4.8 (Moderate)
Last Updated 32 minutes ago
The hourly Joliet, IL UV Index forecast for Monday, June 30th, 2025.
Last Updated 3 hours ago
The UV index forecast for the next five days in Joliet, IL has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Joliet over the next five days will be 9.8 on Wednesday, July 2nd at 1:00 pm.
The UV index forecast for Monday, June 30th in Joliet, IL is below.
| Time | UV Index | Risk |
|---|---|---|
| 5pm | 2.1 |
Low |
| 6pm | 1 |
Low |
| 7pm | 0.4 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Tuesday, July 1st in Joliet, 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 | 0.1 |
Low |
| 7am | 0.5 |
Low |
| 8am | 1.5 |
Low |
| 9am | 3.1 |
Moderate |
| 10am | 5.2 |
Moderate |
| 11am | 7.2 |
High |
| 12pm | 8.6 |
Very High |
| 1pm | 9.1 |
Very High |
| 2pm | 8.4 |
Very High |
| 3pm | 6.8 |
High |
| 4pm | 4.8 |
Moderate |
| 5pm | 2.8 |
Low |
| 6pm | 1.2 |
Low |
| 7pm | 0.4 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, July 2nd in Joliet, 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 | 0.1 |
Low |
| 7am | 0.6 |
Low |
| 8am | 1.6 |
Low |
| 9am | 3.3 |
Moderate |
| 10am | 5.5 |
Moderate |
| 11am | 7.8 |
High |
| 12pm | 9.3 |
Very High |
| 1pm | 9.8 |
Very High |
| 2pm | 9.3 |
Very High |
| 3pm | 7.4 |
High |
| 4pm | 5.2 |
Moderate |
| 5pm | 3 |
Moderate |
| 6pm | 1.1 |
Low |
| 7pm | 0.2 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, July 3rd in Joliet, 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 | 0.1 |
Low |
| 7am | 0.6 |
Low |
| 8am | 1.6 |
Low |
| 9am | 3.5 |
Moderate |
| 10am | 5.3 |
Moderate |
| 11am | 7.3 |
High |
| 12pm | 8.7 |
Very High |
| 1pm | 8.7 |
Very High |
| 2pm | 6.4 |
High |
| 3pm | 6.2 |
High |
| 4pm | 4.5 |
Moderate |
| 5pm | 3 |
Moderate |
| 6pm | 1.4 |
Low |
| 7pm | 0.4 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, July 4th in Joliet, 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 | 0.1 |
Low |
| 7am | 0.6 |
Low |