Alpena weather in October 2025

Expect 57°F daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Alpena in October. Check more long-term weather averages for Alpena in October before you book your next holiday to Michigan in 2025/2026.

  • 57°F maximum daytime temperature in October in Alpena57
    57°F max day temperature
  • 5 hours of sunshine per day
  • 12 days with some rainfall in October in Alpena12
    12 days with some rainfall
  • 37°F minimum night-time temperature in October in Alpena37
    37°F min night temperature
  • 11 hours of daylight per day in October in Alpena11
    11 hours of daylight per day
  • No heat & humidity in October in Alpena0
    No heat & humidity
  • 2.1 inches monthly rainfall in October in Alpena2.1
    2.1 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in October in Alpena3
    3 (Moderate) UV index
  • 52°F sea temperature in October in Alpena52
    52°F sea temperature

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The October weather guide for Michigan (Alpena) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about the USA

How warm is it in Alpena in October?

Daytime temperatures usually reach 57°F in Alpena in October, falling to 37°F at night.

How sunny is it in Alpena in October?

There are normally 5 hours of bright sunshine each day in Alpena in October - that's 41% of daylight hours.

How warm is the sea around Alpena in October?

The average sea temperature around Alpena in October is 52°F.

Does it rain in Alpena in October?

There are usually 12 days with some rain in Alpena in October and the average monthly rainfall is 2.1 inches.

Alpena October sunrise & sunset times

Browse the sunrise and sunset times for Alpena in October 2025. Select a month to view Alpena sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:32 18:14
Thursday, 16th October 2025 06:51 17:46
Friday, 31st October 2025 07:11 17:23

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