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Last Updated 55 minutes ago
The hourly Grand Haven, MI UV Index forecast for Monday, September 15th, 2025.
Last Updated 13 hours ago
The UV index forecast for the next five days in Grand Haven, MI has no days reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in Grand Haven over the next five days will be 6 on Monday, September 15th at 2:00 pm.
The UV index forecast for Monday, September 15th in Grand Haven, MI is below.
Time | UV Index | Risk |
---|---|---|
4am | 0 |
Low |
5am | 0 |
Low |
6am | 0 |
Low |
7am | 0 |
Low |
8am | 0 |
Low |
9am | 0.5 |
Low |
10am | 1.5 |
Low |
11am | 3 |
Moderate |
12pm | 4.6 |
Moderate |
1pm | 5.8 |
Moderate |
2pm | 6 |
High |
3pm | 5.3 |
Moderate |
4pm | 3.9 |
Moderate |
5pm | 2.2 |
Low |
6pm | 1 |
Low |
7pm | 0.2 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Tuesday, September 16th in Grand Haven, 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 |
Low |
8am | 0 |
Low |
9am | 0.5 |
Low |
10am | 1.5 |
Low |
11am | 2.9 |
Low |
12pm | 4.5 |
Moderate |
1pm | 5.7 |
Moderate |
2pm | 6 |
High |
3pm | 5.2 |
Moderate |
4pm | 3.8 |
Moderate |
5pm | 2.2 |
Low |
6pm | 0.9 |
Low |
7pm | 0.2 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Wednesday, September 17th in Grand Haven, 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 |
Low |
8am | 0 |
Low |
9am | 0.5 |
Low |
10am | 1.2 |
Low |
11am | 2.1 |
Low |
12pm | 3.4 |
Moderate |
1pm | 4.6 |
Moderate |
2pm | 5.3 |
Moderate |
3pm | 4.5 |
Moderate |
4pm | 3.1 |
Moderate |
5pm | 2.1 |
Low |
6pm | 0.9 |
Low |
7pm | 0.2 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Thursday, September 18th in Grand Haven, 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 |
Low |
8am | 0 |
Low |