4.8 (Moderate)
Last Updated 23 minutes ago
The hourly Merrimac, MA UV Index forecast for Thursday, April 17th, 2025.
Last Updated 24 minutes ago
The UV index forecast for the next five days in Merrimac, MA has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Merrimac over the next five days will be 5.6 on Saturday, April 19th at 2:00 pm.
The UV index forecast for Thursday, April 17th in Merrimac, MA is below.
| Time | UV Index | Risk |
|---|---|---|
| 3pm | 3.7 |
Moderate |
| 4pm | 2.4 |
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 Friday, April 18th in Merrimac, MA 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 | 0.8 |
Low |
| 9am | 1.8 |
Low |
| 10am | 3.1 |
Moderate |
| 11am | 4.6 |
Moderate |
| 12pm | 5.5 |
Moderate |
| 1pm | 5.5 |
Moderate |
| 2pm | 4.8 |
Moderate |
| 3pm | 2.8 |
Low |
| 4pm | 1.6 |
Low |
| 5pm | 0.4 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, April 19th in Merrimac, MA 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 | 0.4 |
Low |
| 9am | 1.1 |
Low |
| 10am | 3.2 |
Moderate |
| 11am | 4.5 |
Moderate |
| 12pm | 5.2 |
Moderate |
| 1pm | 2.7 |
Low |
| 2pm | 5.6 |
Moderate |
| 3pm | 3.2 |
Moderate |
| 4pm | 0.9 |
Low |
| 5pm | 1.4 |
Low |
| 6pm | 0.5 |
Low |
| 7pm | 0.1 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, April 20th in Merrimac, MA 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 | 0.3 |
Low |
| 9am | 0.4 |
Low |
| 10am | 1.7 |
Low |
| 11am | 3.5 |
Moderate |
| 12pm | 2.8 |
Low |
| 1pm | 2.8 |
Low |
| 2pm | 1.6 |
Low |
| 3pm | 1.3 |
Low |
| 4pm | 1.4 |
Low |
| 5pm | 1.2 |
Low |
| 6pm | 0.4 |
Low |
| 7pm | 0.1 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Monday, April 21st in Merrimac, MA 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 | 0.9 |
Low |