223  
CDUS41 KPBZ 210546  
CLIPIT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PITTSBURGH PA  
146 AM EDT SUN MAY 21 2023  
   
...............................
 
 
   
..THE PITTSBURGH PA CLIMATE SUMMARY FOR MAY 20 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1871 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 65 1205 AM 92 1911 73 -8 83  
MINIMUM 47 1156 PM 35 1981 52 -5 64  
AVERAGE 56 62 -6 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.41 1.28 1990 0.13 0.28 0.02  
MONTH TO DATE 1.73 2.40 -0.67 4.20  
SINCE MAR 1 6.84 8.87 -2.03 10.74  
SINCE JAN 1 12.40 14.45 -2.05 18.83  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 MM 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE MAR 1 3.1 8.6 -5.5 18.0  
SINCE JUL 1 17.6 44.1 -26.5 44.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 5 4 0  
MONTH TO DATE 161 131 30 106  
SINCE MAR 1 1300 1329 -29 1281  
SINCE JUL 1 5003 5500 -497 5189  
 
COOLING  
YESTERDAY 0 2 -2 9  
MONTH TO DATE 2 29 -27 27  
SINCE MAR 1 19 39 -20 44  
SINCE JAN 1 19 39 -20 44    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 8.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 800 AM  
LOWEST 54 500 PM  
AVERAGE 74  
   
......................................................
 
 
THE PITTSBURGH PA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 92 1911  
MINIMUM TEMPERATURE (F) 52 31 2002  
 
SUNRISE AND SUNSET  
MAY 21 2023...........SUNRISE 559 AM EDT SUNSET 836 PM EDT  
MAY 22 2023...........SUNRISE 559 AM EDT SUNSET 837 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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