMUM TEMPERATURE (F) 24 -7 1968  
 
SUNRISE AND SUNSET  
JANUARY 2 2023.......SUNRISE 7:26 AM EST SUNSET 4:46 PM EST  
JANUARY 3 2023.......SUNRISE 7:26 AM EST SUNSET 4:47 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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