UV Index
UV Index
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Today's UV index in Mexico City, Mexico 
will be up to 11.6, indicating extreme risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.
UV index at 11.6 in Mexico City means extreme risk; limit outdoor time from 10 a.m. to 4 p.m., use shade, protective clothing, SPF 30+ sunscreen, and sunglasses; watch for bright surfaces like water and snow increasing UV exposure.
Read more here about the climate and sun exposure in and around Mexico City.
The UV index in Mexico City can reach high levels, especially during the summer months. It is important to protect your skin by wearing sunscreen (SPF 30+), sunglasses, and a wide-brimmed hat to avoid sunburn and potential skin damage. The UV index ranges from moderate to extreme, so taking precautions is essential to stay safe under the sun.
Mexico City experiences two main weather seasons: the rainy season (May-October) and the dry season (November-April). During the rainy season, expect frequent showers and thunderstorms, which provide relief from the heat but can also cause flooding. The dry season brings warmer and drier weather, with temperatures ranging from 18 °C (64 °F) to 25 °C (77 °F). It is advisable to drink plenty of water to stay hydrated and wear lightweight clothing during both seasons.
Compared to its surrounding region, Mexico City has a relatively temperate climate due to its high elevation. However, the city is still susceptible to smog and air pollution, especially during the dry season. Additionally, the high altitude of Mexico City means that sun exposure can be stronger than in other parts of the region. It is important to use sun protection measures, even on cooler days, to prevent sunburn and excessive skin damage.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Mexico City. It's designed to provide you with a better understanding of the yearly weather and sun exposure.