Grand Portage weather live forecast

Today's maximum temperature in Grand Portage is expected to be 16°C. Select a day from the live weather forecast for Grand Portage, Minnesota, USA for more weather parameters.

Wednesday
16th Sep
16

7

6

4
Thursday
17th Sep
19

8

5

3
Friday
18th Sep
15

7

2

4
Saturday
19th Sep
18

6

6

2
Sunday
20th Sep
17

8

5

4

5-day weather forecast updated at 04:03 on Wednesday 16th September 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 Wednesday 16th September 2026

Expect broken clouds in Grand Portage, Minnesota with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

16
°C maximum temperature
7
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
16
°C wind chill
10
kph wind from S

Grand Portage weather for Thursday 17th September 2026

Expect broken clouds in Grand Portage, Minnesota with a maximum temperature of 19°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-west.

19
°C maximum temperature
8
°C minimum temperature
broken clouds
5
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
11
kph wind from NW

Grand Portage weather for Friday 18th September 2026

Expect broken clouds in Grand Portage, Minnesota with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the east.

15
°C maximum temperature
7
°C minimum temperature
broken clouds
2
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
15
°C wind chill
12
kph wind from E

Grand Portage weather for Saturday 19th September 2026

Expect broken clouds in Grand Portage, Minnesota with a maximum temperature of 18°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the east.

18
°C maximum temperature
6
°C minimum temperature
broken clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from E

Grand Portage weather for Sunday 20th September 2026

Expect broken clouds in Grand Portage, Minnesota with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-east.