UV Index for Downers Grove, IL

Current Downers Grove UV Index

8.1 (Very High)

Last Updated 10 minutes ago

Hourly Downers Grove UV Index

The hourly Downers Grove, IL UV Index forecast for Wednesday, June 25th, 2025.

5 Day Hourly Downers Grove UV Index Forecast

Last Updated 22 hours ago

The UV index forecast for the next five days in Downers Grove, IL has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Downers Grove over the next five days will be 10.5 on Wednesday, June 25th at 1:00 pm.

The UV index forecast for Wednesday, June 25th in Downers Grove, IL is below.

Time UV Index Risk
12pm 9.6
Very High
1pm 10.5
Very High
2pm 9.4
Very High
3pm 7.1
High
4pm 4.1
Moderate
5pm 2.6
Low
6pm 1.1
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, June 26th in Downers Grove, 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 0.1
Low
7am 0.6
Low
8am 1.7
Low
9am 3.5
Moderate
10am 6
High
11am 8
Very High
12pm 8.3
Very High
1pm 9.6
Very High
2pm 9.4
Very High
3pm 7.7
High
4pm 5.4
Moderate
5pm 3
Moderate
6pm 1.3
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, June 27th in Downers Grove, 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 0.1
Low
7am 0.6
Low
8am 1.8
Low
9am 3.6
Moderate
10am 5.9
Moderate
11am 8.1
Very High
12pm 9.7
Very High
1pm 10.2
Very High
2pm 9.4
Very High
3pm 6.8
High
4pm 5.3
Moderate
5pm 3
Moderate
6pm 1.3
Low
7pm 0.4
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, June 28th in Downers Grove, 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 0.1
Low
7am 0.6
Low