494  
CDUS41 KPBZ 300807  
CLIPIT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
306 AM EST SUN DEC 30 2018  
   
...............................
 
 
   
..THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 29 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 44 1200 AM 67 1889 36 8 19  
MINIMUM 30 932 PM -6 1880 22 8 11  
AVERAGE 37 29 8 15  
 
PRECIPITATION (IN)  
YESTERDAY T 1.72 1942 0.09 -0.09 0.02  
MONTH TO DATE 4.29 2.68 1.61 1.54  
SINCE JUN 1 35.54 22.92 12.62 23.21  
SINCE JAN 1 57.08 38.02 19.06 41.92  
 
SNOWFALL (IN)  
YESTERDAY T 4.9 2012 0.3 -0.3 0.3  
MONTH TO DATE 2.0 7.7 -5.7 9.1  
SINCE OCT 1 5.6 10.1 -4.5 9.1  
SINCE JUL 1 5.6 10.1 -4.5 9.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 36 -8 50  
MONTH TO DATE 865 941 -76 947  
SINCE DEC 1 865 941 -76 947  
SINCE JUL 1 2137 2104 33 1950  
 
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 20 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 10.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LT FREEZING RAIN  
LIGHT SNOW  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 1100 PM  
LOWEST 65 1200 AM  
AVERAGE 79  
   
......................................................
 
 
 
THE PITTSBURGH PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 68 1875  
MINIMUM TEMPERATURE (F) 22 -9 1880  
 
 
SUNRISE AND SUNSET  
DECEMBER 30 2018......SUNRISE 744 AM EST SUNSET 503 PM EST  
DECEMBER 31 2018......SUNRISE 744 AM EST SUNSET 504 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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