235  
CDUS41 KPHI 280809  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
409 AM EDT SUN MAY 28 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 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 81 3:26 PM 91 1965 76 5 74  
1991  
MINIMUM 43 4:55 AM 38 1972 54 -11 64  
AVERAGE 62 65 -3 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.34 1946 0.13 -0.13 0.23  
MONTH TO DATE 0.24 3.14 -2.90 4.52  
SINCE MAR 1 9.02 10.44 -1.42 14.46  
SINCE JAN 1 14.14 16.51 -2.37 20.84  
 
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 3 3 0 0  
MONTH TO DATE 191 141 50 122  
SINCE MAR 1 1286 1299 -13 1306  
SINCE JUL 1 4991 5265 -274 5193  
 
COOLING  
YESTERDAY 0 3 -3 4  
MONTH TO DATE 4 47 -43 40  
SINCE MAR 1 17 55 -38 40  
SINCE JAN 1 17 55 -38 40    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 3.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 5:00 AM  
LOWEST 20 2:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 93 1941  
MINIMUM TEMPERATURE (F) 54 38 1997  
 
SUNRISE AND SUNSET  
MAY 28 2023...........SUNRISE 5:35 AM EDT SUNSET 8:23 PM EDT  
MAY 29 2023...........SUNRISE 5:35 AM EDT SUNSET 8:24 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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