UV Index
UV Index
Today's UV index in Philipsburg, Sint Maarten 
will be up to 12.3, 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: 2025-06-22
UV index at 12.3 in Philipsburg 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.
The UV index in Philipsburg, Sint Maarten is generally high throughout the year, often ranging from 7 to 11, meaning strong sunlight that can cause sunburn quickly. The highest UV levels occur during midday hours.
Philipsburg has a tropical climate with warm temperatures year-round. The dry season lasts from January to April, and the rainy season occurs from May to November, with the most rain usually in September and October. It is also hurricane season from June to November.
Compared to the wider Caribbean region, Philipsburg experiences similar warm temperatures and tropical weather. It tends to get a bit more rain than some nearby islands. Neighboring countries like Saint Kitts and Nevis and Anguilla have similar weather patterns but may have slightly lower humidity.
See the UV index hour by hour for Philipsburg, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.