Grand Marais weather live forecast

Today's maximum temperature in Grand Marais is expected to be 20°C. Select a day from the live weather forecast for Grand Marais, Michigan, USA for more weather parameters.

Wednesday
26th Aug
20

17

4

4
Thursday
27th Aug
17

15

6

6
Friday
28th Aug
19

14

6

6
Saturday
29th Aug
22

15

2

6
Sunday
30th Aug
23

20

2

2

5-day weather forecast updated at 04:03 on Wednesday 26th 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 Wednesday 26th August 2026

Expect isolated thunderstorms in Grand Marais, Michigan with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 98% chance of some rain and a moderate breeze of 20 kph from the south.

20
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
98
% chance of some rain
<20
mm of rainfall expected
20
°C wind chill
20
kph wind from S

Grand Marais weather for Thursday 27th August 2026

Expect broken clouds in Grand Marais, Michigan with a maximum temperature of 17°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the north-west.

17
°C maximum temperature
15
°C minimum temperature
broken clouds
6
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from NW

Grand Marais weather for Friday 28th August 2026

Expect broken clouds in Grand Marais, Michigan with a maximum temperature of 19°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-west.

19
°C maximum temperature
14
°C minimum temperature
broken clouds
6
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
19
°C wind chill
9
kph wind from NW

Grand Marais weather for Saturday 29th August 2026

Expect isolated thunderstorms in Grand Marais, Michigan with a maximum temperature of 22°C, maximum UV of 6 (High) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 65% chance of some rain and a gentle breeze of 18 kph from the south.

22
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
2
hours of sunshine
6
UV index (High)
65
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
18
kph wind from S

Grand Marais weather for Sunday 30th August 2026

Expect mostly cloudy with rain in Grand Marais, Michigan with a maximum temperature of 23°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 46% chance of some rain and a moderate breeze of 20 kph from the south.