UV Index for Grand Marais, MI

Current Grand Marais UV Index

0.2 (Low)

Last Updated 23 minutes ago

Hourly Grand Marais UV Index

The hourly Grand Marais, MI UV Index forecast for Friday, July 18th, 2025.

5 Day Hourly Grand Marais UV Index Forecast

Last Updated 5 hours ago

The UV index forecast for the next five days in Grand Marais, MI has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Grand Marais over the next five days will be 8 on Monday, July 21st at 2:00 pm.

The UV index forecast for Friday, July 18th in Grand Marais, MI is below.

Time UV Index Risk
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, July 19th in Grand Marais, MI is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.2
Low
8am 0.4
Low
9am 0.4
Low
10am 0.4
Low
11am 1
Low
12pm 1.3
Low
1pm 2.1
Low
2pm 1.4
Low
3pm 1.1
Low
4pm 1.8
Low
5pm 1.9
Low
6pm 1.6
Low
7pm 0.8
Low
8pm 0.3
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, July 20th in Grand Marais, MI is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.1
Low
8am 0.6
Low
9am 1.5
Low
10am 2.9
Low
11am 4.7
Moderate
12pm 6.3
High
1pm 7.4
High
2pm 7.6
High
3pm 7
High
4pm 5.5
Moderate
5pm 3.8
Moderate
6pm 2.2
Low
7pm 1
Low
8pm 0.3
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, July 21st in Grand Marais, MI is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.2
Low
8am 0.6
Low
9am 1.6
Low
10am 3.1
Moderate
11am 4.9
Moderate
12pm 6.6
High
1pm 7.8
High
2pm 8
Very High
3pm 7
High
4pm 5.5
Moderate
5pm 3.7
Moderate
6pm 2
Low
7pm 0.8
Low
8pm 0.3
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, July 22nd in Grand Marais, MI is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.2
Low
8am 0.6
Low