1.7 (Low)
Last Updated 16 minutes ago
The hourly Westtown, PA UV Index forecast for Thursday, September 18th, 2025.
Last Updated 20 hours ago
The UV index forecast for the next five days in Westtown, PA has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Westtown over the next five days will be 6.5 on Thursday, September 18th at 1:00 pm.
The UV index forecast for Thursday, September 18th in Westtown, PA is below.
Time | UV Index | Risk |
---|---|---|
11am | 2.3 |
Low |
12pm | 4.4 |
Moderate |
1pm | 6.5 |
High |
2pm | 5.9 |
Moderate |
3pm | 2.8 |
Low |
4pm | 1.8 |
Low |
5pm | 0.6 |
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 Westtown, 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 | 0.3 |
Low |
9am | 1.1 |
Low |
10am | 2.5 |
Low |
11am | 4.2 |
Moderate |
12pm | 5.7 |
Moderate |
1pm | 6.3 |
High |
2pm | 5.8 |
Moderate |
3pm | 4.6 |
Moderate |
4pm | 2.8 |
Low |
5pm | 1.3 |
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 Saturday, September 20th in Westtown, 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 | 0.3 |
Low |
9am | 1.1 |
Low |
10am | 2.6 |
Low |
11am | 4.3 |
Moderate |
12pm | 5.8 |
Moderate |
1pm | 6.4 |
High |
2pm | 5.9 |
Moderate |
3pm | 4.6 |
Moderate |
4pm | 2.8 |
Low |
5pm | 1.3 |
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 Sunday, September 21st in Westtown, 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 | 0.3 |
Low |