Climate and monthly weather forecast
Puerto Barrios, Guatemala

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The climate of Puerto Barrios

Puerto Barrios, located in Guatemala, experiences tropical monsoon conditions, identified by the Köppen climate classification as 'Am'. With high average temperatures and elevated humidity levels throughout the year, it is typically characterized by a predominant presence of high rainfall. The city's location near the coast magnifies this effect, providing consistent maritime influences on the region's climate.

Throughout the year, air pressure averages from 1011.9mb to 1016.7mb, while visibility consistently stands at 9km (5.6mi). Peak temperatures can soar up to 30.8°C (87.4°F) while the cooler months registered a marginally lower 25.3°C (77.5°F) reflected in the monthly averages. Humidity traces a minor fluctuation pattern annually, with values displaying a differentiation from a minimum of 78% up to 86%

Analyzing the provided climatological data annual precipitation in Puerto Barrios displays two distinctive peaks, one in June with 197mm (7.76") of rainfall and a higher one in July, attaining an all-time high with 222mm (8.74"). Rainy days are frequent in this city, as for instance in July the average count is as high as 29.7 days. On the other hand, the sunniest months, displaying an average of 10.6 hours of sunshine a day, are April and May.

Ups and downs in wind speeds are not significantly severe with average speeds shifting from 6.4km/h (4mph) to 8.2km/h (5.1mph), and wind gusts reaching up to 12.5km/h (7.8mph). Cloud cover varies mildly from 35% to 54%, with the least cloudy month being April and most cloudiness occurring in January.

The best time to visit Puerto Barrios

Considering the climate conditions throughout the year, the ideal time to visit Puerto Barrios would be during the dry period. Specifically, April emerges as an ideal month with lower rainfall of 58mm (2.28") over 19.3 days and maximum sunshine hours at 10.6 daily. During this period, temperature ranges from an inviting 22.9°C (73.2°F) to a warm 30.8°C (87.4°F) making it perfect for outdoor exploration.

The worst time to visit Puerto Barrios

Contrastingly, the monsoon onset marks a less favorable time to tour Puerto Barrios. The month of July is characteristically the rainiest with 222mm (8.74") precipitation recorded over 29.7 days. Despite average temperature maintaining at 29.7°C (85.5°F), the high rainfall, increased humidity at 84%, and reduced sunshine to 9.3 hours per day, make it less suitable for outdoor activities.

Spring weather in Puerto Barrios

Spring in Puerto Barrios spans from March to May, bringing a pleasant blend of weather conditions. March registers a temperature variance from 20.9°C (69.6°F) to 28.3°C (82.9°F), extending upto 30.8°C (87.4°F) by May, paired with a lowering humidity trend from 81% to 80%. Rainfall in this duration initiates a decline from 84mm (3.31") in March to a yearly low of 58mm (2.28") in April, climbing back up to 144mm (5.67") in May.

Summer weather in Puerto Barrios

June to August mark the summer months in Puerto Barrios with temperature highs remaining slightly over 30°C (86°F). The sea temperature also witnesses a gradual increase from 29.6°C (85.3°F) to 29.8°C (85.6°F). This period, however, is dominated by a significant rise in rainfall, reaching the highest level of 222mm (8.74") in July, which subsequently declines to 194mm (7.64") by August.

Autumn weather in Puerto Barrios

Autumn descends in September and carries on through November. The temperature remains consistent from 22.5°C (72.5°F) to 21.3°C (70.3°F), with highs hovering around 30°C (86°F). Rainfall does lower slightly from 192mm (7.56") in September to 140mm (5.51") in November, but the frequency of precipitation stays high.

Winter weather in Puerto Barrios

Winter months from December to February are characterized by temperatures ranging from a mild 19.8°C (67.6°F) to 26.8°C (80.2°F), with the coldest month being December. Rainfall shows the yearly lowest at 76mm (2.99") in February, alongside a reducing humidity trend from 86% to 83%. These months also see a gradual increase in sunshine hours from 5 to 6.1 hours per day.

Weather in January

The start of the year sees Puerto Barrios experiencing weather laden with humidity and rain, a continuation from the end of the year. The highest rainfall in the year occurs in January, with a total precipitation amount reaching up to 112mm (4.41"). Weather in January »

Weather in February

Succeeding the rainy conditions in January, February witnesses a reduced trend in rainfall. The weather in Puerto Barrios during February is characterized by a slow rise in temperature and a minor reduction in humidity. In the midst of February's calming weather, the wind speed sees a small increase, going from 6.9km/h (4.3mph) to 7.4km/h (4.6mph). Weather in February »

Weather in March

Puerto Barrios ushers in a gradual change from the rainy beginnings of the year as precipitation decreases in March. The city continues to experience mildly increasing temperatures and a steady decline in humidity levels. With an upswing in visibility and a decrease in cloud presence, March brings better weather conditions compared to the preceding months. Weather in March »

Weather in April

The weather in Puerto Barrios further improves in April, featuring a significant increase in temperature, peaking at 30.8°C (87.4°F). April is distinguished by a significant drop in rainfall. Wind speed remains steady from March, with a diminished cloud cover allowing the sun to shine brighter over Puerto Barrios. Weather in April »

