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Last Updated 42 minutes ago
The hourly Winterstown, PA UV Index forecast for Friday, October 3rd, 2025.
Last Updated 1 day ago
The UV index forecast for the next five days in Winterstown, PA has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Winterstown 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 Winterstown, 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 Winterstown, 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 Winterstown, 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 |