When visiting St. Martin most likely you'll benefit from temperate weather regardless of when you plan to arrive. In the month of December, the temperature doesn't vary much during the day.

On average, temperatures peak at degrees during the afternoon declining to degrees late at night.

As indicated above, during the earliest part of the month the low temperature averages degrees while the average daily high is degrees. During the middle of the month the low temperature will typically average degrees and the high is about degrees on average. During the last part of December the lowest temperature reading averages degrees while the average high temperature is degrees. To learn more about temperature fluctuations during December in St. Martin, browse the table found above.