299  
CDUS41 KPHI 232137  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
537 PM EDT TUE MAY 23 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 23 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 76 2:51 PM 95 1925 75 1 74  
MINIMUM 48 4:57 AM 37 2002 53 -5 53  
AVERAGE 62 64 -2 64  
 
PRECIPITATION (IN)  
TODAY 0.00 2.40 1942 0.12 -0.12 0.00  
MONTH TO DATE 0.24 2.64 -2.40 4.29  
SINCE MAR 1 9.02 9.94 -0.92 14.23  
SINCE JAN 1 14.14 16.01 -1.87 20.61  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 3 4 -1 1  
MONTH TO DATE 174 128 46 113  
SINCE MAR 1 1269 1286 -17 1297  
SINCE JUL 1 4974 5252 -278 5184  
 
COOLING  
TODAY 0 3 -3 0  
MONTH TO DATE 4 35 -31 36  
SINCE MAR 1 17 43 -26 36  
SINCE JAN 1 17 43 -26 36    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 5:00 AM  
LOWEST 40 3:00 PM  
AVERAGE 65  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 90 1936  
MINIMUM TEMPERATURE (F) 53 33 1926  
 
SUNRISE AND SUNSET  
MAY 23 2023...........SUNRISE 5:38 AM EDT SUNSET 8:19 PM EDT  
MAY 24 2023...........SUNRISE 5:38 AM EDT SUNSET 8:20 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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