Rio Grande UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index6.9
- Avg Clouds74%
- Max Temp22.9 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Rio Grande, Brazil 
will reach a high of 6.9 today. This means a high level of sun exposure. See our tips below to stay safe!
Last checked: 2026-04-08
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.
Rio Grande's UV Index
The UV index in Rio Grande, Brazil, can be quite high, often ranging between 6 and 12, especially during the summer months from December to February. It means the sun's rays are strong and can affect your skin quickly.
Weather Seasons
Rio Grande has a humid subtropical climate with warm summers and mild winters. Rainfall is spread fairly evenly throughout the year, but summers tend to be wetter. Winters are cooler but rarely very cold, making the weather quite comfortable most of the year.
Rio Grande's Climate
Compared to other parts of Brazil, Rio Grande is cooler than the tropical north but warmer than southern regions like Patagonia. It is similar in climate to nearby Uruguay and Argentina, with mild winters and warm, humid summers.
Hourly UV Index Trend
See the UV index hour by hour for Rio Grande. When the level is high, it's smart to find some shade.
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