497
CDUS43 KAPX 180526
CLIAPN
CLIMATE REPORT
NATIONAL WEATHER SERVICE
126 AM EDT THU SEP 18 2025
...............................
..THE ALPENA MI CLIMATE SUMMARY FOR SEPTEMBER 17 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 79 2:37 PM 92 1955 71 8 82
MINIMUM 44 5:30 AM 28 1923 47 -3 48
1945
AVERAGE 62 59 3 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.00 1931 0.10 -0.10 0.00
MONTH TO DATE 0.42 1.62 -1.20 0.13
SINCE SEP 1 0.42 1.62 -1.20 0.13
SINCE JAN 1 20.69 21.50 -0.81 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 3 7 0
MONTH TO DATE 102 88 46
SINCE SEP 1 102 88 46
SINCE JUL 1 189 174 78
COOLING
YESTERDAY 0 1 0
MONTH TO DATE 3 26 11
SINCE SEP 1 3 26 11
SINCE JAN 1 376 342 402
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (120)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (110)
AVERAGE WIND SPEED 2.9
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 50
AVERAGE 75
......................................................
THE ALPENA MI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 93 1955
MINIMUM TEMPERATURE (F) 46 27 1990
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 7:17 AM EDT SUNSET 7:39 PM EDT
SEPTEMBER 19 2025.....SUNRISE 7:18 AM EDT SUNSET 7:37 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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