3.8 (Moderate)
Last Updated 33 minutes ago
The hourly Boulder Junction, WI UV Index forecast for Monday, September 15th, 2025.
Last Updated 2 hours ago
The UV index forecast for the next five days in Boulder Junction, WI has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Boulder Junction over the next five days will be 5.6 on Monday, September 15th at 1:00 pm.
The UV index forecast for Monday, September 15th in Boulder Junction, WI is below.
| Time | UV Index | Risk |
|---|---|---|
| 4pm | 2.3 |
Low |
| 5pm | 1 |
Low |
| 6pm | 0.3 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Tuesday, September 16th in Boulder Junction, WI 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 | 1.1 |
Low |
| 10am | 2.3 |
Low |
| 11am | 3.8 |
Moderate |
| 12pm | 4.9 |
Moderate |
| 1pm | 5.2 |
Moderate |
| 2pm | 4.3 |
Moderate |
| 3pm | 3.6 |
Moderate |
| 4pm | 2.1 |
Low |
| 5pm | 0.9 |
Low |
| 6pm | 0.3 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, September 17th in Boulder Junction, WI 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 | 0.3 |
Low |
| 9am | 1.1 |
Low |
| 10am | 2.3 |
Low |
| 11am | 3.7 |
Moderate |
| 12pm | 4.9 |
Moderate |
| 1pm | 5.4 |
Moderate |
| 2pm | 4.9 |
Moderate |
| 3pm | 3.8 |
Moderate |
| 4pm | 2.2 |
Low |
| 5pm | 0.8 |
Low |
| 6pm | 0.3 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, September 18th in Boulder Junction, WI 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 | 0.3 |
Low |
| 9am | 1 |
Low |
| 10am | 2.3 |
Low |
| 11am | 3.8 |
Moderate |
| 12pm | 5 |
Moderate |
| 1pm | 5.4 |
Moderate |
| 2pm | 4.8 |
Moderate |
| 3pm | 3.6 |
Moderate |
| 4pm | 1.4 |
Low |
| 5pm | 0.7 |
Low |
| 6pm | 0.3 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, September 19th in Boulder Junction, WI 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 |