Climate and monthly weather forecast
Barceloneta, PR

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The climate of Barceloneta

Perched in the tropical monsoon climate zone, according to the Köppen climate classification, Barceloneta, a picturesque town in Puerto Rico, experiences a humid and hot ambiance year-round. It is nestled in the heart of a climatic zone where weather conditions remain relatively constant throughout the year, albeit with some minor seasonal variations.

A broad analysis of climate data reveals a temperature scale fluctuating from a low of 72.5°F (22.5°C) to a high of 85.6°F (29.8°C). The variation in temperature is relatively marginal, thus ensuring a warm climate irrespective of the month. Moreover, the humidity level varies within a tight bracket from 77% to 79%. Therefore, residents and tourists alike prepare for a balmy climate throughout the year.

Barceloneta stands in the path of notable rainfall with fluctuations between 0.91" (23mm) to 4.02" (102mm) every month. The rainiest month witnesses an immense 22.9 days of rainfall, consequently receiving the highest recorded amount of 4.02" (102mm) rain. The incoming sea breeze from the ocean maintains the tempo of the climate with wind speeds vacillating from 6.8mph (10.9km/h) to 9.9mph (15.9km/h). This damp, windy, and warm weather paints a definitive portrait of a classic tropical monsoon climate.

The best time to visit Barceloneta

For those seeking a sun-soaked experience, the period from April to July offers longer daylight hours, from 12.6 hours to a peak of 13.2 hours. Coupled with increased sunshine and sea temperatures ranging from 81.5°F (27.5°C) to 83.5°F (28.6°C), this time frame provides ideal conditions for beach activities and outdoor exploration. Though the rainfall is slightly enhanced with the monthly average ranging from 1.77" (45mm) to 2.4" (61mm), the sunny and humid conditions largely overshadow the sporadic showers.

The worst time to visit Barceloneta

For travelers who prefer less humid and a tad cooler conditions, the months between September and November are less ideal. During these months, the area experiences more frequent rainy days, with rainfall averages of 3.46" (88mm) to 3.94" (100mm). The humidity scales to its yearly high of 79% while the wind speed retreats to 7.4mph (11.9km/h), amplifying the humid conditions. Additionally, the daylight hours decrease from 12.2 hours in September to 11.3 hours by November, making it less favorable for outdoor activities.

Spring weather in Barceloneta

The spring months from March to May bring in a sense of renewal in Barceloneta. March ushers in an elevated temperature range between 72.5°F (22.5°C) to 80.2°F (26.8°C) that further escalates to 75.6°F (24.2°C) to 83.1°F (28.4°C) by May. These fluctuations make the spring temperature moderately warm. Concurrently, increased daylight hours from 12.1 to 13 hours accentuate the outdoor-friendly conditions. Yet, an increased rainfall from 2.17" (55mm) in March to 4.02" (102mm) in May suggest carrying an umbrella.

Summer weather in Barceloneta

Moving into the summer months of June to August, Barceloneta continues to bask in the tropical sunshine, with temperatures becoming more homogenous, oscillating between 77°F (25°C) to 85.6°F (29.8°C). The humidity levels remain consistent, brushing the 79% mark. Concurrently, increased daylight hours from 13.2 hours in June to 12.7 hours in August cater to extended outdoor opportunities. A marginal increase in rainfall and wind speed might lead to the occasional interruption during outdoor activities.

Autumn weather in Barceloneta

Autumn, spanning from September to November, makes its presence felt with a decrease in temperature, shifting from 78.1°F (25.6°C) to 76.1°F (24.5°C). Simultaneously, the average high temperature also recedes from 85.5°F (29.7°C) to 82.8°F (28.2°C). September witnesses the maximum rainfall proportion of 3.94" (100mm), marking the onset of the high-rain season that continues until November. The humidity hovers around the 79% mark, manifesting a slightly uncomfortable environment.

Winter weather in Barceloneta

During winter, the town of Barceloneta experiences fairly stable conditions. The temperature in December is a comfortable range of 75.2°F (24°C) to 81.3°F (27.4°C), making winter a warm season. Rainfall eases off to 1.38" (35mm) in December, marking a substantial drop from the preceding months. Furthermore, daylight endures for an average of 11 hours throughout winter, while sunshine hours minimize to 6.9 hours. Despite decreased daylight, the warmth coupled with manageable rainfall makes winters an inviting season in Barceloneta.

Weather in January

January in Barceloneta, Puerto Rico, is characterized by mild temperatures that create a pleasant and cool atmosphere. Sea temperatures are also comfortable, perfect for short dips in the ocean. The relatively high wind speeds at 9.1mph (14.6km/h) add a refreshing breeze to the balmy weather. Weather in January »

Weather in February

February in Barceloneta sees slight changes compared to its predecessor, with a minimal increase in temperature and wind speed. This increase provides the air with more warmth, which is especially comfortable in the evenings. Despite this, the city does not lose its distinctive tropical charm. Weather in February »

Weather in March

The trend of warmer weather persists in March, as temperatures rise a bit from February. The wind speed decreases slightly, but the sea temperature gently increases, making water activities more enjoyable. The principal distinguishing factor this month is the surge in both rainfall days and volume, with on average 17 days experiencing 2.17" (55mm) of rainfall. Weather in March »

Weather in April

When April arrives in Barceloneta, it brings with it a discernable change in climate conditions from the preceding month. The overall weather conditions become wetter, and the humidity level slightly increases. Despite this increase, the average sea temperature continues to climb, offering locals and tourists alike a more inviting ocean to explore. Weather in April »

Weather in May

May manifests considerable changes in Barceloneta's weather, with significant increases in both temperature and humidity, typical of the onset of the tropical summer season. Besides, the sea temperature increases, providing additional warmth that is well-suited for water activities. Weather in May »

Weather in June

June continues on the trajectory set by May but with subtle shifts in weather patterns. Heights of summer are reached, with average monthly temperature peaking and sea temperatures reaching an inviting 83°F (28.3°C). However, there is a significant decrease in the rainfall volume to 2.13" (54mm), even though June sees a slight reduction in the number of rainfall days to 17.3. Weather in June »

Weather in July

July’s weather in Barceloneta exhibits a slight lowering in the temperature but less so than might be expected from the mid-summer month. However, the sea temperature remains ideal for a range of water-based activities. The weather becomes marginally wetter than June, with a total of 2.4" (61mm) of rainfall throughout 16.9 days. Weather in July »

Weather in August

In Barceloneta, August registers the significant ebbs and flows of temperature, humidity, and rainfall that dictate the overall weather pattern. The city experiences the hottest temperatures, and the sea temperature also peaks at 84.5°F (29.2°C). Weather in August »

Weather in September

September in Barceloneta marks the beginning of the transition towards the end of the year, with minor decreases in temperature. Notably, the sea temperature remains high, perfect for a late-summer dip. The most significant change comes in the form of rainfall, where the city experiences the second-highest amount of 3.94" (100mm). Weather in September »

Weather in October

October in Barceloneta does not surrender the grip of the wet season right off, leading to an increase in rainfall days to 22.1, the hichest throughout the year, with an average rainfall volume of 3.46" (88mm). However, average temperatures start trending down, marking the onset of cooler days and nights. Weather in October »

Weather in November

November in Barceloneta continues the cooling trend begun in October. The humidity decreases, contributing to the overall comfort of the local climate. Water temperatures continue to drop gradually but remain inviting for water sports enthusiasts. Weather in November »

Weather in December

December marks the advent of winter in Barceloneta, characterized by a further decrease in temperatures. The sea temperature also decreases further, and the humidity is at a somewhat comfortable level. The city receives only 1.38" (35mm) of rainfall over 14.4 days, the lowest throughout the year. Weather in December »

Frequently asked questions

How much does it rain?

