947  
CDUS41 KPBZ 172218  
CLIPIT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
518 PM EST MON DEC 17 2018  
   
...............................
 
 
   
..THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 17 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 40 1253 PM 64 1984 39 1 42  
1924  
MINIMUM 35 836 AM -6 1989 25 10 33  
AVERAGE 38 32 6 38  
 
PRECIPITATION (IN)  
TODAY 0.00 2.35 1890 0.08 -0.08 0.07  
MONTH TO DATE 2.34 1.61 0.73 0.76  
SINCE JUN 1 33.59 21.85 11.74 22.43  
SINCE JAN 1 55.13 36.95 18.18 41.14  
 
SNOWFALL (IN)  
TODAY 0.0 22.0 1890 0.3 -0.3 0.0  
MONTH TO DATE 2.0 4.1 -2.1 6.9  
SINCE OCT 1 5.6 6.5 -0.9 6.9  
SINCE JUL 1 5.6 6.5 -0.9 6.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 27 33 -6 27  
MONTH TO DATE 518 523 -5 532  
SINCE DEC 1 518 523 -5 532  
SINCE JUL 1 1790 1686 104 1535  
 
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 20 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 11.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 100 AM  
LOWEST 64 300 PM  
AVERAGE 78  
   
......................................................
 
 
 
THE PITTSBURGH PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 63 1967  
1924  
MINIMUM TEMPERATURE (F) 24 -7 1989  
 
 
SUNRISE AND SUNSET  
DECEMBER 17 2018......SUNRISE 738 AM EST SUNSET 456 PM EST  
DECEMBER 18 2018......SUNRISE 739 AM EST SUNSET 456 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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