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.
Weather in the Cayman Islands in December. Weather in the Cayman Islands in December. December marks the beginning of the high-season for travel to the Cayman Islands. Beautiful mild weather paired with clear blue skies make this month a perfect time for a break from cold winter weather that plagues much of the world during this time of year.