402  
CDUS43 KAPX 130520  
CLIAPN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE  
120 AM EDT SUN AUG 13 2023  
   
...............................
 
 
   
..THE ALPENA MI CLIMATE SUMMARY FOR AUGUST 12 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 76 11:16 AM 97 1947 80 -4 77  
MINIMUM 60 11:59 PM 40 1930 55 5 47  
1946  
1979  
AVERAGE 68 67 1 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.43 1.89 1937 0.09 0.34 0.00  
MONTH TO DATE 0.88 1.15 -0.27 1.62  
SINCE JUN 1 8.06 7.09 0.97 6.79  
SINCE JAN 1 20.53 17.94 2.59 20.57  
 
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 3  
MONTH TO DATE 8 12 7  
SINCE JUN 1 101 166 135  
SINCE JUL 1 20 46 28  
 
COOLING  
YESTERDAY 3 4 0  
MONTH TO DATE 42 48 47  
SINCE JUN 1 214 245 231  
SINCE JAN 1 223 261 273    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 6.9  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100  
LOWEST 57  
AVERAGE 79  
   
......................................................
 
 
THE ALPENA MI CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 95 1918  
1947  
MINIMUM TEMPERATURE (F) 55 35 1957  
 
SUNRISE AND SUNSET  
AUGUST 13 2023........SUNRISE 6:33 AM EDT SUNSET 8:44 PM EDT  
AUGUST 14 2023........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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