250  
CDUS41 KPHI 190542  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
142 AM EDT WED APR 19 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR APRIL 18 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 52 2:52 PM 93 1976 65 -13 49  
MINIMUM 38 10:35 PM 25 1948 41 -3 25  
AVERAGE 45 53 -8 37  
 
PRECIPITATION (IN)  
YESTERDAY T 1.42 2022 0.12 -0.12 1.42  
MONTH TO DATE 2.10 2.18 -0.08 5.26  
SINCE MAR 1 4.88 5.81 -0.93 9.54  
SINCE JAN 1 10.00 11.88 -1.88 15.92  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.9 1983 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.5 -0.5 0.0  
SINCE MAR 1 1.2 6.8 -5.6 4.7  
SINCE JUL 1 6.3 33.1 -26.8 19.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 20 12 8 28  
MONTH TO DATE 191 281 -90 288  
SINCE MAR 1 950 1036 -86 1006  
SINCE JUL 1 4655 5002 -347 4893  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 13 0 13 0  
SINCE MAR 1 13 0 13 0  
SINCE JAN 1 13 0 13 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 8:00 AM  
LOWEST 41 3:00 PM  
AVERAGE 55  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 91 1976  
MINIMUM TEMPERATURE (F) 42 26 2001  
 
SUNRISE AND SUNSET  
APRIL 19 2023.........SUNRISE 6:17 AM EDT SUNSET 7:45 PM EDT  
APRIL 20 2023.........SUNRISE 6:16 AM EDT SUNSET 7:46 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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