Duluth 7-day weather forecast

Written by:
September 8, 2025
ESOlex // Shutterstock

Duluth 7-day weather forecast

Stacker created the forecast for Duluth, Minnesota using data from OpenWeather. This week's high is 70 °F on Monday, while the low is 41 °F on Monday. There are expected to be 2 sunny days and rain on 3 days this week.

NWS Duluth MN has issued a frost advisory until Monday at 08:00 AM.

Monday, September 8

- High of 70 °F, low of 41 °F (50% humidity)
- Mostly cloudy with a 100% chance of rain (10 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:37 AM, sunset at 7:34 PM
1 / 6
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Tuesday, September 9

- High of 62 °F, low of 55 °F (96% humidity)
- Overcast with a 100% chance of rain (22 mm of rain)
- Gentle breeze (11 mph wind)
- Sunrise at 6:38 AM, sunset at 7:32 PM
2 / 6
liseykina // Shutterstock

Wednesday, September 10

- High of 64 °F, low of 52 °F (76% humidity)
- Fair with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (11 mph wind)
- Sunrise at 6:40 AM, sunset at 7:30 PM
3 / 6
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Thursday, September 11

- High of 63 °F, low of 51 °F (87% humidity)
- Overcast with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (10 mph wind)
- Sunrise at 6:41 AM, sunset at 7:28 PM
4 / 6
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Friday, September 12

- High of 68 °F, low of 54 °F (75% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 6:42 AM, sunset at 7:26 PM
5 / 6
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Saturday, September 13

- High of 68 °F, low of 56 °F (78% humidity)
- Mostly sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 6:44 AM, sunset at 7:24 PM
6 / 6
Jaromir Chalabala // Shutterstock

Sunday, September 14

- High of 61 °F, low of 54 °F (79% humidity)
- Mostly cloudy with a 20% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Fresh breeze (19 mph wind)
- Sunrise at 6:45 AM, sunset at 7:22 PM
- Last quarter moon

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