0.4 (Low)
Last Updated 2 minutes ago
The hourly San Antonio, TX UV Index forecast for Thursday, October 30th, 2025.
Last Updated 5 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 5.8 on Thursday, October 30th at 2:00 pm.
The UV index forecast for Thursday, October 30th in San Antonio, TX is below.
| Time | UV Index | Risk |
|---|---|---|
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, October 31st 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 |
Low |
| 9am | 0.3 |
Low |
| 10am | 1.2 |
Low |
| 11am | 2.7 |
Low |
| 12pm | 4.4 |
Moderate |
| 1pm | 5.6 |
Moderate |
| 2pm | 5.7 |
Moderate |
| 3pm | 4.8 |
Moderate |
| 4pm | 3.1 |
Moderate |
| 5pm | 1.5 |
Low |
| 6pm | 0.4 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, November 1st 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 |
Low |
| 9am | 0.3 |
Low |
| 10am | 1.1 |
Low |
| 11am | 2.6 |
Low |
| 12pm | 4.2 |
Moderate |
| 1pm | 5.2 |
Moderate |
| 2pm | 5.3 |
Moderate |
| 3pm | 4.4 |
Moderate |
| 4pm | 2.9 |
Low |
| 5pm | 1.4 |
Low |
| 6pm | 0.4 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, November 2nd in San Antonio, TX is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0 |
Low |
| 8am | 0.3 |
Low |
| 9am | 1.1 |
Low |
| 10am | 2.6 |
Low |
| 11am | 4.2 |
Moderate |
| 12pm | 5.2 |
Moderate |
| 1pm | 5.4 |
Moderate |
| 2pm | 4.5 |
Moderate |
| 3pm | 3 |
Moderate |
| 4pm | 1.4 |
Low |
| 5pm | 0.4 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Monday, November 3rd 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 |