8.8 (Very High)
Last Updated 55 minutes ago
The hourly Acton, CA UV Index forecast for Sunday, June 15th, 2025.
Last Updated 56 minutes ago
The UV index forecast for the next five days in Acton, CA has 2 days reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in Acton over the next five days will be 11.4 on Monday, June 16th at 1:00 pm.
The UV index forecast for Sunday, June 15th in Acton, CA is below.
| Time | UV Index | Risk |
|---|---|---|
| 12pm | 10.6 |
Very High |
| 1pm | 10.8 |
Very High |
| 2pm | 10 |
Very High |
| 3pm | 8.3 |
Very High |
| 4pm | 5.7 |
Moderate |
| 5pm | 3.1 |
Moderate |
| 6pm | 1.3 |
Low |
| 7pm | 0.4 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Monday, June 16th in Acton, CA 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 | 0.5 |
Low |
| 8am | 1.6 |
Low |
| 9am | 3.6 |
Moderate |
| 10am | 6.4 |
High |
| 11am | 9.2 |
Very High |
| 12pm | 10.9 |
Very High |
| 1pm | 11.4 |
Extreme |
| 2pm | 10.5 |
Very High |
| 3pm | 8.3 |
Very High |
| 4pm | 5.6 |
Moderate |
| 5pm | 3.1 |
Moderate |
| 6pm | 1.2 |
Low |
| 7pm | 0.3 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Tuesday, June 17th in Acton, CA 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 | 0.4 |
Low |
| 8am | 1.4 |
Low |
| 9am | 3.2 |
Moderate |
| 10am | 5.6 |
Moderate |
| 11am | 8.1 |
Very High |
| 12pm | 9.8 |
Very High |
| 1pm | 10.2 |
Very High |
| 2pm | 9.4 |
Very High |
| 3pm | 7.4 |
High |
| 4pm | 5 |
Moderate |
| 5pm | 2.8 |
Low |
| 6pm | 1.2 |
Low |
| 7pm | 0.3 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, June 18th in Acton, CA 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 | 0.4 |
Low |
| 8am | 1.5 |
Low |
| 9am | 3.5 |
Moderate |
| 10am | 6.2 |
High |
| 11am | 8.8 |
Very High |
| 12pm | 10.8 |
Very High |
| 1pm | 11 |
Extreme |
| 2pm | 10 |
Very High |
| 3pm | 8 |
Very High |
| 4pm | 5.4 |
Moderate |
| 5pm | 3 |
Moderate |
| 6pm | 1.2 |
Low |
| 7pm | 0.3 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, June 19th in Acton, CA is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |