Alpena weather in September 2019

  • 20°C maximum daytime temperature in September in Alpena20
    20°C max day temperature
  • 6 hours of sunshine per day
  • 12 days with some rainfall in September in Alpena12
    12 days with some rainfall
  • 8°C minimum night-time temperature in September in Alpena8
    8°C min night temperature
  • 12 hours of daylight per day in September in Alpena12
    12 hours of daylight per day
  • No heat & humidity in September in Alpena0
    No heat & humidity
  • 79 mm monthly rainfall in September in Alpena79
    79 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in Alpena5
    5 (Moderate) UV index
  • 16°C sea temperature in September in Alpena16
    16°C sea temperature

Going to Alpena? Find the best month to visit Alpena based on the weather.

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Expect 20°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Alpena in September. Check more long-term weather averages for Alpena in September before you book your next holiday to Michigan in 2019/2020.

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More about Alpena

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The September weather guide for Alpena, Michigan 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 / mm)  |  Imperial (°F / inches)

Guide to Alpena weather in September

The average maximum daytime temperature in Alpena in September is a comfortable 20°C (68°F). The average night-time temperature is usually a cool 8°C (46°F). There are usually 6 hours of bright sunshine each day, which represents 50% of the 12 hours of daylight.

Expect 79mm (3.1 inches) of rainfall across the whole of September with 12 days with some rain falling. Maximum UV levels will be moderate (5 UV index) at midday when the skies are clear.

The average sea temperature in and around Alpena in September is 16°C (61°F).

Alpena sunrise & sunset times for September 2019

Browse the sunrise & sunset times for Alpena in September 2019. Select a month to view Alpena sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2019 06:55 20:11
Monday, 2nd September 2019 06:57 20:09
Tuesday, 3rd September 2019 06:58 20:08
Wednesday, 4th September 2019 06:59 20:06
Thursday, 5th September 2019 07:00 20:04
Friday, 6th September 2019 07:01 20:02
Saturday, 7th September 2019 07:03 20:00
Sunday, 8th September 2019 07:04 19:58
Monday, 9th September 2019 07:05 19:56
Tuesday, 10th September 2019 07:06 19:55
Wednesday, 11th September 2019 07:07 19:53
Thursday, 12th September 2019 07:09 19:51
Friday, 13th September 2019 07:10 19:49
Saturday, 14th September 2019 07:11 19:47
Sunday, 15th September 2019 07:12 19:45
Monday, 16th September 2019 07:13 19:43
Tuesday, 17th September 2019 07:15 19:41
Wednesday, 18th September 2019 07:16 19:39
Thursday, 19th September 2019 07:17 19:37
Friday, 20th September 2019 07:18 19:35
Saturday, 21st September 2019 07:19 19:34
Sunday, 22nd September 2019 07:21 19:32
Monday, 23rd September 2019 07:22 19:30
Tuesday, 24th September 2019 07:23 19:28
Wednesday, 25th September 2019 07:24 19:26
Thursday, 26th September 2019 07:25 19:24
Friday, 27th September 2019 07:27 19:22
Saturday, 28th September 2019 07:28 19:20
Sunday, 29th September 2019 07:29 19:18
Monday, 30th September 2019 07:30 19:16
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