582  
CDUS41 KPHI 100623  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
223 AM EDT MON MAR 10 2025  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MARCH 9 2025
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1922 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM MM MM 80 2016 48 MM 43  
MINIMUM MM MM 7 1960 29 MM 39  
AVERAGE MM 38 MM 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.42 2024 0.12 -0.12 1.42  
MONTH TO DATE 0.76 1.03 -0.27 2.90  
SINCE MAR 1 0.76 1.03 -0.27 2.90  
SINCE JAN 1 4.09 7.10 -3.01 11.55  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.6 1976 0.3 -0.3 0.0  
MONTH TO DATE 0.0 2.5 -2.5 T  
SINCE MAR 1 0.0 2.5 -2.5 T  
SINCE JUL 1 17.8 28.8 -11.0 25.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY MM 27 MM 24  
MONTH TO DATE 213 251 -38 172  
SINCE MAR 1 213 251 -38 172  
SINCE JUL 1 4255 4217 38 3911  
 
COOLING  
YESTERDAY MM 0 MM 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 57 7:00 AM  
LOWEST 24 4:00 PM  
AVERAGE 41  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 80 2016  
MINIMUM TEMPERATURE (F) 29 4 1984  
 
SUNRISE AND SUNSET  
MARCH 10 2025.........SUNRISE 7:21 AM EDT SUNSET 7:03 PM EDT  
MARCH 11 2025.........SUNRISE 7:19 AM EDT SUNSET 7:05 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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