December verdict

Jamaica in December

Weather score71Very good

Very good for holiday weather

Average highs sit around 29°C, giving warm days by monthly-average standards. Sunshine averages 6.5h per day, enough for a balanced month. Rainfall averages 142mm, so some wet days are possible.

Montego Bay, Jamaica, Jamaica travel weather guide
Photo by ROMAIN TERPREAU on Unsplash

December weather

Monthly averages

Temp

29°C

Rain

142mm

Sun

6.5h

Sea

28°C

Weather score

71

Very good

Seasonal climate calendar

TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score

Trip feel

Warm

Average highs sit around 29°C, giving warm days by monthly-average standards.

Showers

Rainfall averages 142mm, so some wet days are possible.

Some sun

Sunshine averages 6.5h per day, enough for a balanced month.

Warm sea

Sea temperatures average 28°C, so swimming is usually comfortable by monthly-average standards.

Map

Weather map

Compare Jamaica with nearby places by weather score, rain, sun, temperature, and swim conditions.

Temperature

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December29°C average high

December is cooler than the yearly average, which can make sightseeing feel gentler than in hotter months.

Warmest monthsMay to October

This stretch sets the upper range for average daytime heat.

December142mm average rain

December sits near Jamaica's yearly rainfall average, so rain is a normal planning factor rather than an outlier.

Driest monthsJanuary to April and July

This is the drier part of the year, when outdoor plans usually need less weather flexibility.

December6.5 hours average sun

December is below Jamaica's yearly sunshine average, so bright-day planning is less reliable than in peak months.

Brightest monthsFebruary to April and July to August

This stretch has the strongest sunshine in the monthly averages.

Sea temperature

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December28°C average sea

December is below Jamaica's yearly sea-temperature average, so swimming can feel fresher.

Warmest seaJune to November

Sea temperatures are usually near 29°C in this stretch, so swimming comfort is at its strongest.

Weather score

View on map

December71 weather score

December sits close to Jamaica's yearly weather-score average, giving a typical overall read on the month.

Best weather monthsJanuary to April, July, and December

These months have the strongest weather score in the monthly averages.

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