Grand Marais weather live forecast

Today's maximum temperature in Grand Marais is expected to be 25°C. Select a day from the live weather forecast for Grand Marais, Michigan, USA for more weather parameters.

Friday
7th Aug
25

18

11

6
Saturday
8th Aug
20

16

10

7
Sunday
9th Aug
20

17

7

7
Monday
10th Aug
20

16

3

3
Tuesday
11th Aug
20

16

8

6

5-day weather forecast updated at 04:03 on Friday 7th August 2026 GMT

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The 5-day weather forecast for Michigan (Grand Marais) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Grand Marais weather forecast by day

Below are the detailed weather forecasts for Grand Marais for the next 5 days.

Grand Marais weather for Friday 7th August 2026

Expect isolated thunderstorms in Grand Marais, Michigan with a maximum temperature of 25°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 2-5 mm of rainfall expected with 91% chance of some rain and a gentle breeze of 18 kph from the south.

25
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
11
hours of sunshine
6
UV index (High)
91
% chance of some rain
<5
mm of rainfall expected
25
°C wind chill
18
kph wind from S

Grand Marais weather for Saturday 8th August 2026

Expect isolated thunderstorms in Grand Marais, Michigan with a maximum temperature of 20°C, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 5-10 mm of rainfall expected with 12% chance of some rain and a gentle breeze of 16 kph from the west.

20
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
10
hours of sunshine
7
UV index (High)
12
% chance of some rain
<10
mm of rainfall expected
20
°C wind chill
16
kph wind from W

Grand Marais weather for Sunday 9th August 2026

Expect isolated thunderstorms in Grand Marais, Michigan with a maximum temperature of 20°C, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 44% chance of some rain and a gentle breeze of 14 kph from the south-west.

20
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
44
% chance of some rain
<10
mm of rainfall expected
20
°C wind chill
14
kph wind from SW

Grand Marais weather for Monday 10th August 2026

Expect isolated thunderstorms in Grand Marais, Michigan with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a light breeze of 7 kph from the north.

20
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
3
UV index (Moderate)
37
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
7
kph wind from N

Grand Marais weather for Tuesday 11th August 2026

Expect scattered clouds in Grand Marais, Michigan with a maximum temperature of 20°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-west.