0 (Low)
Last Updated 42 minutes ago
The hourly Yorklyn, PA UV Index forecast for Friday, October 3rd, 2025.
Last Updated 1 day ago
The UV index forecast for the next five days in Yorklyn, PA has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Yorklyn over the next five days will be 5.6 on Saturday, October 4th at 1:00 pm.
The UV index forecast for Friday, October 3rd in Yorklyn, PA is below.
| Time | UV Index | Risk |
|---|---|---|
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0 |
Low |
| 8am | 0.2 |
Low |
| 9am | 0.8 |
Low |
| 10am | 2.1 |
Low |
| 11am | 3.8 |
Moderate |
| 12pm | 5 |
Moderate |
| 1pm | 5.5 |
Moderate |
| 2pm | 5 |
Moderate |
| 3pm | 3.4 |
Moderate |
| 4pm | 2 |
Low |
| 5pm | 1 |
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, October 4th in Yorklyn, PA 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 | 0.8 |
Low |
| 10am | 2 |
Low |
| 11am | 3.6 |
Moderate |
| 12pm | 5 |
Moderate |
| 1pm | 5.6 |
Moderate |
| 2pm | 5.3 |
Moderate |
| 3pm | 4 |
Moderate |
| 4pm | 2.4 |
Low |
| 5pm | 1 |
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, October 5th in Yorklyn, PA 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 |