492  
CDUS41 KCTP 190743  
CLIAOO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
243 AM EST FRI DEC 19 2025  
   
...............................
 
 
   
..THE ALTOONA CLIMATE SUMMARY FOR DECEMBER 18 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1948 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 49 145 PM 62 1984 39 10 43  
MINIMUM 27 617 AM 1 1989 26 1 29  
AVERAGE 38 32 6 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 0.91 1990 0.08 0.01 0.12  
MONTH TO DATE 0.42 1.60 -1.18 2.04  
SINCE DEC 1 0.42 1.60 -1.18 2.04  
SINCE JAN 1 31.01 35.68 -4.67 42.56  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 33 -6 29  
MONTH TO DATE 696 548 148 570  
SINCE DEC 1 696 548 148 570  
SINCE JUL 1 1916 1736 180 1557  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 707 692 15 837    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 900 PM  
LOWEST 42 100 PM  
AVERAGE 66  
   
......................................................
 
 
THE ALTOONA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 57 1957  
MINIMUM TEMPERATURE (F) 25 2 1963  
 
SUNRISE AND SUNSET  
DECEMBER 19 2025......SUNRISE 732 AM EST SUNSET 450 PM EST  
DECEMBER 20 2025......SUNRISE 732 AM EST SUNSET 450 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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