Isle Royale weather live forecast

Today's maximum temperature in Isle Royale is expected to be 25°C. Select a day from the live weather forecast for Isle Royale, Michigan, USA for more weather parameters.

Wednesday
5th Aug
25

16

14

6
Thursday
6th Aug
27

19

9

5
Friday
7th Aug
27

21

6

5
Saturday
8th Aug
27

19

9

6
Sunday
9th Aug
27

19

12

6

5-day weather forecast updated at 04:02 on Wednesday 5th August 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 Wednesday 5th August 2026

Expect scattered clouds in Isle Royale, Michigan with a maximum temperature of 25°C, maximum UV of 6 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

25
°C maximum temperature
16
°C minimum temperature
scattered clouds
14
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
25
°C wind chill
18
kph wind from S

Isle Royale weather for Thursday 6th August 2026

Expect scattered clouds in Isle Royale, Michigan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-west.

27
°C maximum temperature
19
°C minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
L
low heat & humidity
26
kph wind from SW

Isle Royale weather for Friday 7th August 2026

Expect isolated thunderstorms in Isle Royale, Michigan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 58% chance of some rain and a moderate breeze of 25 kph from the south-west.

27
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
5
UV index (Moderate)
58
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
25
kph wind from SW

Isle Royale weather for Saturday 8th August 2026

Expect broken clouds in Isle Royale, Michigan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

27
°C maximum temperature
19
°C minimum temperature
broken clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
21
kph wind from SW

Isle Royale weather for Sunday 9th August 2026

Expect scattered clouds in Isle Royale, Michigan with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the west.