648  
CDUS41 KPBZ 130739  
CLIPIT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
239 AM EST FRI DEC 13 2024  
   
...............................  
 
   
..THE PITTSBURGH PA CLIMATE SUMMARY FOR DECEMBER 12 2024  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 31 103 AM 68 2015 41 -10 48  
MINIMUM 21 1159 PM -5 1962 28 -7 30  
AVERAGE 26 34 -8 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.87 1944 0.09 -0.06 0.00  
MONTH TO DATE 0.91 1.13 -0.22 0.95  
SINCE DEC 1 0.91 1.13 -0.22 0.95  
SINCE JAN 1 41.99 37.90 4.09 30.79  
 
SNOWFALL (IN)  
YESTERDAY 0.2 4.3 1944 0.2 0.0 0.0  
MONTH TO DATE 2.8 2.4 0.4 T  
SINCE DEC 1 2.8 2.4 0.4 T  
SINCE JUL 1 3.6 5.2 -1.6 0.6  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 30 9 26  
MONTH TO DATE 362 349 13 241  
SINCE DEC 1 362 349 13 241  
SINCE JUL 1 1162 1487 -325 1182  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1224 797 427 794    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 11.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 100 AM  
LOWEST 34 1000 AM  
AVERAGE 58  
   
......................................................  
 
THE PITTSBURGH PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 71 1901  
MINIMUM TEMPERATURE (F) 27 -5 1962  
 
SUNRISE AND SUNSET  
DECEMBER 13 2024......SUNRISE 736 AM EST SUNSET 455 PM EST  
DECEMBER 14 2024......SUNRISE 737 AM EST SUNSET 455 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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