852  
CDUS43 KAPX 120536  
CLIAPN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
136 AM EDT TUE AUG 12 2025  
   
...............................  
 
   
..THE ALPENA MI CLIMATE SUMMARY FOR AUGUST 11 2025  
 
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)  
YESTERDAY  
MAXIMUM 90 1:29 PM 93 2016 80 10 73  
MINIMUM 68 11:06 PM 37 1936 56 12 55  
AVERAGE 79 68 11 64  
 
PRECIPITATION (IN)  
YESTERDAY 0.35 2.94 2014 0.09 0.26 0.00  
MONTH TO DATE 0.92 1.06 -0.14 0.14  
SINCE JUN 1 7.02 7.00 0.02 11.40  
SINCE JAN 1 17.59 17.85 -0.26 24.74  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 1  
MONTH TO DATE 2 11 4  
SINCE JUN 1 113 165 95  
SINCE JUL 1 22 45 14  
 
COOLING  
YESTERDAY 14 4 0  
MONTH TO DATE 68 44 54  
SINCE JUN 1 325 241 312  
SINCE JAN 1 331 257 319    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 38 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 55 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 7.0  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 48  
AVERAGE 74  
   
......................................................  
 
THE ALPENA MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 97 1947  
MINIMUM TEMPERATURE (F) 55 40 1930  
1946  
1979  
 
SUNRISE AND SUNSET  
AUGUST 12 2025........SUNRISE 6:33 AM EDT SUNSET 8:45 PM EDT  
AUGUST 13 2025........SUNRISE 6:34 AM EDT SUNSET 8:43 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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