893  
CDUS41 KPBZ 310804  
CLIPIT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
304 AM EST MON DEC 31 2018  
   
...............................
 
 
   
..THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 30 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 40 419 PM 68 1875 36 4 18  
MINIMUM 30 1159 PM -9 1880 22 8 7  
AVERAGE 35 29 6 13  
 
PRECIPITATION (IN)  
YESTERDAY T 2.76 1990 0.08 -0.08 0.17  
MONTH TO DATE 4.29 2.76 1.53 1.71  
SINCE JUN 1 35.54 23.00 12.54 23.38  
SINCE JAN 1 57.08 38.10 18.98 42.09  
 
SNOWFALL (IN)  
YESTERDAY T 3.9 2017 0.3 -0.3 3.9  
MONTH TO DATE 2.0 8.0 -6.0 13.0  
SINCE OCT 1 5.6 10.4 -4.8 13.0  
SINCE JUL 1 5.6 10.4 -4.8 13.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 36 -6 52  
MONTH TO DATE 895 977 -82 999  
SINCE DEC 1 895 977 -82 999  
SINCE JUL 1 2167 2140 27 2002  
 
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 15 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 5.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 200 AM  
LOWEST 59 300 PM  
AVERAGE 72  
   
......................................................
 
 
 
THE PITTSBURGH PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 69 1875  
MINIMUM TEMPERATURE (F) 22 -4 1880  
 
 
SUNRISE AND SUNSET  
DECEMBER 31 2018......SUNRISE 744 AM EST SUNSET 504 PM EST  
JANUARY 1 2019.......SUNRISE 744 AM EST SUNSET 505 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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