UV Index in Clearlake Riviera, Lake, California
Thursday
12/11/2026
Current UV Index:
0
Low
Wear sunglasses on bright days. No broad-spectrum sunscreen required unless outdoors for extended periods near reflective surfaces.
UV Index Scale
Low
0
- 2
Minimal Risk Wear sunglasses on bright days. No broad-spectrum sunscreen required unless outdoors for extended periods near reflective surfaces.
Moderate
3
- 5
Moderate Risk Apply broad-spectrum SPF 30+ sunscreen. Wear a hat and UV-blocking sunglasses if outdoors during midday hours.
High
6
- 7
High Risk Apply broad-spectrum SPF 30+ sunscreen every 2 hours. Seek shade between 10:00 AM and 4:00 PM, and wear a wide-brim hat, protective clothing, and UV-blocking sunglasses.
Very high
8
- 10
Higher Risk Minimize outdoor activity between 10:00 AM and 4:00 PM. Apply broad-spectrum SPF 30+ generously every 2 hours, and wear UV-protective long sleeves, pants, a wide-brim hat, and wrap-around sunglasses.
Extremely
11+
Extreme Risk Avoid outdoor exposure between 10:00 AM and 4:00 PM. Unprotected skin and eyes can burn in minutes. If outdoors, wear SPF 50+ sunscreen, UPF clothing, a wide-brim hat, and wrap-around sunglasses.
Hourly UV Index Forecast
Wear sunglasses on sunny days. In winter, reflection can double the intensity of UV rays.
If you burn easily, cover up and use sunscreen.
If you burn easily, cover up and use sunscreen.
1-2
Low
3-5
Moderate
6-7
High
8-10
Very high
11+
Extremely
📅 Daily UV Index Forecast (Next 8 Days)
| Date | Weather & Temperature | Daily UV Index & Protection Risk |
|---|---|---|
| 12/11/2026 |  Broken Clouds(43o / 66o) | 2.62Moderate
SPF 30+ Needed
|
| 13/11/2026 |  Moderate Rain(39o / 53o) | 1.65Low
Sunglasses Only
|
| 14/11/2026 | Broken Clouds(35o / 57o) | 2.82Moderate
SPF 30+ Needed
|
| 15/11/2026 | Moderate Rain(47o / 53o) | 0.26Low
Sunglasses Only
|
| 16/11/2026 |  Clear Sky(43o / 52o) | 2.34Moderate
SPF 30+ Needed
|
| 17/11/2026 | Light Rain(41o / 52o) | 3.00Moderate
SPF 30+ Needed
|
| 18/11/2026 | Heavy Intensity Rain(40o / 47o) | 3.00Moderate
SPF 30+ Needed
|
| 19/11/2026 | Light Rain(36o / 47o) | 3.00Moderate
SPF 30+ Needed
|
Current Weather in Clearlake Riviera, Lake, California
12/11/2026
55o
Scattered Clouds
43oF
/
66oF
| Feel like
53oF
0% Rain
|
0 in
0
0
4.6
12/11/2026
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