2.9 (Low)
Last Updated 23 minutes ago
The hourly Winthrop Harbor, IL UV Index forecast for Saturday, October 25th, 2025.
Last Updated 22 minutes ago
The UV index forecast for the next five days in Winthrop Harbor, IL has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Winthrop Harbor over the next five days will be 3.3 on Sunday, October 26th at 1:00 pm.
The UV index forecast for Saturday, October 25th in Winthrop Harbor, IL is below.
| Time | UV Index | Risk |
|---|---|---|
| 2pm | 2.6 |
Low |
| 3pm | 1.6 |
Low |
| 4pm | 0.6 |
Low |
| 5pm | 0.1 |
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, October 26th in Winthrop Harbor, 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 | 0.4 |
Low |
| 10am | 1.2 |
Low |
| 11am | 2.2 |
Low |
| 12pm | 3 |
Moderate |
| 1pm | 3.3 |
Moderate |
| 2pm | 2.9 |
Low |
| 3pm | 2 |
Low |
| 4pm | 1 |
Low |
| 5pm | 0.3 |
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, October 27th in Winthrop Harbor, 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 | 0.4 |
Low |
| 10am | 1.2 |
Low |
| 11am | 2.2 |
Low |
| 12pm | 3.1 |
Moderate |
| 1pm | 3.3 |
Moderate |
| 2pm | 2.9 |
Low |
| 3pm | 2 |
Low |
| 4pm | 1 |
Low |
| 5pm | 0.3 |
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, October 28th in Winthrop Harbor, 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 | 0.4 |
Low |
| 10am | 1.2 |
Low |
| 11am | 2.1 |
Low |
| 12pm | 2.8 |
Low |
| 1pm | 3.1 |
Moderate |
| 2pm | 2.7 |
Low |
| 3pm | 1.8 |
Low |
| 4pm | 0.9 |
Low |
| 5pm | 0.3 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, October 29th in Winthrop Harbor, 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 |