0 (Low)
Last Updated 20 minutes ago
The hourly Waltham, MA UV Index forecast for Friday, April 25th, 2025.
Last Updated 16 hours ago
The UV index forecast for the next five days in Waltham, MA has no days reaching the extreme level and 1 day reaching the high or very high levels. The peak UV intensity in Waltham over the next five days will be 6.6 on Friday, April 25th at 1:00 pm.
The UV index forecast for Friday, April 25th in Waltham, MA is below.
Time | UV Index | Risk |
---|---|---|
7am | 0.3 |
Low |
8am | 0.9 |
Low |
9am | 2.1 |
Low |
10am | 3.6 |
Moderate |
11am | 5.4 |
Moderate |
12pm | 6.4 |
High |
1pm | 6.6 |
High |
2pm | 5.8 |
Moderate |
3pm | 4.4 |
Moderate |
4pm | 2.9 |
Low |
5pm | 1.1 |
Low |
6pm | 0.6 |
Low |
7pm | 0.1 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Saturday, April 26th in Waltham, 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 |
Low |
8am | 0.1 |
Low |
9am | 0.1 |
Low |
10am | 0.1 |
Low |
11am | 0.4 |
Low |
12pm | 0.3 |
Low |
1pm | 0.3 |
Low |
2pm | 0.5 |
Low |
3pm | 0.2 |
Low |
4pm | 0.4 |
Low |
5pm | 0.4 |
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, April 27th in Waltham, 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 | 0.9 |
Low |
10am | 1.4 |
Low |
11am | 1.8 |
Low |
12pm | 2.4 |
Low |
1pm | 3.2 |
Moderate |
2pm | 3.5 |
Moderate |
3pm | 2.3 |
Low |
4pm | 2.1 |
Low |
5pm | 1.2 |
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 Monday, April 28th in Waltham, 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 | 0.3 |
Low |
8am | 1 |
Low |