610  
CDUS41 KPHI 280550  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
150 AM EDT WED JUN 28 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JUNE 27 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 79 1:15 PM 100 1966 85 -6 79  
MINIMUM 64 11:12 PM 49 2004 63 1 67  
AVERAGE 72 74 -2 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.35 2.70 1938 0.15 0.20 0.41  
MONTH TO DATE 3.98 3.94 0.04 3.92  
SINCE JUN 1 3.98 3.94 0.04 3.92  
SINCE JAN 1 18.12 20.96 -2.84 25.51  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2001 0.0 0.0 0.0  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 6.3 33.1 -26.8 19.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 28 18 10 16  
SINCE JUN 1 28 18 10 16  
SINCE JUL 1 5025 5293 -268 5209  
 
COOLING  
YESTERDAY 7 9 -2 8  
MONTH TO DATE 85 168 -83 107  
SINCE JUN 1 85 168 -83 107  
SINCE JAN 1 105 236 -131 167    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 71 1:00 PM  
AVERAGE 84  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 96 1948  
MINIMUM TEMPERATURE (F) 63 49 1970  
 
SUNRISE AND SUNSET  
JUNE 28 2023..........SUNRISE 5:33 AM EDT SUNSET 8:37 PM EDT  
JUNE 29 2023..........SUNRISE 5:34 AM EDT SUNSET 8:37 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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