559  
CDUS41 KPHI 050557  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
157 AM EDT SUN MAY 05 2024  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 4 2024
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 56 11:35 AM 92 2001 70 -14 58  
MINIMUM 46 1:51 AM 31 1957 47 -1 43  
2002  
AVERAGE 51 58 -7 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.31 1.20 1934 0.11 0.20 0.01  
MONTH TO DATE 0.31 0.45 -0.14 0.19  
SINCE MAR 1 11.01 7.75 3.26 8.97  
SINCE JAN 1 19.66 13.82 5.84 14.09  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 6.8 -6.8 1.2  
SINCE JUL 1 25.2 33.1 -7.9 6.3  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 7 7 14  
MONTH TO DATE 21 31 -10 62  
SINCE MAR 1 1028 1189 -161 1157  
SINCE JUL 1 4767 5155 -388 4862  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 6 4 2 0  
SINCE MAR 1 17 12 5 13  
SINCE JAN 1 17 12 5 13    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 8:00 PM  
LOWEST 66 11:00 AM  
AVERAGE 78  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 92 1949  
MINIMUM TEMPERATURE (F) 47 31 1976  
 
SUNRISE AND SUNSET  
MAY 5 2024...........SUNRISE 5:55 AM EDT SUNSET 8:02 PM EDT  
MAY 6 2024...........SUNRISE 5:54 AM EDT SUNSET 8:03 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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