Grand Portage weather live forecast

Today's maximum temperature in Grand Portage is expected to be 19°C. Select a day from the live weather forecast for Grand Portage, Minnesota, USA for more weather parameters.

Friday
17th Jul
19

14

4

7
Saturday
18th Jul
23

14

8

5
Sunday
19th Jul
24

13

9

3
Monday
20th Jul
27

14

8

6
Tuesday
21st Jul
17

12

5

3

5-day weather forecast updated at 04:03 on Friday 17th 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 Friday 17th July 2026

Expect isolated thunderstorms in Grand Portage, Minnesota with a maximum temperature of 19°C, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 90% chance of some rain and a light breeze of 7 kph from the north-east.

19
°C maximum temperature
14
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
7
UV index (High)
90
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
7
kph wind from NE

Grand Portage weather for Saturday 18th July 2026

Expect broken clouds in Grand Portage, Minnesota with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.

23
°C maximum temperature
14
°C minimum temperature
broken clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from N

Grand Portage weather for Sunday 19th July 2026

Expect broken clouds in Grand Portage, Minnesota with a maximum temperature of 24°C, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.

24
°C maximum temperature
13
°C minimum temperature
broken clouds
9
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from S

Grand Portage weather for Monday 20th July 2026

Expect broken clouds 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 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-west.

27
°C maximum temperature
14
°C minimum temperature
broken clouds
8
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
19
kph wind from SW

Grand Portage weather for Tuesday 21st July 2026

Expect mostly cloudy with light rain in Grand Portage, Minnesota with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 22 kph from the north-west.