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The hourly Alton, TX UV Index forecast for Tuesday, July 8th, 2025.
Last Updated 1 day ago
The UV index forecast for the next five days in Alton, TX has 1 day reaching the extreme level and 1 day reaching the high or very high levels. The peak UV intensity in Alton over the next five days will be 11.2 on Wednesday, July 9th at 2:00 pm.
The UV index forecast for Tuesday, July 8th in Alton, TX is below.
| Time | UV Index | Risk |
|---|---|---|
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0 |
Low |
| 8am | 0.5 |
Low |
| 9am | 1.7 |
Low |
| 10am | 3.9 |
Moderate |
| 11am | 6.4 |
High |
| 12pm | 9.2 |
Very High |
| 1pm | 10.7 |
Very High |
| 2pm | 10.7 |
Very High |
| 3pm | 9.2 |
Very High |
| 4pm | 6.8 |
High |
| 5pm | 4.2 |
Moderate |
| 6pm | 2 |
Low |
| 7pm | 0.6 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, July 9th in Alton, TX 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 | 0.4 |
Low |
| 9am | 1.7 |
Low |
| 10am | 3.8 |
Moderate |
| 11am | 6.7 |
High |
| 12pm | 9.4 |
Very High |
| 1pm | 11 |
Extreme |
| 2pm | 11.2 |
Extreme |
| 3pm | 9.8 |
Very High |
| 4pm | 7.2 |
High |
| 5pm | 4.4 |
Moderate |
| 6pm | 2 |
Low |
| 7pm | 0.6 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, July 10th in Alton, TX 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 |