The Californian Sun

UV Index today — California

2.9
Low
03681114

No protection needed. You can safely enjoy being outside.

7-day UV forecast

DayDateMax UVLevel
Today 31 Mar 2.9 Low
Wed 1 Apr 4.4 Moderate
Thu 2 Apr 6.8 High
Fri 3 Apr 6.9 High
Sat 4 Apr 6.9 High
Sun 5 Apr 6.6 High
Mon 6 Apr 6.5 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 2.9, which is classified as Low.

Do I need sunscreen in California today?

With a UV index of 2.9 (Low), sunscreen is generally not required 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.