How to remember it. 1  The Kalends always falls on the first of the month. 2  The Nones falls on the fifth, except as described by the following poem: 3  March, July, October, May. 4  The Nones are on the seventh day. 5  The Ides falls 8 days after the Nones.
Typical Weather in December. December temperatures in the Caribbean range from an average low of 73.3 degrees to an average high of 82.9 degrees. Rain occurs in the Caribbean a total of 11.4 days during an average December.Total precipitation during the month averages 3.7 inches.Bear in mind, however, that all precipitation, no matter how slight, is considered in the tables on this page.ain occurs in the Caribbean a total of 11.4 days during an average December. Total precipitation during the month averages 3.7 inches. Bear in mind, however, that all precipitation, no matter how slight, is considered in the tables on this page.
Like most Caribbean islands, November is the third worst month of the year to visit St. Lucia after September and October. Other islands historically see lower rainfall during the month. So based on the time of the year and weather elsewhere, St. Lucia is not the best choice for a vacation in November.