UV Index in Washington Today

Choose a city for a live UV reading and hourly forecast. Below you can see the current level in Washington's largest city, Seattle.

Right now in Seattle

4 UV Index
Moderate

Moderate risk of harm from unprotected sun exposure.

Wear sunscreen, a hat, and sunglasses. Seek shade around midday when the sun is strongest.

UV peaks at 8 (Very High) around 1 PM PDT.

Hourly UV forecast

Times shown in Seattle local time (PDT). Data from currentuvindex.com, updated hourly.

See the full Seattle forecast →

All Washington cities

Understanding UV in Washington

UV levels across Washington follow the same daily pattern everywhere: low in the early morning, a peak around midday, and a drop toward evening. How high the peak gets depends on the season, the sun's angle, elevation, and cloud cover. Southern and higher-elevation areas tend to see stronger midday UV than northern, lower ones.

Whatever the forecast, the safe habits are the same. Check the live reading for your city, cover up when the index hits 3 or more, and be extra careful with midday sun on high-UV days.

UV guides

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