Climatological Report (Daily)
Issued by NWS
Issued by NWS
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469
CDUS43 KAPX 090527
CLIAPN
CLIMATE REPORT
NATIONAL WEATHER SERVICE
127 AM EDT TUE SEP 09 2025
...................................
...THE ALPENA MI CLIMATE SUMMARY FOR SEPTEMBER 8 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 65 4:40 PM 94 1919 74 -9 73
MINIMUM 38 3:44 AM 33 1982 49 -11 43
AVERAGE 52 62 -10 58
PRECIPITATION (IN)
YESTERDAY 0.00 0.59 1924 0.10 -0.10 0.00
MONTH TO DATE 0.40 0.76 -0.36 0.13
SINCE SEP 1 0.40 0.76 -0.36 0.13
SINCE JAN 1 20.67 20.64 0.03 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 13 5 7
MONTH TO DATE 75 33 39
SINCE SEP 1 75 33 39
SINCE JUL 1 162 119 71
COOLING
YESTERDAY 0 2 0
MONTH TO DATE 0 16 1
SINCE SEP 1 0 16 1
SINCE JAN 1 373 332 392
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (180)
AVERAGE WIND SPEED 6.0
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 45
AVERAGE 73
..........................................................
THE ALPENA MI CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 74 95 1931
MINIMUM TEMPERATURE (F) 49 30 1930
SUNRISE AND SUNSET
SEPTEMBER 9 2025.....SUNRISE 7:06 AM EDT SUNSET 7:56 PM EDT
SEPTEMBER 10 2025.....SUNRISE 7:07 AM EDT SUNSET 7:54 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$