600  
CDUS41 KPHI 182140  
CLIRDG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
440 PM EST MON DEC 18 2023  
   
...............................  
 
   
..THE READING PA CLIMATE SUMMARY FOR DECEMBER 18 2023  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1869 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 57 5:16 AM 64 2006 43 14 39  
MINIMUM 47 3:59 PM 0 1919 28 19 29  
AVERAGE 52 35 17 34  
 
PRECIPITATION (IN)  
TODAY 1.88R 1.30 1869 0.11 1.77 0.00  
MONTH TO DATE 6.10 2.14 3.96 2.66  
SINCE DEC 1 6.10 2.14 3.96 2.66  
SINCE JAN 1 44.92 43.84 1.08 41.12  
 
DEGREE DAYS  
HEATING  
TODAY 13 30 -17 31  
MONTH TO DATE 410 500 -90 479  
SINCE DEC 1 410 500 -90 479  
SINCE JUL 1 1316 1494 -178 1384  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1118 1054 64 1336    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 13.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 3:00 AM  
LOWEST 56 4:00 PM  
AVERAGE 77  
   
......................................................  
 
THE READING PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 62 1929  
MINIMUM TEMPERATURE (F) 27 4 1989  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 7:21 AM EST SUNSET 4:39 PM EST  
DECEMBER 19 2023......SUNRISE 7:22 AM EST SUNSET 4:40 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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