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Last Updated 8 minutes ago
The hourly Jacksonville, IL UV Index forecast for Tuesday, August 19th, 2025.
Last Updated 10 hours ago
The UV index forecast for the next five days in Jacksonville, IL has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Jacksonville over the next five days will be 9.1 on Thursday, August 21st at 1:00 pm.
The UV index forecast for Tuesday, August 19th in Jacksonville, IL is below.
| Time | UV Index | Risk |
|---|
The UV index forecast for Wednesday, August 20th in Jacksonville, 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 | 0.2 |
Low |
| 8am | 0.8 |
Low |
| 9am | 2.1 |
Low |
| 10am | 4 |
Moderate |
| 11am | 6.2 |
High |
| 12pm | 7.9 |
High |
| 1pm | 8.6 |
Very High |
| 2pm | 8 |
Very High |
| 3pm | 6.4 |
High |
| 4pm | 4.2 |
Moderate |
| 5pm | 2.2 |
Low |
| 6pm | 0.8 |
Low |
| 7pm | 0.2 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, August 21st in Jacksonville, 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 | 0.2 |
Low |
| 8am | 0.8 |
Low |
| 9am | 2.2 |
Low |
| 10am | 4.3 |
Moderate |
| 11am | 6.6 |
High |
| 12pm | 8.4 |
Very High |
| 1pm | 9.1 |
Very High |
| 2pm | 8.5 |
Very High |
| 3pm | 6.8 |
High |
| 4pm | 4.5 |
Moderate |
| 5pm | 2.3 |
Low |
| 6pm | 0.9 |
Low |
| 7pm | 0.2 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, August 22nd in Jacksonville, 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 | 0.2 |
Low |
| 8am | 0.8 |
Low |
| 9am | 2.2 |
Low |
| 10am | 4.2 |
Moderate |
| 11am | 6.6 |
High |
| 12pm | 8.3 |
Very High |
| 1pm | 8.8 |
Very High |
| 2pm | 8.2 |
Very High |
| 3pm | 6.7 |
High |
| 4pm | 4.4 |
Moderate |
| 5pm | 2.3 |
Low |
| 6pm | 0.8 |
Low |
| 7pm | 0.2 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, August 23rd in Jacksonville, 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 | 0.2 |
Low |