Grand Portage weather live forecast

Today's maximum temperature in Grand Portage is expected to be 66°F. Select a day from the live weather forecast for Grand Portage, Minnesota, USA for more weather parameters.

Thursday
4th Jun
66

50

5

4
Friday
5th Jun
72

54

1

6
Saturday
6th Jun
64

50

7

5
Sunday
7th Jun
68

48

15

7
Monday
8th Jun
72

48

11

8

5-day weather forecast updated at 04:02 on Thursday 4th June 2026 GMT

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

Grand Portage weather forecast by day

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

Grand Portage weather for Thursday 4th June 2026

Expect isolated thunderstorms in Grand Portage, Minnesota with a maximum temperature of 66°F, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 69% chance of some rain and a gentle breeze of 9 mph from the south-west.

66
°F maximum temperature
50
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
4
UV index (Moderate)
69
% chance of some rain
<10
mm of rainfall expected
66
°F wind chill
9
mph wind from SW

Grand Portage weather for Friday 5th June 2026

Expect fog in low lying areas in Grand Portage, Minnesota with a maximum temperature of 72°F, maximum UV of 6 (High) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the south.

72
°F maximum temperature
54
°F minimum temperature
fog in low lying areas
1
hour of sunshine
6
UV index (High)
0
mm of rainfall expected
72
°F wind chill
6
mph wind from S

Grand Portage weather for Saturday 6th June 2026

Expect broken clouds in Grand Portage, Minnesota with a maximum temperature of 64°F, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 5 mph from the south.

64
°F maximum temperature
50
°F minimum temperature
broken clouds
7
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
5
mph wind from S

Grand Portage weather for Sunday 7th June 2026

Expect scattered clouds in Grand Portage, Minnesota with a maximum temperature of 68°F, maximum UV of 7 (High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the east.

68
°F maximum temperature
48
°F minimum temperature
scattered clouds
15
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
68
°F wind chill
7
mph wind from E

Grand Portage weather for Monday 8th June 2026

Expect isolated thunderstorms in Grand Portage, Minnesota with a maximum temperature of 72°F, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 2-5 mm of rainfall expected with 32% chance of some rain and a light breeze of 6 mph from the east.