Grand Portage weather live forecast

Today's maximum temperature in Grand Portage is expected to be 27°C. Select a day from the live weather forecast for Grand Portage, Minnesota, USA for more weather parameters.

Saturday
25th Jul
27

15

8

6
Sunday
26th Jul
24

13

8

7
Monday
27th Jul
22

14

6

5
Tuesday
28th Jul
23

13

12

6
Wednesday
29th Jul
23

12

11

7

5-day weather forecast updated at 04:03 on Saturday 25th July 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 Saturday 25th July 2026

Expect isolated thunderstorms in Grand Portage, Minnesota with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 5-10 mm of rainfall expected with 13% chance of some rain and a gentle breeze of 17 kph from the south-west.

27
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
6
UV index (High)
13
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
17
kph wind from SW

Grand Portage weather for Sunday 26th July 2026

Expect broken clouds in Grand Portage, Minnesota with a maximum temperature of 24°C, maximum UV of 7 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south.

24
°C maximum temperature
13
°C minimum temperature
broken clouds
8
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
8
kph wind from S

Grand Portage weather for Monday 27th July 2026

Expect isolated thunderstorms in Grand Portage, Minnesota with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 56% chance of some rain and a light breeze of 10 kph from the north-east.

22
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
5
UV index (Moderate)
56
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
10
kph wind from NE

Grand Portage weather for Tuesday 28th July 2026

Expect scattered clouds in Grand Portage, Minnesota with a maximum temperature of 23°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south-east.

23
°C maximum temperature
13
°C minimum temperature
scattered clouds
12
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
23
°C wind chill
7
kph wind from SE

Grand Portage weather for Wednesday 29th July 2026

Expect scattered clouds in Grand Portage, Minnesota with a maximum temperature of 23°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-east.