Isle Royale weather live forecast

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

Saturday
16th May
16

4

12

6
Sunday
17th May
8

4

7

5
Monday
18th May
9

3

0

2
Tuesday
19th May
7

2

0

2
Wednesday
20th May
8

2

10

6

5-day weather forecast updated at 04:02 on Saturday 16th May 2026 GMT

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

Isle Royale weather forecast by day

Below are the detailed weather forecasts for Isle Royale for the next 5 days.

Isle Royale weather for Saturday 16th May 2026

Expect scattered clouds in Isle Royale, Michigan with a maximum temperature of 16°C, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the west.

16
°C maximum temperature
4
°C minimum temperature
scattered clouds
12
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
16
°C wind chill
22
kph wind from W

Isle Royale weather for Sunday 17th May 2026

Expect isolated thunderstorms in Isle Royale, Michigan with a maximum temperature of 8°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 70% chance of some rain and a fresh breeze of 31 kph from the east.

8
°C maximum temperature
4
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
5
UV index (Moderate)
70
% chance of some rain
<2
mm of rainfall expected
4
°C wind chill
31
kph wind from E

Isle Royale weather for Monday 18th May 2026

Expect isolated thunderstorms in Isle Royale, Michigan with a maximum temperature of 9°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 82% chance of some rain and a fresh breeze of 33 kph from the north-east.

9
°C maximum temperature
3
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
2
UV index (Low)
82
% chance of some rain
<20
mm of rainfall expected
5
°C wind chill
33
kph wind from NE

Isle Royale weather for Tuesday 19th May 2026

Expect cloudy with some rain in Isle Royale, Michigan with a maximum temperature of 7°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 49% chance of some rain and a strong breeze of 41 kph from the north-east.

7
°C maximum temperature
2
°C minimum temperature
cloudy with some rain
0
hours of sunshine
2
UV index (Low)
49
% chance of some rain
<20
mm of rainfall expected
2
°C wind chill
41
kph wind from NE

Isle Royale weather for Wednesday 20th May 2026

Expect broken clouds in Isle Royale, Michigan with a maximum temperature of 8°C, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north-west.