4 (Moderate)
Last Updated 55 minutes ago
The hourly Los Altos Hills, CA UV Index forecast for Monday, October 27th, 2025.
Last Updated 1 hour ago
The UV index forecast for the next five days in Los Altos Hills, CA has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Los Altos Hills over the next five days will be 4.6 on Monday, October 27th at 1:00 pm.
The UV index forecast for Monday, October 27th in Los Altos Hills, CA is below.
| Time | UV Index | Risk |
|---|---|---|
| 1pm | 4.6 |
Moderate |
| 2pm | 4.3 |
Moderate |
| 3pm | 3.2 |
Moderate |
| 4pm | 1.8 |
Low |
| 5pm | 0.7 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Tuesday, October 28th in Los Altos Hills, 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 |
Low |
| 8am | 0 |
Low |
| 9am | 0.4 |
Low |
| 10am | 1.4 |
Low |
| 11am | 2.7 |
Low |
| 12pm | 4 |
Moderate |
| 1pm | 4.6 |
Moderate |
| 2pm | 4.3 |
Moderate |
| 3pm | 3.2 |
Moderate |
| 4pm | 1.8 |
Low |
| 5pm | 0.6 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, October 29th in Los Altos Hills, 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 |
Low |
| 8am | 0 |
Low |
| 9am | 0.4 |
Low |
| 10am | 1.3 |
Low |
| 11am | 2.6 |
Low |
| 12pm | 3.8 |
Moderate |
| 1pm | 4.4 |
Moderate |
| 2pm | 4.2 |
Moderate |
| 3pm | 3.1 |
Moderate |
| 4pm | 1.7 |
Low |
| 5pm | 0.6 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, October 30th in Los Altos Hills, 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 |
Low |
| 8am | 0 |
Low |
| 9am | 0.4 |
Low |
| 10am | 1.2 |
Low |
| 11am | 2.1 |
Low |
| 12pm | 3.4 |
Moderate |
| 1pm | 3.9 |
Moderate |
| 2pm | 3.5 |
Moderate |
| 3pm | 2.5 |
Low |
| 4pm | 1.4 |
Low |
| 5pm | 0.5 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, October 31st in Los Altos Hills, 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 |