Costa Rica UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index11.9
- Avg Clouds58%
- Max Temp31.7 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Costa Rica, Peru 
will reach a high of 11.9 today. This means a extreme level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-22
Hourly Forecast Chart
Today's Safety Tips
Extreme danger! Avoid being in the sun, especially during midday. If you go out, cover up with clothing, a hat, and sunglasses, and use plenty of sunscreen.
Costa Rica's UV Index
The UV index in Costa Rica is generally high, often ranging from 8 to 12, especially during midday. In Peru, UV levels vary widely; coastal areas have moderate UV, while high-altitude regions like the Andes can reach very high levels above 11.
Weather Seasons
Costa Rica has two main seasons: a dry season from December to April and a rainy season from May to November. Peru also has seasonal changes; the coast is dry and mild from May to November, while the rainy season occurs from December to March, with the Andes experiencing cold winters.
Costa Rica's Climate
Compared to nearby countries, Costa Rica’s tropical climate is wetter and warmer year-round than Peru’s diverse climates. Peru’s weather varies more due to its mountains and desert coast, while Costa Rica maintains more consistent tropical warmth across the region. Neighboring countries like Nicaragua and Panama share a similar tropical climate to Costa Rica, while Bolivia’s climate is more varied like Peru’s.
Hourly UV Index Trend
See the UV index hour by hour for Costa Rica. When the level is high, it's smart to find some shade.
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