724  
CDUS41 KPHI 170600  
CLIRDG  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ  
1259 AM EST MON DEC 17 2018  
 
   
...............................
 
 
   
..THE READING PA CLIMATE SUMMARY FOR DECEMBER 16 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 44 1218 AM 59 1959 41 3 40  
MINIMUM 37 1157 PM 5 1917 26 11 17  
AVERAGE 41 34 7 29  
 
PRECIPITATION (IN)  
YESTERDAY 0.42 2.13 1902 0.10 0.32 0.00  
MONTH TO DATE 1.35 1.81 -0.46 0.60  
SINCE DEC 1 1.35 1.81 -0.46 0.60  
SINCE JAN 1 64.92 41.79 23.13 42.37  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 31 -7 36  
MONTH TO DATE 473 466 7 496  
SINCE DEC 1 473 466 7 496  
SINCE JUL 1 1510 1533 -23 1400  
 
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 17 HIGHEST WIND DIRECTION E (80)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 8.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 89 400 AM  
AVERAGE 95  
   
......................................................
 
 
 
THE READING PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 62 2000  
1971  
MINIMUM TEMPERATURE (F) 26 -1 1916  
 
 
SUNRISE AND SUNSET  
DECEMBER 17 2018......SUNRISE 721 AM EST SUNSET 439 PM EST  
DECEMBER 18 2018......SUNRISE 722 AM EST SUNSET 439 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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