Alpena Weather in September

September in Alpena typically sees daytime highs of 21°C (70°F) and nighttime lows of 11°C (52°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Alpena in September

You can expect rain on around 12 days based on historical patterns, with 77 mm (3 in) average for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Alpena in September

Alpena in September has perfect weather. Days reach 21°C (70°F) and nights cool to 11°C (52°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Alpena.

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• January
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For a detailed overview over the year and the best time to visit the United States of America, check out our Alpena's climate page.

Alpena Temperature in September

Min Temperature 11°C (52°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 40%  

Precipitation 77 mm (3 in)  

Rainy days 12 days  

What to Wear in Alpena in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days.

What To Do in Alpena in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Alpena's climate page.

More climate data for Alpena

Temperature Rainfall

See the full Alpena climate overview or explore weather in the United States of America.