Throughout the year, there are 213.7 rainfall days, and 28.66" (728mm) of precipitation is accumulated.

What are the months with the lowest UV index in Barceloneta?

January through March and December, with an average maximum UV index of 6, are months with the lowest UV index.

What is the least humid month?

The months with the lowest humidity are February through April, with an average relative humidity of 77%.

What is the driest month?

February is the month with the least rainfall in Barceloneta. Rain falls for 13.4 days and accumulates 0.91" (23mm) of precipitation.

What is the month with the coldest ocean?

The month with the coldest seawater is February, with an average ocean temperature of 79.2°F (26.2°C).

What is the coldest time of year?

Barceloneta reaches its average lowest temperatures in March, measuring 80.2°F (26.8°C) at the peak and 72.5°F (22.5°C) at the lowest.

When is the highest UV index?

The months with the highest UV index are April through November, with an average maximum UV index of 7.

What are the most humid months?

The months with the highest humidity are May through July, October and November, with an average relative humidity of 79%.

What is the wettest month?

May is the month with the most rainfall. Rain falls for 22.9 days and accumulates 4.02" (102mm) of precipitation.

When are the longest days?

The month with the longest days is June, with an average of 13h and 12min of daylight.

What month has the most sunshine?

June has the most sunshine of the year, with an average of 10.9h of sunshine.

What is the hottest time of year?

With its average high temperature of 85.6°F (29.8°C) and a low of 78.4°F (25.8°C), August is regarded as the warmest month.

What is the month with the warmest ocean?

The month with the warmest seawater is September, with an average ocean temperature of 84.9°F (29.4°C).

What is the month with the least sunshine?

With an average of 6.8h of sunshine, November has the least sunshine of the year.

What is the month with the shortest days?

With an average of 11h and 0min of daylight, December has the shortest days of the year.

Is there Daylight Saving Time (DST)?

Barceloneta does not observe Daylight Saving Time (DST). AST timezone is used over the entire year.

Average temperature
Barceloneta, PR

Average temperature - Barceloneta, PR

The warmest month (with the highest average high temperature) is August (85.6°F).
The month with the lowest average high temperature is March (80.2°F).

The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is March (72.5°F).

Average pressure
Barceloneta, PR

Average pressure - Barceloneta, PR

The month with the highest atmospheric pressure is January (30.02"Hg).
The month with the lowest atmospheric pressure is October (29.9"Hg).

Average wind speed
Barceloneta, PR

Average wind speed - Barceloneta, PR

The windiest month (with the highest average wind speed) is July (9.9mph).
The calmest month (with the lowest average wind speed) is October (6.8mph).

Average humidity
Barceloneta, PR

Average humidity - Barceloneta, PR

The months with the highest relative humidity are May, June, July, October and November (79%).
The months with the lowest relative humidity are February, March and April (77%).

Average rainfall
Barceloneta, PR

Average rainfall - Barceloneta, PR

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is February (0.91").

Average rainfall days
Barceloneta, PR

Average rainfall days - Barceloneta, PR

The month with the highest number of rainy days is May (22.9 days).
The month with the least rainy days is January (13.3 days).

Average sea temperature
Barceloneta, PR

Average sea temperature - Barceloneta, PR

The best month for swimming (with the highest average sea temperature) is September (85°F).
The coldest month (with the lowest average sea temperature) is February (79.1°F).

Average daylight / Average sunshine
Barceloneta, PR

Average daylight / Average sunshine - Barceloneta, PR

The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 48min).

Average sunshine days
Barceloneta, PR

Average sunshine days - Barceloneta, PR

The month with the most sunshine days is January (12.3 days).
The month with the least sunshine days is May (5.9 days).

Average UV index
Barceloneta, PR

Average UV index - Barceloneta, PR

The months with the highest UV index are April, May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March and December (UV index 6).

Average visibility
Barceloneta, PR

Average visibility - Barceloneta, PR

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Barceloneta, Puerto Rico, USA

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