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The hourly Port Arthur, TX UV Index forecast for Tuesday, July 8th, 2025.
Last Updated 1 day ago
The UV index forecast for the next five days in Port Arthur, TX has 2 days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Port Arthur over the next five days will be 11.6 on Wednesday, July 9th at 1:00 pm.
The UV index forecast for Tuesday, July 8th in Port Arthur, TX is below.
| Time | UV Index | Risk |
|---|---|---|
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0.2 |
Low |
| 8am | 0.8 |
Low |
| 9am | 2.5 |
Low |
| 10am | 4.9 |
Moderate |
| 11am | 7.6 |
High |
| 12pm | 10 |
Very High |
| 1pm | 11.2 |
Extreme |
| 2pm | 10.8 |
Very High |
| 3pm | 9.1 |
Very High |
| 4pm | 6.4 |
High |
| 5pm | 3.7 |
Moderate |
| 6pm | 1.5 |
Low |
| 7pm | 0.4 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, July 9th in Port Arthur, 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 | 0.2 |
Low |
| 8am | 0.9 |
Low |
| 9am | 2.5 |
Low |
| 10am | 5 |
Moderate |
| 11am | 7.9 |
High |
| 12pm | 10.3 |
Very High |
| 1pm | 11.6 |
Extreme |
| 2pm | 11.2 |
Extreme |
| 3pm | 9.4 |
Very High |
| 4pm | 6.6 |
High |
| 5pm | 3.8 |
Moderate |
| 6pm | 1.6 |
Low |
| 7pm | 0.4 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, July 10th in Port Arthur, 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 | 0.2 |
Low |