718  
CDUS43 KAPX 190600  
CLIAPN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
200 AM EDT TUE SEP 19 2023  
   
...............................
 
 
   
..THE ALPENA MI CLIMATE SUMMARY FOR SEPTEMBER 18 2023
 
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1916 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 66 3:23 PM 93 1955 70 -4 84  
MINIMUM 47 11:59 PM 27 1990 46 1 63  
AVERAGE 57 58 -1 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.35 1978 0.09 -0.08 0.01  
MONTH TO DATE 0.81 1.71 -0.90 0.32  
SINCE SEP 1 0.81 1.71 -0.90 0.32  
SINCE JAN 1 24.00 21.59 2.41 22.14  
 
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 8 8 0  
MONTH TO DATE 86 96 48  
SINCE SEP 1 86 96 48  
SINCE JUL 1 158 182 84  
 
COOLING  
YESTERDAY 0 1 9  
MONTH TO DATE 49 27 49  
SINCE SEP 1 49 27 49  
SINCE JAN 1 297 343 384    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 6.7  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 57  
AVERAGE 79  
   
......................................................
 
 
THE ALPENA MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 88 1955  
MINIMUM TEMPERATURE (F) 46 27 1929  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2023.....SUNRISE 7:17 AM EDT SUNSET 7:38 PM EDT  
SEPTEMBER 20 2023.....SUNRISE 7:19 AM EDT SUNSET 7:36 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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