8.1 (Very High)
Last Updated 53 minutes ago
The hourly Sioux Valley, SD UV Index forecast for Tuesday, July 15th, 2025.
Last Updated 2 hours ago
The UV index forecast for the next five days in Sioux Valley, SD has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Sioux Valley over the next five days will be 9.2 on Thursday, July 17th at 2:00 pm.
The UV index forecast for Tuesday, July 15th in Sioux Valley, SD is below.
| Time | UV Index | Risk |
|---|---|---|
| 4pm | 5.8 |
Moderate |
| 5pm | 3.8 |
Moderate |
| 6pm | 2 |
Low |
| 7pm | 0.8 |
Low |
| 8pm | 0.2 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, July 16th in Sioux Valley, SD 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 | 0.1 |
Low |
| 8am | 0.4 |
Low |
| 9am | 0.9 |
Low |
| 10am | 2 |
Low |
| 11am | 1.8 |
Low |
| 12pm | 1.8 |
Low |
| 1pm | 1.6 |
Low |
| 2pm | 1.7 |
Low |
| 3pm | 2.4 |
Low |
| 4pm | 1.2 |
Low |
| 5pm | 0.7 |
Low |
| 6pm | 0.4 |
Low |
| 7pm | 0.1 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, July 17th in Sioux Valley, SD 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 | 0.7 |
Low |
| 9am | 1.6 |
Low |
| 10am | 3.2 |
Moderate |
| 11am | 5.8 |
Moderate |
| 12pm | 8 |
Very High |
| 1pm | 9.1 |
Very High |
| 2pm | 9.2 |
Very High |
| 3pm | 8.1 |
Very High |
| 4pm | 6.1 |
High |
| 5pm | 3.9 |
Moderate |
| 6pm | 2 |
Low |
| 7pm | 0.8 |
Low |
| 8pm | 0.2 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, July 18th in Sioux Valley, SD 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 | 8 |
Very High |
| 1pm | 9.2 |
Very High |
| 2pm | 6.5 |
High |
| 3pm | 2.9 |
Low |
| 4pm | 2.7 |
Low |
| 5pm | 1.8 |
Low |
| 6pm | 1.2 |
Low |
| 7pm | 0.6 |
Low |
| 8pm | 0.2 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, July 19th in Sioux Valley, SD 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 | 0.1 |
Low |