425  
CDUS41 KPHI 170544  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
144 AM EDT MON MAR 17 2025  
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MARCH 16 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 69 5:37 PM 80 1945 51 18 59  
MINIMUM 49 1:27 AM 11 1993 30 19 33  
AVERAGE 59 40 19 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.53 0.97 1974 0.12 0.41 0.00  
MONTH TO DATE 1.29 1.85 -0.56 2.93  
SINCE MAR 1 1.29 1.85 -0.56 2.93  
SINCE JAN 1 4.62 7.92 -3.30 11.58  
 
SNOWFALL (IN)  
YESTERDAY 0.0 12.0 1896 0.2 -0.2 0.0  
MONTH TO DATE 0.0 4.1 -4.1 T  
SINCE MAR 1 0.0 4.1 -4.1 T  
SINCE JUL 1 17.8 30.4 -12.6 25.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 24 -18 19  
MONTH TO DATE 354 428 -74 281  
SINCE MAR 1 354 428 -74 281  
SINCE JUL 1 4396 4394 2 4020  
 
COOLING  
YESTERDAY 0 0 0 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 24 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 10:00 PM  
LOWEST 63 5:00 PM  
AVERAGE 78  
   
......................................................  
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 84 1945  
MINIMUM TEMPERATURE (F) 31 13 1967  
 
SUNRISE AND SUNSET  
MARCH 17 2025.........SUNRISE 7:10 AM EDT SUNSET 7:11 PM EDT  
MARCH 18 2025.........SUNRISE 7:08 AM EDT SUNSET 7:12 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab PA Page
The Nexlab NJ Page
The Nexlab DE Page
The Nexlab MD Page
Main Text Page