Galveston UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index3.8
- Avg Clouds61%
- Max Temp18.9 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Galveston, United States 
will reach a high of 3.8 today. This means a moderate level of sun exposure. See our tips below to stay safe!
Last checked: 2025-12-20
Hourly Forecast Chart
Today's Safety Tips
The sun is a bit strong. Find some shade during midday. Wear a hat, sunglasses, and use SPF 30+ sunscreen if you'll be outside for a while.
Galveston's UV Index
The UV index in Galveston often ranges from moderate to high, especially during the summer months, typically reaching values around 7 to 10 on sunny days. This means the sun’s rays can be quite strong there.
Weather Seasons
Galveston experiences hot, humid summers with temperatures often in the 80s and 90s Fahrenheit. Winters are mild, usually between the 50s and 60s. Rainfall is spread throughout the year, with occasional storms during hurricane season.
Galveston's Climate
Compared to other parts of Texas, Galveston is warmer and more humid due to its coastal location. It is also wetter than inland areas. Compared to neighboring Gulf Coast states like Louisiana and Mississippi, Galveston has a similar climate but slightly more humidity and wind from the Gulf of Mexico.
Hourly UV Index Trend
See the UV index hour by hour for Galveston. When the level is high, it's smart to find some shade.
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