Washington, D.C. UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index6.4
- Avg Clouds70%
- Max Temp25.1 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Washington, D.C., United States 
will reach a high of 6.4 today. This means a high level of sun exposure. See our tips below to stay safe!
Last checked: 2025-09-17
Hourly Forecast Chart
Today's Safety Tips
Be careful! The sun's rays are strong. Try to stay in the shade between 10 a.m. and 4 p.m. Wear a hat, sunglasses, and reapply SPF 30+ sunscreen every 2 hours.
Washington, D.C.'s UV Index
The UV index in Washington, D.C. varies from low in winter to very high in summer, typically reaching its peak in June and July. UV levels are moderate during spring and fall seasons.
Weather Seasons
Washington, D.C. has four distinct seasons: cold, snowy winters, warm and humid summers, and mild springs and autumns. Rainfall is spread throughout the year, with occasional thunderstorms in summer.
Washington, D.C.'s Climate
Compared to the wider Mid-Atlantic region, D.C. experiences a similar climate but is slightly warmer than northern parts of Maryland and Virginia. Neighboring cities like Baltimore share similar weather patterns, with some coastal areas having milder winters.
Hourly UV Index Trend
See the UV index hour by hour for Washington, D.C.. When the level is high, it's smart to find some shade.
- Loading hourly data...