720  
CDUS41 KPBZ 202217  
CLIPIT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
517 PM EST THU DEC 20 2018  
   
...............................
 
 
   
..THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 20 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 49 211 PM 64 1895 38 11 45  
MINIMUM 25 707 AM -4 1963 24 1 30  
AVERAGE 37 31 6 38  
 
PRECIPITATION (IN)  
TODAY 0.06 0.81 1933 0.09 -0.03 0.00  
MONTH TO DATE 2.40 1.87 0.53 0.77  
SINCE JUN 1 33.65 22.11 11.54 22.44  
SINCE JAN 1 55.19 37.21 17.98 41.15  
 
SNOWFALL (IN)  
TODAY 0.0 3.6 1946 0.2 -0.2 0.0  
MONTH TO DATE 2.0 4.9 -2.9 6.9  
SINCE OCT 1 5.6 7.3 -1.7 6.9  
SINCE JUL 1 5.6 7.3 -1.7 6.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 28 34 -6 27  
MONTH TO DATE 614 625 -11 598  
SINCE DEC 1 614 625 -11 598  
SINCE JUL 1 1886 1788 98 1601  
 
COOLING  
TODAY 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 7 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 8 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 2.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 600 AM  
LOWEST 56 200 PM  
AVERAGE 74  
   
......................................................
 
 
 
THE PITTSBURGH PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 67 1967  
MINIMUM TEMPERATURE (F) 24 -6 1989  
 
 
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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