012  
CDUS41 KPHI 092128  
CLIABE  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
528 PM EDT TUE MAY 09 2023  
   
...............................
 
 
   
..THE ALLENTOWN PA CLIMATE SUMMARY FOR MAY 9 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 72 3:16 PM 92 1936 72 0 71  
MINIMUM 52 5:14 AM 31 1947 48 4 40  
1956  
AVERAGE 62 60 2 56  
 
PRECIPITATION (IN)  
TODAY 0.00 1.15 1923 0.12 -0.12 0.00  
MONTH TO DATE 0.19 1.03 -0.84 2.84  
SINCE MAR 1 8.97 8.33 0.64 12.78  
SINCE JAN 1 14.09 14.40 -0.31 19.16  
 
SNOWFALL (IN)  
TODAY 0.0 T 1966 0.0 0.0 0.0  
1977  
2020  
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 3 6 -3 9  
MONTH TO DATE 96 63 33 90  
SINCE MAR 1 1191 1221 -30 1274  
SINCE JUL 1 4896 5187 -291 5161  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 9 -9 0  
SINCE MAR 1 13 17 -4 0  
SINCE JAN 1 13 17 -4 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.7  
 
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 49 6:00 AM  
LOWEST 24 2:00 PM  
AVERAGE 37  
   
......................................................
 
 
THE ALLENTOWN PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 91 1979  
MINIMUM TEMPERATURE (F) 49 28 1947  
 
SUNRISE AND SUNSET  
MAY 9 2023...........SUNRISE 5:51 AM EDT SUNSET 8:06 PM EDT  
MAY 10 2023...........SUNRISE 5:50 AM EDT SUNSET 8:07 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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