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Central America and Caribbean

Puerto Rico weather in January 2026

Central America and Caribbean

Puerto Rico weather in January 2026

 

Day

29 °C

 

Night

20 °C

 

Sea

26 °C

 

Precipitation

97 mm

in month

 

Rainy days

14 days

in month

 

Daylight

11 hours

average

 

Sunshine

8 hours

average

 

Humidity

75 %

 

Day

29 °C

 

Night

20 °C

 

Sea

26 °C

 

Precipitation

97 mm

in month

 

Rainy days

14 days

in month

 

Daylight

11 hours

average

 

Sunshine

8 hours

average

 

Humidity

75 %

Overview: Puerto Rico
In January in Puerto Rico, the average air temperature ranges from 29 °C (84 °F) during the day to 20 °C (68 °F) at night. There are 14 days of rain on average, where the rainfall is 97 mm (3.80 in).

Weather charts for Puerto Rico

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Awesome beach in Luquillo in sunny weather with few clouds
People on the beach in San Juan on a sunny day with some clouds
Beach and countryside in San Juan at sunset time

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Weather overview and FAQs

Weather overview

In January in Puerto Rico, the average air temperature ranges from 29 °C (84 °F) during the day to 20 °C (68 °F) at night. There are 14 days of rain on average, where the rainfall is 97 mm (3.80 in).

Are there good conditions to visit in Puerto Rico in January?

January is one of the best months to visit Puerto Rico. The daily temperatures in this month reach pleasant 29 °C (84 °F). The seawater temperature reaches ideal 26 °C (79 °F). At night, temperatures hover around a pleasant 20 °C (68 °F).

What is the sea temperature in Puerto Rico in January?

In Puerto Rico in January expect the sea to be warm at 26 °C (79 °F). Seems like an ideal temperature for swimming, you can stay in the sea for a long time and enjoy it as well.

What temperature can I expect during the day in Puerto Rico in January?

In Puerto Rico in January, the average daily temperatures will be 29 °C (84 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.

How heavy is the precipitation in Puerto Rico in January?

There is precipitation of 97 mm (3.80 in) in January in Puerto Rico, which means 3 mm (0.13 in) rainfall per day on average.

What is the average number of rainy days in January in Puerto Rico?

There are 14 days, which are rainy in January in Puerto Rico, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 3.2 days of the week, or in general - 45 % days.

What is the night temperature in January in Puerto Rico?

The average night temperature in Puerto Rico in January is 20 °C (68 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.

Is it hot in January in Puerto Rico?

In January in Puerto Rico, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.

How windy is it in January in Puerto Rico?

In January in Puerto Rico, there will be an average wind scale of 4.

How many hours of sun to expect in January in Puerto Rico?

There is an average length of sunshine of 8 hours per day in January in Puerto Rico.

How long is the day (from dawn till dusk) in Puerto Rico in January?

The length of daylight in Puerto Rico in January is 11 hours.

What level of humidity is to expect in January in Puerto Rico?

In January in Puerto Rico, expect humidity around 75 %.

Is the sea in Puerto Rico warmer in January than in February?

No, the sea is not warmer in Puerto Rico in January than in February.

Is Puerto Rico rainier in January than in February?

Yes, in January in Puerto Rico it rains more than in February.

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