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San Juan

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San Juan Weather December

To help you choose the best time to travel, you can find climate data below on the weather in San Juan in December.

day temperatureaverage daily high+28.8°C
night temperatureaverage daily low+23°C
sea temperaturesea temperature+27.6°C
day lengthdaytime11.4 h
sunny hours per daysunny / overcast hours7 / 4.4
average monthly precipitationaverage monthly precipitation128 mm

Best places in December


Temperature in San Juan

In December the average daily maximum in San Juan is +28.8°C, and the minimum +23°C.

The hottest December day on record is +36.1°C, and the coldest +4.5°C.

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Best beach resorts in December:

Dubai
UAE

Phuket
Thailand

Bangkok
Thailand

Cancun
Mexico

Sanya
China

Pattaya
Thailand


Tulum
Mexico

Playa del Carmen
Mexico

Patong Beach
Thailand

Puerto Vallarta
Mexico

Acapulco
Mexico

Punta Cana
Dominican Republic


Daylight hours

There are 11.4 hours of daylight in San Juan in December. Out of these, on average 7 are sunny, which means there is quite a lot of sun.

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Sea temperature

The average monthly temperature in the Atlantic Ocean on the beaches of San Juan in December is +27.6°C.

The water is not only warm enough to bathe in, but it is also possible to stay in the water for an extended amount of time.

San Juan climate by month


Precipitation

The amount of precipitation in San Juan in December is usually 128 mm, which may ruin part of the trip.

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