Cancún UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index11.8
- Avg Clouds43%
- Max Temp32.1 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Cancún, Mexico 
will reach a high of 11.8 today. This means a extreme level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-21
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.
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
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.
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