778  
CDUS41 KCTP 210722  
CLIAOO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
222 AM EST THU DEC 21 2023  
   
...............................  
 
   
..THE ALTOONA CLIMATE SUMMARY FOR DECEMBER 20 2023  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 42 335 PM 60 1988 39 3 31  
MINIMUM 18 633 AM 1 1963 25 -7 20  
AVERAGE 30 32 -2 26  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.94 1951 0.08 -0.08 0.00  
MONTH TO DATE 2.13 1.75 0.38 1.70  
SINCE DEC 1 2.13 1.75 0.38 1.70  
SINCE JAN 1 34.16 35.83 -1.67 35.91  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 33 2 39  
MONTH TO DATE 521 614 -93 623  
SINCE DEC 1 521 614 -93 623  
SINCE JUL 1 1659 1802 -143 1788  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 599 692 -93 773    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 2.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 600 AM  
LOWEST 34 300 PM  
AVERAGE 57  
   
......................................................  
 
THE ALTOONA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 61 2013  
MINIMUM TEMPERATURE (F) 25 -2 1989  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 732 AM EST SUNSET 450 PM EST  
DECEMBER 22 2023......SUNRISE 733 AM EST SUNSET 451 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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