Costa Rica UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index12.3
- Avg Clouds47%
- Max Temp33 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Costa Rica, Mexico 
will reach a high of 12.3 today. This means a extreme level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-01
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 often high, especially during midday hours, usually ranging from 8 to 12 in many areas, indicating strong sun exposure. In Mexico, the UV index varies but can also reach very high levels, particularly in sunny regions and during summer months.
Weather Seasons
Costa Rica experiences a clear wet season from May to November with frequent rain and a dry season from December to April with little rain. Mexico has diverse climates, but generally, the rainy season is from June to October, and dry season spans November to May, varying by region.
Costa Rica's Climate
Compared to neighboring countries, Costa Rica’s weather is consistently tropical with less temperature variation year-round. Mexico has more climate variety, including arid deserts and temperate highlands. Both countries share similar wet and dry seasonal patterns typical of Central America.
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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