UV Index for Potomac, IL

Current Potomac UV Index

0 (Low)

Last Updated 38 minutes ago

Hourly Potomac UV Index

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

5 Day Hourly Potomac UV Index Forecast

Last Updated 7 hours ago

The UV index forecast for the next five days in Potomac, IL has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Potomac over the next five days will be 7.4 on Sunday, August 31st at 1:00 pm.

The UV index forecast for Sunday, August 31st in Potomac, 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 Potomac, 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 3.1
Moderate
11am 4.2
Moderate
12pm 6.7
High
1pm 7
High
2pm 6.4
High
3pm 4.7
Moderate
4pm 3
Moderate
5pm 1.3
Low
6pm 0.4
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 Potomac, 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 1.8
Low
10am 3.5
Moderate
11am 5.3
Moderate
12pm 6.6
High
1pm 7
High
2pm 6.3
High
3pm 4.8
Moderate
4pm 2.1
Low
5pm 0.6
Low
6pm 0.1
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 Potomac, 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 1.8
Low
10am 3.5
Moderate
11am 5.3
Moderate
12pm 6.6
High
1pm 7
High
2pm 6.2
High
3pm 4.7
Moderate
4pm 2.7
Low
5pm 1.2
Low
6pm 0.3
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 Potomac, 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