4.8 (Moderate)
Last Updated 5 minutes ago
The hourly Green Bay, WI UV Index forecast for Thursday, September 18th, 2025.
Last Updated 5 minutes ago
The UV index forecast for the next five days in Green Bay, WI has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Green Bay over the next five days will be 4.9 on Thursday, September 18th at 12:00 pm.
The UV index forecast for Thursday, September 18th in Green Bay, WI is below.
| Time | UV Index | Risk |
|---|---|---|
| 2pm | 1 |
Low |
| 3pm | 0.7 |
Low |
| 4pm | 0.7 |
Low |
| 5pm | 0.7 |
Low |
| 6pm | 0.2 |
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 Green Bay, 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 | 0.1 |
Low |
| 9am | 0.9 |
Low |
| 10am | 1.3 |
Low |
| 11am | 2.3 |
Low |
| 12pm | 3.9 |
Moderate |
| 1pm | 4.5 |
Moderate |
| 2pm | 4 |
Moderate |
| 3pm | 3.1 |
Moderate |
| 4pm | 0.9 |
Low |
| 5pm | 0.4 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, September 20th in Green Bay, 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 | 0.7 |
Low |
| 10am | 2 |
Low |
| 11am | 3 |
Moderate |
| 12pm | 4.1 |
Moderate |
| 1pm | 4.4 |
Moderate |
| 2pm | 4.4 |
Moderate |
| 3pm | 3.1 |
Moderate |
| 4pm | 2 |
Low |
| 5pm | 0.9 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, September 21st in Green Bay, 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 | 0.2 |
Low |
| 9am | 0.9 |
Low |
| 10am | 1.9 |
Low |
| 11am | 3.1 |
Moderate |
| 12pm | 4 |
Moderate |
| 1pm | 4.1 |
Moderate |
| 2pm | 4.4 |
Moderate |
| 3pm | 3.4 |
Moderate |
| 4pm | 2 |
Low |
| 5pm | 0.9 |
Low |
| 6pm | 0.2 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Monday, September 22nd in Green Bay, 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 |