UV Index for Petersburg, MI

Current Petersburg UV Index

0.2 (Low)

Last Updated 30 minutes ago

Hourly Petersburg UV Index

The hourly Petersburg, MI UV Index forecast for Friday, August 29th, 2025.

5 Day Hourly Petersburg UV Index Forecast

Last Updated 18 hours ago

The UV index forecast for the next five days in Petersburg, MI has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Petersburg over the next five days will be 6.9 on Saturday, August 30th at 2:00 pm.

The UV index forecast for Friday, August 29th in Petersburg, MI is below.

Time UV Index Risk
9am 0.9
Low
10am 2.2
Low
11am 3.6
Moderate
12pm 5.3
Moderate
1pm 6.6
High
2pm 6
High
3pm 5.4
Moderate
4pm 4
Moderate
5pm 2.4
Low
6pm 1.1
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, August 30th in Petersburg, 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 0.2
Low
9am 1
Low
10am 2.3
Low
11am 4
Moderate
12pm 5.7
Moderate
1pm 6.8
High
2pm 6.9
High
3pm 6
High
4pm 4.4
Moderate
5pm 2.6
Low
6pm 1.2
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, August 31st in Petersburg, 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 0.2
Low
9am 0.9
Low
10am 2.2
Low
11am 3.9
Moderate
12pm 5.6
Moderate
1pm 6.8
High
2pm 6.8
High
3pm 6
High
4pm 4.4
Moderate
5pm 2.6
Low
6pm 1.2
Low
7pm 0.3
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, September 1st in Petersburg, 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 0.2
Low