334  
CDUS41 KPHI 132137  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
537 PM EDT SAT MAY 13 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 13 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 75 1:52 PM 90 1944 73 2 75  
MINIMUM 60 4:50 AM 33 1967 50 10 60  
1996  
AVERAGE 68 61 7 68  
 
PRECIPITATION (IN)  
TODAY 0.00 1.70 1948 0.12 -0.12 0.11  
MONTH TO DATE 0.19 1.49 -1.30 2.95  
SINCE MAR 1 8.97 8.79 0.18 12.89  
SINCE JAN 1 14.09 14.86 -0.77 19.27  
 
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 0 5 -5 0  
MONTH TO DATE 109 85 24 103  
SINCE MAR 1 1204 1243 -39 1287  
SINCE JUL 1 4909 5209 -300 5174  
 
COOLING  
TODAY 3 2 1 3  
MONTH TO DATE 6 14 -8 3  
SINCE MAR 1 19 22 -3 3  
SINCE JAN 1 19 22 -3 3    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 2.8  
 
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 81 5:00 AM  
LOWEST 41 3:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 89 1940  
MINIMUM TEMPERATURE (F) 50 29 1996  
 
SUNRISE AND SUNSET  
MAY 13 2023...........SUNRISE 5:47 AM EDT SUNSET 8:10 PM EDT  
MAY 14 2023...........SUNRISE 5:46 AM EDT SUNSET 8:11 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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