UV Index
UV Index
Today's UV index in Mexico City, Mexico 
will be up to 13.6, indicating a extreme level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-05-09
UV index at 13.6 in Mexico City means extreme risk: limit outdoor time especially from 10 a.m. to 4 p.m., actively seek shade, wear protective clothing, broad-brimmed hat, apply SPF 30+ sunscreen every 2 hours, and wear UV-blocking sunglasses. Watch for bright surfaces like water and snow increasing UV exposure.
Mexico City typically has a UV index ranging from moderate to high, especially during the dry season, with values often reaching 7 to 11 on sunny days. The UV index tends to be lower during the rainy season due to cloud cover.
The city experiences a distinct wet season from June to October with frequent afternoon showers, and a dry season from November to May, which is cooler and less humid. Temperatures are mild year-round due to its high altitude, rarely becoming very hot or cold.
Compared to other parts of Mexico, Mexico City is cooler because it sits high in the mountains. It is less humid than coastal areas like Cancun or Veracruz but wetter than northern deserts. Neighboring countries like Guatemala are warmer and have more tropical weather.
See the UV index hour by hour for Mexico City, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.