Duluth weather in September 2024

Expect 66°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Duluth in September. Check more long-term weather averages for Duluth in September before you book your next holiday to Minnesota in 2024/2025.

66
66°F max day temperature
7
7 hours of sunshine per day
12
12 days with some rainfall
46
46°F min night temperature
13
13 hours of daylight per day
0
No heat & humidity
3.8
3.8 inches of monthly rainfall
5
5 (Moderate) UV index
57
57°F sea temperature

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The September weather guide for Minnesota (Duluth) 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)

More about the USA

How hot is it in Duluth in September?

Daytime temperatures usually reach 66°F in Duluth in September, falling to 46°F at night.

How sunny is it in Duluth in September?

There are normally 7 hours of bright sunshine each day in Duluth in September - that's 52% of daylight hours.

How warm is the sea around Duluth in September?

The average sea temperature around Duluth in September is 57°F.

Does it rain in Duluth in September?

There are usually 12 days with some rain in Duluth in September and the average monthly rainfall is 3.8 inches.

Duluth September sunrise & sunset times

Browse the sunrise and sunset times for Duluth in September 2024. Select a month to view Duluth sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Sunday, 1st September 2024	06:29	19:47
Sunday, 15th September 2024	06:47	19:19
Monday, 30th September 2024	07:07	18:49

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Minnesota - quick facts
Flight time^✝	12.5 hours
Time difference	UK -6 hours
Language(s)	English
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Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Nature
Tourist info	Explore Minnesota Tourism