December Weather in Jamaica

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The tables below give the normal December temperatures and rainfall for cities and popular vacation spots in Jamaica.

There's also information here on this month's average humidity and sunshine.

The measures of climate are averages of data collected at weather stations over several decades.

The weather stations sit near sea level, with one exception. Cinchona Botanical Gardens is in the Blue Mountains of eastern Jamaica, at an elevation of 1,493 metres (4,898 feet).

Temperature

Average December temperatures in Jamaica
High °F Low °F Place High °C Low °C
High °F Low °F High °C Low °C
87 71 Kingston 31 22
83 71 Montego Bay 28 22
83 73 Morant Point 28 23
83 69 Port Antonio 29 21
69 55 Cinchona Gardens 20 13

Rainfall

Average total precipitation in December
Days Place Inches Millimetres
  6 Kingston   1.9   47
  9 Montego Bay   4.1 103
  – Morant Point 11.7 298
  – Port Antonio   5.4 136
14 Cinchona Gardens   9.3 235

Humidity

Relative humidity (%) in December: morning and afternoon averages
Place am pm
Kingston 83 65
Morant Point 83 78
Port Antonio 87 81
Cinchona Gardens 88 87

Sunshine

Average hours of sun in December
Place Hours
Kingston 236
Port Antonio 189
Cinchona Gardens 124
Reference

Jamaica Meteorological Service. Climate.

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Average Weather

Jamaica
Temperature & Rainfall

WEATHER AVERAGES
Weather Extremes