220  
CDUS41 KPBZ 252231  
CLIPIT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
530 PM EST TUE DEC 25 2018  
   
...............................
 
 
   
..THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 25 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 33 400 PM 67 1895 37 -4 32  
MINIMUM 21 MM -12 1983 23 -2 18  
AVERAGE 27 30 -3 25  
 
PRECIPITATION (IN)  
TODAY 0.00 1.07 1944 0.09 -0.09 0.20  
MONTH TO DATE 3.96 2.32 1.64 1.52  
SINCE JUN 1 35.21 22.56 12.65 23.19  
SINCE JAN 1 56.75 37.66 19.09 41.90  
 
SNOWFALL (IN)  
TODAY 0.0 3.5 1935 0.3 -0.3 1.4  
MONTH TO DATE 2.0 6.4 -4.4 8.8  
SINCE OCT 1 5.6 8.8 -3.2 8.8  
SINCE JUL 1 5.6 8.8 -3.2 8.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 38 35 3 40  
MONTH TO DATE 769 799 -30 737  
SINCE DEC 1 769 799 -30 737  
SINCE JUL 1 2041 1962 79 1740  
 
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 6 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED 1.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 400 AM  
LOWEST 56 300 PM  
AVERAGE 74  
   
......................................................
 
 
 
THE PITTSBURGH PA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 68 1875  
MINIMUM TEMPERATURE (F) 23 -6 1983  
 
 
SUNRISE AND SUNSET  
DECEMBER 25 2018......SUNRISE 742 AM EST SUNSET 500 PM EST  
DECEMBER 26 2018......SUNRISE 743 AM EST SUNSET 500 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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