UV Index
UV Index
Today's UV index in San Andrés, Colombia 
will be up to 12.5, 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: 2025-05-21
UV index at 12.5 in San Andrés 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.
San Andrés, Colombia, has a UV index usually ranging from moderate to high, often between 6 and 11, meaning the sun is strong most of the year.
The island experiences a tropical climate with warm temperatures year-round, wet seasons from May to November, and drier months from December to April.
Compared to mainland Colombia, San Andrés is warmer and more humid. It has less temperature variation than nearby countries like Panama and Venezuela, but it shares similar tropical weather patterns.
See the UV index hour by hour for San Andrés, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.