466  
CDUS43 KAPX 172126  
CLIAPN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
526 PM EDT WED SEP 17 2025  
   
...............................
 
 
   
..THE ALPENA MI CLIMATE SUMMARY FOR SEPTEMBER 17 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1916 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 79 2:37 PM 92 1955 71 8 82  
MINIMUM 44 5:30 AM 28 1923 47 -3 48  
1945  
AVERAGE 62 59 3 65  
 
PRECIPITATION (IN)  
TODAY 0.00 1.00 1931 0.10 -0.10 0.00  
MONTH TO DATE 0.42 1.62 -1.20 0.13  
SINCE SEP 1 0.42 1.62 -1.20 0.13  
SINCE JAN 1 20.69 21.50 -0.81 26.48  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING  
TODAY 3 7 -4 0  
MONTH TO DATE 102 88 14 46  
SINCE SEP 1 102 88 14 46  
SINCE JUL 1 189 174 15 78  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 3 26 -23 11  
SINCE SEP 1 3 26 -23 11  
SINCE JAN 1 376 342 34 402    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION SE (140)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 3.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 3:00 AM  
LOWEST 50 12:00 PM  
AVERAGE 75  
   
......................................................
 
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2025.....SUNRISE 7:16 AM EDT SUNSET 7:41 PM EDT  
SEPTEMBER 18 2025.....SUNRISE 7:17 AM EDT SUNSET 7:39 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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