472  
CDUS41 KPBZ 200802  
CLIPIT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
302 AM EST THU DEC 20 2018  
   
...............................
 
 
   
..THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 19 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1871 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 46 414 PM 67 1895 38 8 55  
1877  
MINIMUM 20 656 AM -2 1884 24 -4 44  
AVERAGE 33 31 2 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.39 2008 0.08 -0.08 0.01  
MONTH TO DATE 2.34 1.78 0.56 0.77  
SINCE JUN 1 33.59 22.02 11.57 22.44  
SINCE JAN 1 55.13 37.12 18.01 41.15  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.8 1982 0.3 -0.3 0.0  
MONTH TO DATE 2.0 4.7 -2.7 6.9  
SINCE OCT 1 5.6 7.1 -1.5 6.9  
SINCE JUL 1 5.6 7.1 -1.5 6.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 34 -2 15  
MONTH TO DATE 586 591 -5 571  
SINCE DEC 1 586 591 -5 571  
SINCE JUL 1 1858 1754 104 1574  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1138 736 402 864    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 2.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 100 AM  
LOWEST 38 400 PM  
AVERAGE 67  
   
......................................................
 
 
 
THE PITTSBURGH PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 64 1895  
MINIMUM TEMPERATURE (F) 24 -4 1963  
 
 
SUNRISE AND SUNSET  
DECEMBER 20 2018......SUNRISE 740 AM EST SUNSET 457 PM EST  
DECEMBER 21 2018......SUNRISE 741 AM EST SUNSET 457 PM EST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
SNOW DEPTH IS MEASURED AT 7 AM EST.  
 

 
 
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