0 (Low)
Last Updated 9 minutes ago
The hourly South San Jose Hills, CA UV Index forecast for Thursday, September 18th, 2025.
Last Updated 10 hours ago
The UV index forecast for the next five days in South San Jose Hills, CA has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in South San Jose Hills over the next five days will be 8.3 on Saturday, September 20th at 1:00 pm.
The UV index forecast for Thursday, September 18th in South San Jose Hills, CA is below.
| Time | UV Index | Risk |
|---|---|---|
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, September 19th in South San Jose 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 | 0.2 |
Low |
| 9am | 0.6 |
Low |
| 10am | 1.1 |
Low |
| 11am | 2.2 |
Low |
| 12pm | 5.2 |
Moderate |
| 1pm | 7.5 |
High |
| 2pm | 6.5 |
High |
| 3pm | 5 |
Moderate |
| 4pm | 3 |
Moderate |
| 5pm | 1.3 |
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 Saturday, September 20th in South San Jose 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 | 0.5 |
Low |
| 9am | 1.7 |
Low |
| 10am | 3.7 |
Moderate |
| 11am | 6 |
High |
| 12pm | 7.7 |
High |
| 1pm | 8.3 |
Very High |
| 2pm | 7.4 |
High |
| 3pm | 5.5 |
Moderate |
| 4pm | 3.2 |
Moderate |
| 5pm | 1.3 |
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 Sunday, September 21st in South San Jose 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 | 0.5 |
Low |
| 9am | 1.7 |
Low |
| 10am | 3.8 |
Moderate |
| 11am | 6 |
High |
| 12pm | 7.8 |
High |
| 1pm | 8.3 |
Very High |
| 2pm | 7.4 |
High |
| 3pm | 5.5 |
Moderate |
| 4pm | 3.2 |
Moderate |
| 5pm | 1.2 |
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 Monday, September 22nd in South San Jose 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 |