605  
CDUS41 KPHI 310557  
CLIRDG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1254 AM EST MON DEC 31 2018  
 
   
...............................
 
 
   
..THE READING PA CLIMATE SUMMARY FOR DECEMBER 30 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1869 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 42 351 PM 77 1984 38 4 24  
MINIMUM 29 1159 PM -6 1917 23 6 14  
AVERAGE 36 31 5 19  
 
PRECIPITATION (IN)  
YESTERDAY T 1.67 1948 0.09 -0.09 0.05  
MONTH TO DATE 3.62 3.20 0.42 1.52  
SINCE DEC 1 3.62 3.20 0.42 1.52  
SINCE JAN 1 67.19 43.18 24.01 43.29  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 34 -5 46  
MONTH TO DATE 819 929 -110 967  
SINCE DEC 1 819 929 -110 967  
SINCE JUL 1 1856 1996 -140 1871  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1302 896 406 1086    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 3.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 900 PM  
LOWEST 62 300 PM  
AVERAGE 81  
   
......................................................
 
 
 
THE READING PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 67 1965  
MINIMUM TEMPERATURE (F) 23 -2 1917  
 
 
SUNRISE AND SUNSET  
DECEMBER 31 2018......SUNRISE 727 AM EST SUNSET 447 PM EST  
JANUARY 1 2019.......SUNRISE 727 AM EST SUNSET 448 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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