UV Index for Monticello, IL

Current Monticello UV Index

6.2 (High)

Last Updated 7 minutes ago

Hourly Monticello UV Index

The hourly Monticello, IL UV Index forecast for Tuesday, August 12th, 2025.

5 Day Hourly Monticello UV Index Forecast

Last Updated 22 hours ago

The UV index forecast for the next five days in Monticello, IL has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Monticello over the next five days will be 8.4 on Tuesday, August 12th at 1:00 pm.

The UV index forecast for Tuesday, August 12th in Monticello, IL is below.

Time UV Index Risk
12pm 8.2
Very High
1pm 8.4
Very High
2pm 7.6
High
3pm 6.3
High
4pm 4.2
Moderate
5pm 2.2
Low
6pm 0.8
Low
7pm 0.2
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, August 13th in Monticello, 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 0.2
Low
8am 0.9
Low
9am 2.2
Low
10am 4.1
Moderate
11am 6.2
High
12pm 7.8
High
1pm 8.2
Very High
2pm 7.4
High
3pm 4.9
Moderate
4pm 4
Moderate
5pm 2.1
Low
6pm 0.8
Low
7pm 0.2
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, August 14th in Monticello, 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 0.2
Low
8am 1
Low
9am 2.3
Low
10am 4.3
Moderate
11am 6.4
High
12pm 7.7
High
1pm 8.1
Very High
2pm 7.8
High
3pm 6.3
High
4pm 4.2
Moderate
5pm 2.1
Low
6pm 0.8
Low
7pm 0.2
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, August 15th in Monticello, 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