UV Index for East St. Louis, IL

Current East St. Louis UV Index

0 (Low)

Last Updated 32 minutes ago

Hourly East St. Louis UV Index

The hourly East St. Louis, IL UV Index forecast for Sunday, February 15th, 2026.

5 Day Hourly East St. Louis UV Index Forecast

Last Updated 1 day ago

The UV index forecast for the next five days in East St. Louis, IL has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in East St. Louis over the next five days will be 3.7 on Monday, February 16th at 12:00 pm.

The UV index forecast for Sunday, February 15th in East St. Louis, IL is below.

Time UV Index Risk
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0.3
Low
9am 0.7
Low
10am 1.3
Low
11am 1.9
Low
12pm 2.6
Low
1pm 3.2
Moderate
2pm 2.4
Low
3pm 1.3
Low
4pm 0.5
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 Monday, February 16th in East St. Louis, 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 0.5
Low
9am 1.3
Low
10am 2.4
Low
11am 3.3
Moderate
12pm 3.7
Moderate
1pm 3.4
Moderate
2pm 2.4
Low
3pm 1.4
Low
4pm 0.5
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 Tuesday, February 17th in East St. Louis, 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