Cusco UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index15.7
- Avg Clouds90%
- Max Temp15.5 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Cusco, Peru 
will reach a high of 15.7 today. This means a extreme level of sun exposure. See our tips below to stay safe!
Last checked: 2025-09-30
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.
Cusco's UV Index
The UV index in Cusco, Peru, is generally high due to its altitude of about 3,400 meters (11,200 feet). It often ranges from 8 to 12, indicating strong ultraviolet radiation throughout the year.
Weather Seasons
Cusco has two main seasons: a dry season from May to September with sunny days and cold nights, and a wet season from November to March with frequent afternoon rain showers and warmer temperatures. April and October are transitional months.
Cusco's Climate
Compared to the Amazon rainforest to the east, Cusco is much cooler and drier. It is also cooler than the coastal regions of Peru, like Lima. Its high altitude makes it unique compared to neighboring lower-elevation countries such as Bolivia and Chile.
Hourly UV Index Trend
See the UV index hour by hour for Cusco. When the level is high, it's smart to find some shade.
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