464  
CDUS43 KAPX 200527  
CLIAPN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GAYLORD MI  
127 AM EDT WED SEP 20 2017  
 
   
...............................
 
 
   
..THE ALPENA MI CLIMATE SUMMARY FOR SEPTEMBER 19 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1916 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 433 PM 88 1955 68 1 85  
MINIMUM 45 433 AM 27 1929 46 -1 50  
AVERAGE 57 57 0 68  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.21 1932 0.09 -0.09 0.04  
MONTH TO DATE 2.31 1.86 0.45 1.77  
SINCE SEP 1 2.31 1.86 0.45 1.77  
SINCE JAN 1 29.74 20.64 9.10 22.40  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 9 -1 0  
MONTH TO DATE 128 119 9 39  
SINCE SEP 1 128 119 9 39  
SINCE JUL 1 186 234 -48 62  
 
COOLING  
YESTERDAY 0 1 -1 3  
MONTH TO DATE 15 21 -6 51  
SINCE SEP 1 15 21 -6 51  
SINCE JAN 1 285 287 -2 542    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.1  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 68  
AVERAGE 84  
   
......................................................
 
 
 
THE ALPENA MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 87 1998  
1940  
MINIMUM TEMPERATURE (F) 45 24 1929  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 20 2017.....SUNRISE 719 AM EDT SUNSET 735 PM EDT  
SEPTEMBER 21 2017.....SUNRISE 720 AM EDT SUNSET 733 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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