745  
CDUS41 KPHI 020651  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
251 AM EDT SUN APR 02 2023  
   
...............................  
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR APRIL 1 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 3:36 PM 84 1978 57 16 56  
MINIMUM 47 11:59 PM 12 1923 35 12 39  
AVERAGE 60 46 14 48  
 
PRECIPITATION (IN)  
YESTERDAY 0.47 1.65 1993 0.12 0.35 0.06  
MONTH TO DATE 0.47 0.12 0.35 0.06  
SINCE MAR 1 3.25 3.75 -0.50 4.34  
SINCE JAN 1 8.37 9.82 -1.45 10.72  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.3 1991 0.1 -0.1 0.0  
1997  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE MAR 1 1.2 6.4 -5.2 4.7  
SINCE JUL 1 6.3 32.7 -26.4 19.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 5 19 -14 17  
MONTH TO DATE 5 19 -14 17  
SINCE MAR 1 764 774 -10 735  
SINCE JUL 1 4469 4740 -271 4622  
 
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 28 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 13.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 31 4:00 PM  
AVERAGE 62  
   
......................................................  
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 82 1967  
MINIMUM TEMPERATURE (F) 36 13 1923  
 
SUNRISE AND SUNSET  
APRIL 2 2023.........SUNRISE 6:44 AM EDT SUNSET 7:27 PM EDT  
APRIL 3 2023.........SUNRISE 6:42 AM EDT SUNSET 7:28 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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