UV Index for Naperville, IL

Current Naperville UV Index

0 (Low)

Last Updated 15 minutes ago

Hourly Naperville UV Index

The hourly Naperville, IL UV Index forecast for Thursday, November 13th, 2025.

5 Day Hourly Naperville UV Index Forecast

Last Updated 18 hours ago

The UV index forecast for the next five days in Naperville, IL has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Naperville over the next five days will be 2.4 on Friday, November 14th at 12:00 pm.

The UV index forecast for Thursday, November 13th in Naperville, IL is below.

Time UV Index Risk
7am 0
Low
8am 0.2
Low
9am 0.8
Low
10am 1.5
Low
11am 2
Low
12pm 2.2
Low
1pm 2
Low
2pm 1.2
Low
3pm 0.6
Low
4pm 0.2
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, November 14th in Naperville, 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 0.2
Low
9am 0.8
Low
10am 1.5
Low
11am 2.1
Low
12pm 2.4
Low
1pm 2
Low
2pm 1.4
Low
3pm 0.6
Low
4pm 0.2
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, November 15th in Naperville, 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 0.2
Low
9am 0.7
Low
10am 1.3
Low
11am 1.8
Low
12pm 2
Low
1pm 2
Low
2pm 1.3
Low
3pm 0.6
Low
4pm 0.2
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, November 16th in Naperville, 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