047  
CDUS43 KAPX 170540  
CLIAPN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
140 AM EDT SAT MAY 17 2025  
   
...............................
 
 
   
..THE ALPENA MI CLIMATE SUMMARY FOR MAY 16 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 84 3:21 PM 94 1962 66 18 67  
MINIMUM 57 12:50 AM 26 1957 41 16 38  
AVERAGE 71 54 17 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.26 1.14 1923 0.09 0.17 0.00  
MONTH TO DATE 1.43 1.42 0.01 1.09  
SINCE MAR 1 6.94 6.16 0.78 8.72  
SINCE JAN 1 9.86 9.49 0.37 12.18  
 
SNOWFALL (IN)  
YESTERDAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 0.0  
SINCE JUL 1 73.5 77.6 -4.1 48.2  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 12 12  
MONTH TO DATE 213 235 198  
SINCE MAR 1 1700 2058 1730  
SINCE JUL 1 6679 7582 6387  
 
COOLING  
YESTERDAY 6 0 0  
MONTH TO DATE 6 0 0  
SINCE MAR 1 6 1 0  
SINCE JAN 1 6 1 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 10.2  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 29  
AVERAGE 61  
   
......................................................
 
 
THE ALPENA MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 66 91 1962  
MINIMUM TEMPERATURE (F) 41 23 1961  
 
SUNRISE AND SUNSET  
MAY 17 2025...........SUNRISE 6:03 AM EDT SUNSET 9:00 PM EDT  
MAY 18 2025...........SUNRISE 6:01 AM EDT SUNSET 9:01 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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