December marks the start of the "high season" in Jamaica.
In winter months, Jamaica is a great place to be!
If you compare Jamaica weather in December to the weather in New York, Toronto, London or Moscow for that time of the year, the popularity of Jamaica makes sense.
Average High in December: 87°F / 31°C
Average Low in December: 72°F / 22°C
Average Rain in December: 3.6" / 91mm
In December the days are warm, the sky is clear and there always seem to be a refreshing breeze to keep you cool.