716
CDUS43 KAPX 190539
CLIAPN
CLIMATE REPORT
NATIONAL WEATHER SERVICE
139 AM EDT FRI SEP 19 2025
...............................
..THE ALPENA MI CLIMATE SUMMARY FOR SEPTEMBER 18 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 77 2:26 PM 93 1955 70 7 80
MINIMUM 57 11:24 PM 27 1990 46 11 48
AVERAGE 67 58 9 64
PRECIPITATION (IN)
YESTERDAY 0.00 1.35 1978 0.09 -0.09 0.00
MONTH TO DATE 0.42 1.71 -1.29 0.13
SINCE SEP 1 0.42 1.71 -1.29 0.13
SINCE JAN 1 20.69 21.59 -0.90 26.48
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 8 1
MONTH TO DATE 102 96 47
SINCE SEP 1 102 96 47
SINCE JUL 1 189 182 79
COOLING
YESTERDAY 2 1 0
MONTH TO DATE 5 27 11
SINCE SEP 1 5 27 11
SINCE JAN 1 378 343 402
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (10)
AVERAGE WIND SPEED 3.7
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 64
AVERAGE 82
......................................................
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 2025.....SUNRISE 7:18 AM EDT SUNSET 7:37 PM EDT
SEPTEMBER 20 2025.....SUNRISE 7:19 AM EDT SUNSET 7:35 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page