853  
CDUS41 KPHI 090602  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
102 AM EST MON JAN 09 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JANUARY 8 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 39 5:05 PM 67 1998 39 0 27  
MINIMUM 27 7:36 AM -3 1942 23 4 12  
AVERAGE 33 30 3 20  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.17 1996 0.09 -0.09 0.00  
MONTH TO DATE 1.14 0.84 0.30 0.88  
SINCE DEC 1 5.57 4.70 0.87 2.17  
SINCE JAN 1 1.14 0.84 0.30 0.88  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.3 1996 0.3 -0.3 0.0  
MONTH TO DATE 0.0 1.7 -1.7 3.3  
SINCE DEC 1 1.4 6.3 -4.9 3.3  
SINCE JUL 1 1.4 7.4 -6.0 3.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 34 -2 45  
MONTH TO DATE 166 272 -106 270  
SINCE DEC 1 1155 1204 -49 1067  
SINCE JUL 1 2256 2243 13 2024  
 
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 14 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 4.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 10:00 PM  
LOWEST 46 2:00 PM  
AVERAGE 62  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 65 1930  
1998  
MINIMUM TEMPERATURE (F) 22 -9 1942  
 
SUNRISE AND SUNSET  
JANUARY 9 2023.......SUNRISE 7:25 AM EST SUNSET 4:53 PM EST  
JANUARY 10 2023.......SUNRISE 7:25 AM EST SUNSET 4:54 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab PA Page
The Nexlab NJ Page
The Nexlab DE Page
The Nexlab MD Page Main Text Page