UV Index for Grand Detour, IL

Current Grand Detour UV Index

0 (Low)

Last Updated 37 minutes ago

Hourly Grand Detour UV Index

The hourly Grand Detour, IL UV Index forecast for Sunday, August 31st, 2025.

5 Day Hourly Grand Detour UV Index Forecast

Last Updated 7 hours ago

The UV index forecast for the next five days in Grand Detour, IL has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Grand Detour over the next five days will be 7 on Sunday, August 31st at 1:00 pm.

The UV index forecast for Sunday, August 31st in Grand Detour, IL is below.

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

The UV index forecast for Monday, September 1st in Grand Detour, IL 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 1.6
Low
10am 3.2
Moderate
11am 5
Moderate
12pm 6.3
High
1pm 6.8
High
2pm 6.2
High
3pm 4.8
Moderate
4pm 3.1
Moderate
5pm 1.5
Low
6pm 0.5
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Tuesday, September 2nd in Grand Detour, IL 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 0.6
Low
9am 1.6
Low
10am 3.2
Moderate
11am 5
Moderate
12pm 6.4
High
1pm 6.8
High
2pm 6.3
High
3pm 4.9
Moderate
4pm 3.1
Moderate
5pm 1.6
Low
6pm 0.5
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, September 3rd in Grand Detour, IL 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 0.6
Low
9am 1.6
Low
10am 3
Moderate
11am 4.6
Moderate
12pm 5.8
Moderate
1pm 4.8
Moderate
2pm 3.2
Moderate
3pm 0.6
Low
4pm 0.8
Low
5pm 0.2
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, September 4th in Grand Detour, IL 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