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Last Updated 34 minutes ago
The hourly East St. Louis, IL UV Index forecast for Sunday, August 31st, 2025.
Last Updated 15 hours ago
The UV index forecast for the next five days in East St. Louis, IL has no days reaching the extreme level and 1 day reaching the high or very high levels. The peak UV intensity in East St. Louis over the next five days will be 6.8 on Tuesday, September 2nd at 2:00 pm.
The UV index forecast for Sunday, August 31st in East St. Louis, IL is below.
Time | UV Index | Risk |
---|---|---|
5am | 0 |
Low |
6am | 0 |
Low |
7am | 0 |
Low |
8am | 0.4 |
Low |
9am | 1.3 |
Low |
10am | 3.1 |
Moderate |
11am | 5.4 |
Moderate |
12pm | 5.7 |
Moderate |
1pm | 5.6 |
Moderate |
2pm | 5.3 |
Moderate |
3pm | 5.2 |
Moderate |
4pm | 2.6 |
Low |
5pm | 1.6 |
Low |
6pm | 0.6 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Monday, September 1st 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 |
Low |
9am | 0.2 |
Low |
10am | 0.4 |
Low |
11am | 2.4 |
Low |
12pm | 4.6 |
Moderate |
1pm | 1.9 |
Low |
2pm | 0.7 |
Low |
3pm | 0.4 |
Low |
4pm | 0.4 |
Low |
5pm | 0.2 |
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 Tuesday, September 2nd 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 | 0.2 |
Low |
9am | 0.9 |
Low |
10am | 1.2 |
Low |
11am | 1.9 |
Low |
12pm | 3.8 |
Moderate |
1pm | 6.3 |
High |
2pm | 6.8 |
High |
3pm | 4.7 |
Moderate |
4pm | 2.7 |
Low |
5pm | 1.7 |
Low |
6pm | 0.6 |
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 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 |