374  
CDUS41 KPHI 100606  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
206 AM EDT SAT JUN 10 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR JUNE 9 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 73 2:35 PM 98 1933 80 -7 78  
MINIMUM 50 4:31 AM 40 1957 58 -8 59  
AVERAGE 62 69 -7 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.22 1977 0.14 -0.14 0.41  
MONTH TO DATE T 1.27 -1.27 1.31  
SINCE JUN 1 T 1.27 -1.27 1.31  
SINCE JAN 1 14.14 18.29 -4.15 22.90  
 
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 3 1 2 0  
MONTH TO DATE 24 14 10 2  
SINCE JUN 1 24 14 10 2  
SINCE JUL 1 5021 5289 -268 5195  
 
COOLING  
YESTERDAY 0 5 -5 4  
MONTH TO DATE 18 39 -21 31  
SINCE JUN 1 18 39 -21 31  
SINCE JAN 1 38 107 -69 91    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 6:00 AM  
LOWEST 37 3:00 PM  
AVERAGE 60  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 96 2008  
MINIMUM TEMPERATURE (F) 59 43 1988  
 
SUNRISE AND SUNSET  
JUNE 10 2023..........SUNRISE 5:30 AM EDT SUNSET 8:32 PM EDT  
JUNE 11 2023..........SUNRISE 5:30 AM EDT SUNSET 8:33 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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