0 (Low)
Last Updated 51 minutes ago
The hourly San Antonio, TX UV Index forecast for Thursday, November 12th, 2026.
Last Updated 15 hours ago
The UV index forecast for the next five days in San Antonio, TX has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in San Antonio over the next five days will be 5.4 on Friday, November 13th at 1:00 pm.
The UV index forecast for Thursday, November 12th in San Antonio, TX is below.
| Time | UV Index | Risk |
|---|---|---|
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0 |
Low |
| 8am | 0.2 |
Low |
| 9am | 1 |
Low |
| 10am | 2.4 |
Low |
| 11am | 3.9 |
Moderate |
| 12pm | 5.1 |
Moderate |
| 1pm | 4.9 |
Moderate |
| 2pm | 4.2 |
Moderate |
| 3pm | 2.8 |
Low |
| 4pm | 1.2 |
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 Friday, November 13th in San Antonio, 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 | 0.2 |
Low |
| 9am | 1 |
Low |
| 10am | 2.5 |
Low |
| 11am | 4.1 |
Moderate |
| 12pm | 5.2 |
Moderate |
| 1pm | 5.4 |
Moderate |
| 2pm | 4.4 |
Moderate |
| 3pm | 2.8 |
Low |
| 4pm | 1.3 |
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 Saturday, November 14th in San Antonio, 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 | 0.1 |
Low |
| 9am | 0.1 |
Low |
| 10am | 0.1 |
Low |
| 11am | 0.5 |
Low |
| 12pm | 0.2 |
Low |
| 1pm | 0.3 |
Low |
| 2pm | 0.8 |
Low |
| 3pm | 0.6 |
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 Sunday, November 15th in San Antonio, 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 |