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Cancún UV Index Today

Day Summary

The UV index in Cancún, Mexico Flag of Mexico will reach a high of 10.2 today. This means a veryhigh level of sun exposure. See our tips below to stay safe!

Last checked: 2025-10-01

Hourly Forecast Chart

Today's Safety Tips

The risk is very high. It's best to stay out of the sun between 10 a.m. and 4 p.m. If you must be outside, wear protective clothing and apply sunscreen often.

Cancún's UV Index

Cancún often has a UV index ranging from moderate to very high, especially between March and September, meaning the sun can be strong during the daytime. The UV index peaks in the late spring and early summer months.

Weather Seasons

UV index

The weather in Cancún is warm and humid year-round, with a wet season from June to October bringing heavy rain and occasional storms. The dry season from November to May is sunnier and less humid, making it popular for tourists.

Cancún's Climate

Compared to other parts of Mexico, Cancún is hotter and more humid due to its coastal location. It is also warmer and wetter than many inland areas and has a more tropical climate than northern Mexico. Neighboring countries like Cuba have similar tropical weather patterns.

Hourly UV Index Trend

See the UV index hour by hour for Cancún. When the level is high, it's smart to find some shade.

Disclaimer

* The information on this page about the UV index in Cancún is for educational purposes only. It is not a substitute for professional medical advice. Always consult a doctor for any health concerns.