390  
CDUS41 KCTP 210617  
CLIJST  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE STATE COLLEGE PA  
217 AM EDT THU AUG 21 2025  
   
...............................
 
 
   
..THE JOHNSTOWN CLIMATE SUMMARY FOR AUGUST 20 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1892 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 75 357 PM 98 1983 77 -2 62  
MINIMUM 63 205 AM 44 1929 60 3 49  
AVERAGE 69 68 1 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.80 1990 0.13 -0.12 0.00  
MONTH TO DATE 0.40 2.55 -2.15 4.69  
SINCE JUN 1 7.29 11.17 -3.88 9.67  
SINCE JAN 1 28.40 27.02 1.38 34.41  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 9  
MONTH TO DATE 3 11 -8 16  
SINCE JUN 1 37 83 -46 53  
SINCE JUL 1 3 24 -21 19  
 
COOLING  
YESTERDAY 4 4 0 0  
MONTH TO DATE 95 95 0 100  
SINCE JUN 1 533 351 182 508  
SINCE JAN 1 552 389 163 555    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION S (160)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1200 AM  
LOWEST 79 300 PM  
AVERAGE 88  
   
......................................................
 
 
THE JOHNSTOWN CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 77 96 1916  
MINIMUM TEMPERATURE (F) 60 42 1922  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 632 AM EDT SUNSET 804 PM EDT  
AUGUST 22 2025........SUNRISE 633 AM EDT SUNSET 802 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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