California UV Index Today
Updated 28 Apr, 9:19 am
UV Index today — California
7.5
High
03681114
Protection required. Seek shade during midday, wear sunscreen (SPF 30+) and a hat.
7-day UV forecast
| Day | Date | Max UV | Level |
|---|---|---|---|
| Today | 28 Apr | 7.5 | High |
| Wed | 29 Apr | 7.6 | High |
| Thu | 30 Apr | 6.8 | High |
| Fri | 1 May | 7.1 | High |
| Sat | 2 May | 7.5 | High |
| Sun | 3 May | 7 | High |
| Mon | 4 May | 7.2 | High |
Sun protection guide
UV 0–2 (Low): No protection needed.
UV 3–5 (Moderate): Wear sunglasses. Apply SPF 30+ if outdoors for more than 30 minutes.
UV 6–7 (High): Seek shade during midday. Wear hat, sunglasses and SPF 30+ sunscreen.
UV 8–10 (Very High): Minimise sun exposure 10am–4pm. SPF 50+ sunscreen, protective clothing essential.
UV 11+ (Extreme): Avoid sun exposure. Stay indoors or in full shade during peak hours.
Frequently asked questions
What is the UV index in California today?
The UV index in California today is 7.5, which is classified as High.
Do I need sunscreen in California today?
Yes, with a UV index of 7.5 (High), sunscreen is recommended in California today.
What time is UV highest in California?
UV radiation in California is typically highest between 10am and 2pm. Check the hourly UV breakdown above for today's peak UV times.