502  
CDUS41 KPHI 050618  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
218 AM EDT FRI MAY 05 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 4 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 58 5:57 PM 92 2001 70 -12 63  
MINIMUM 43 1:18 AM 31 1957 47 -4 49  
2002  
AVERAGE 51 58 -7 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.20 1934 0.11 -0.10 0.12  
MONTH TO DATE 0.19 0.45 -0.26 0.26  
SINCE MAR 1 8.97 7.75 1.22 10.20  
SINCE JAN 1 14.09 13.82 0.27 16.58  
 
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 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 14 7 7 9  
MONTH TO DATE 62 31 31 36  
SINCE MAR 1 1157 1189 -32 1220  
SINCE JUL 1 4862 5155 -293 5107  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 4 -4 0  
SINCE MAR 1 13 12 1 0  
SINCE JAN 1 13 12 1 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 5.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 11:00 PM  
LOWEST 53 3:00 PM  
AVERAGE 68  
   
......................................................
 
 
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 2023...........SUNRISE 5:56 AM EDT SUNSET 8:02 PM EDT  
MAY 6 2023...........SUNRISE 5:55 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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