505
CDUS43 KAPX 170510
CLIAPN
CLIMATE REPORT
NATIONAL WEATHER SERVICE
110 AM EDT THU SEP 17 2026
...............................
..THE ALPENA MI CLIMATE SUMMARY FOR SEPTEMBER 16 2026
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1916 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 69 MM 90 1955 71 -2 76
MINIMUM 48 MM 26 1923 47 1 50
1964
AVERAGE 59 59 0 63
PRECIPITATION (IN)
YESTERDAY 0.00 1.24 1929 0.09 -0.09 0.00
MONTH TO DATE 1.83 1.52 0.31 0.42
SINCE SEP 1 1.83 1.52 0.31 0.42
SINCE JAN 1 33.64 21.40 12.24 20.69
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 6 7 2
MONTH TO DATE 40 81 99
SINCE SEP 1 40 81 99
SINCE JUL 1 66 167 186
COOLING
YESTERDAY 0 1 0
MONTH TO DATE 27 25 3
SINCE SEP 1 27 25 3
SINCE JAN 1 348 341 376
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (20)
AVERAGE WIND SPEED 5.4
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 49
AVERAGE 75
......................................................
THE ALPENA MI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 71 92 1955
MINIMUM TEMPERATURE (F) 47 28 1923
1945
SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE 7:15 AM EDT SUNSET 7:41 PM EDT
SEPTEMBER 18 2026.....SUNRISE 7:17 AM EDT SUNSET 7:39 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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