4.2 (Moderate)
Last Updated 40 minutes ago
The hourly Princeton, ID UV Index forecast for Sunday, August 31st, 2025.
Last Updated 39 minutes ago
The UV index forecast for the next five days in Princeton, ID has no days reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in Princeton over the next five days will be 6.2 on Tuesday, September 2nd at 1:00 pm.
The UV index forecast for Sunday, August 31st in Princeton, ID is below.
| Time | UV Index | Risk |
|---|---|---|
| 12pm | 5 |
Moderate |
| 1pm | 5.2 |
Moderate |
| 2pm | 4.6 |
Moderate |
| 3pm | 3.8 |
Moderate |
| 4pm | 2.4 |
Low |
| 5pm | 1.1 |
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 Monday, September 1st in Princeton, ID 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 | 0.6 |
Low |
| 9am | 1.5 |
Low |
| 10am | 3 |
Moderate |
| 11am | 4.2 |
Moderate |
| 12pm | 4.7 |
Moderate |
| 1pm | 4.6 |
Moderate |
| 2pm | 4.4 |
Moderate |
| 3pm | 3.8 |
Moderate |
| 4pm | 2.3 |
Low |
| 5pm | 1.1 |
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 Tuesday, September 2nd in Princeton, ID 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 | 0.6 |
Low |
| 9am | 1.7 |
Low |
| 10am | 3.2 |
Moderate |
| 11am | 4.7 |
Moderate |
| 12pm | 6 |
High |
| 1pm | 6.2 |
High |
| 2pm | 5.6 |
Moderate |
| 3pm | 4.3 |
Moderate |
| 4pm | 2.7 |
Low |
| 5pm | 1.2 |
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 Wednesday, September 3rd in Princeton, ID 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 | 1.7 |
Low |
| 10am | 3.2 |
Moderate |
| 11am | 4.8 |
Moderate |
| 12pm | 5.8 |
Moderate |
| 1pm | 6 |
High |
| 2pm | 5.4 |
Moderate |
| 3pm | 4.1 |
Moderate |
| 4pm | 2.6 |
Low |
| 5pm | 1.2 |
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 Thursday, September 4th in Princeton, ID is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |