451  
CDUS41 KPHI 182122  
CLIRDG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
522 PM EDT SUN MAY 18 2025  
   
...............................
 
 
   
..THE READING PA CLIMATE SUMMARY FOR MAY 18 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1858 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 74 2:19 PM 96 1962 74 0 68  
MINIMUM 61 5:37 AM 35 1983 52 9 60  
AVERAGE 68 63 5 64  
 
PRECIPITATION (IN)  
TODAY 0.00 2.30 1988 0.11 -0.11 0.09  
MONTH TO DATE 5.97 1.91 4.06 2.82  
SINCE MAR 1 12.18 8.79 3.39 12.78  
SINCE JAN 1 15.50 14.37 1.13 21.10  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 MM 0.0  
MONTH TO DATE 0.0 0.0  
SINCE MAR 1 0.0 T  
SINCE JUL 1 14.9 17.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 1  
MONTH TO DATE 20 104 -84 76  
SINCE MAR 1 832 1219 -387 934  
SINCE JUL 1 4467 5073 -606 4265  
 
COOLING  
TODAY 3 2 1 0  
MONTH TO DATE 51 25 26 32  
SINCE MAR 1 67 36 31 56  
SINCE JAN 1 67 36 31 56    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 12.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 12:00 AM  
LOWEST 44 3:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE READING PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 96 1962  
MINIMUM TEMPERATURE (F) 52 32 1973  
 
SUNRISE AND SUNSET  
MAY 18 2025...........SUNRISE 5:45 AM EDT SUNSET 8:16 PM EDT  
MAY 19 2025...........SUNRISE 5:44 AM EDT SUNSET 8:17 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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