269  
CDUS41 KPBZ 100801  
CLIPIT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
301 AM EST MON DEC 10 2018  
   
...............................
 
 
   
..THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 9 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 32 227 PM 73 1885 41 -9 37  
MINIMUM 19 1129 PM -4 1876 27 -8 21  
AVERAGE 26 34 -8 29  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.85 2009 0.10 -0.10 0.01  
MONTH TO DATE 0.75 0.88 -0.13 0.38  
SINCE JUN 1 32.00 21.12 10.88 22.05  
SINCE JAN 1 53.54 36.22 17.32 40.76  
 
SNOWFALL (IN)  
YESTERDAY 0.0 1.8 1996 0.3 -0.3 0.2  
MONTH TO DATE 2.0 2.0 0.0 0.2  
SINCE OCT 1 5.6 4.4 1.2 0.2  
SINCE JUL 1 5.6 4.4 1.2 0.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 31 8 36  
MONTH TO DATE 284 265 19 252  
SINCE DEC 1 284 265 19 252  
SINCE JUL 1 1556 1428 128 1255  
 
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 8 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 1200 AM  
LOWEST 53 200 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE PITTSBURGH PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 72 1971  
MINIMUM TEMPERATURE (F) 27 -6 1876  
 
 
SUNRISE AND SUNSET  
DECEMBER 10 2018......SUNRISE 733 AM EST SUNSET 454 PM EST  
DECEMBER 11 2018......SUNRISE 734 AM EST SUNSET 454 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 OR 8 AM EDT.  
 
SNOW DEPTH IS MEASURED AT 8 AM EDT.  
 

 

 
 
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