UV Index in Irvine, Orange, California
Tuesday
27/10/2026
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
27/10/2026
59o
/
78o4.84
Moderate
28/10/2026
57o
/
78o4.72
Moderate
29/10/2026
58o
/
73o4.02
Moderate
30/10/2026
64o
/
72o3.68
Moderate
31/10/2026
61o
/
70o4
Moderate
01/11/2026
61o
/
74o4
Moderate
02/11/2026
66o
/
80o4
Moderate
03/11/2026
68o
/
78o4
Moderate
27/10/2026
62o
Clear Sky
59oF
/
78oF
| Feel like
62oF
0% Rain
|
0 in
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