Weather in May

May marks the onset of the wet season in Puerto Barrios, marked by the month's surge in rainfall up to 144mm (5.67"). The weather contrast is comprehensively felt as days become shorter and cloud cover increases. Despite the increased rainfall, the city's temperature and warm sea temperatures remain steady, offering a unique mix of wet yet warm weather. Weather in May »

Weather in June

June's weather continues to follow the rainfall trend established in May. Humidity rises further, enhancing the rain-soaked ambiance of Puerto Barrios. Yet, the high temperatures, reaching a peak of 30.5°C (86.9°F), persist. A high sea temperature, peaking at 29.6°C (85.3°F), creates a peculiar balmy sensation in spite of the ongoing rainfall. Weather in June »

Weather in July

July sees the cessation of climbing temperatures as the weather in Puerto Barrios stabilizes. Rainfall, however, reaches its annual peak in July, with precipitation levels hitting 222mm (8.74"). The city morphs into a water haven with its humid atmosphere and high levels of rainfall. Weather in July »

Weather in August

The weather in Puerto Barrios in August is marked by persistently high temperatures, slightly lower rainfall, and the constant sensation of humidity. This coastal Guatemalan city continues to hold the essence of tropical weather with its warm days and moderately cool nights. Weather in August »

Weather in September

September weather in Puerto Barrios begins to hint at the upcoming dry season, although rainfall levels remain significantly high. Sea temperatures peak at 29.8°C (85.6°F) during September, adding a unique balmy flavor to the air. Weather in September »

Weather in October

October witnesses a drastic drop in rainfall from September's figure of 192mm (7.56") phase, signaling the commencement of the dry season in Puerto Barrios. Despite the decline in precipitation, October remains one of the wettest months of the year. Weather in October »

Weather in November

The weather in Puerto Barrios sees a significant shift in November as the region moves further into the dry season. Relative humidity sees a slight increase, accounting for a marginally cooler but more comfortable temperature, ranging from 21.3°C (70.3°F) to 26.6°C (79.9°F). Weather in November »

Weather in December

By December, the weather in Puerto Barrios has significantly mellowed down. Rainfall drops to its second lowest point at 98mm (3.86"), while the temperatures continue to provide a comfortable yet cool environment. Days are shorter, and the air carries a distinct freshness you wish to bottle up. Weather in December »
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Frequently asked questions

What time of the year is the coldest in Puerto Barrios?

Puerto Barrios's coldest month, January, generally records average temperatures ranging from a high of 25.3°C (77.5°F) to a low of 19.8°C (67.6°F).

What is the most humid month in Puerto Barrios?

January is the most humid month, with an average relative humidity of 86%.

How many days does it rain in Puerto Barrios?

In Puerto Barrios, Guatemala, during the entire year, the rain falls for 299.7 days and collects up to 1707mm (67.2") of precipitation.

What is the month with the least sunshine in Puerto Barrios?

January has the least sunshine of the year, with an average of 5h of sunshine.

What is the month with the lowest UV index in Puerto Barrios?

The month with the lowest UV index in Puerto Barrios, Guatemala, is January, with an average maximum UV index of 5.

When is the sea coldest in Puerto Barrios?

The month with the coldest seawater in Puerto Barrios is February, with an average sea temperature of 26.6°C (79.9°F).

When is the highest UV index in Puerto Barrios?

The months with the highest UV index in Puerto Barrios, Guatemala, are March through June, August and September, with an average maximum UV index of 7.

What is the hottest time of year in Puerto Barrios?

The warmest time of the year is April, with temperatures averaging a high of 30.8°C (87.4°F) and a low of 22.9°C (73.2°F).

What is the least humid month in Puerto Barrios?

With an average relative humidity of 78%, April is the least humid month in Puerto Barrios.

What is the driest month in Puerto Barrios?

April is the month with the least rainfall in Puerto Barrios, Guatemala. Rain falls for 19.3 days and accumulates 58mm (2.28") of precipitation.

What month has the most sunshine in Puerto Barrios?

With an average of 10.6h of sunshine, April has the most sunshine of the year.

When are the longest days in Puerto Barrios?

With an average of 13h and 0min of daylight, June has the longest days of the year in Puerto Barrios, Guatemala.

What is the rainiest month in Puerto Barrios?

July is the month with the most rainfall. Rain falls for 29.7 days and accumulates 222mm (8.74") of precipitation.

What is the month with the warmest sea water in Puerto Barrios?

With an average sea temperature of 29.8°C (85.6°F), September is the month with the warmest seawater in Puerto Barrios, Guatemala.

What is the month with the shortest days in Puerto Barrios?

December has the shortest days of the year in Puerto Barrios, Guatemala, with an average of 11h and 12min of daylight.

Is there Daylight Saving Time (DST) in Puerto Barrios?

Puerto Barrios, Guatemala, does not utilize Daylight Saving Time (DST). CST timezone is used throughout the entire year.

Average temperature
Puerto Barrios, Guatemala

Average temperature - Puerto Barrios, Guatemala

The warmest month (with the highest average high temperature) is April (30.8°C).
The month with the lowest average high temperature is January (25.3°C).

The month with the highest average low temperature is June (24.2°C).
The coldest month (with the lowest average low temperature) is January (19.8°C).

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Average pressure
Puerto Barrios, Guatemala

Average pressure - Puerto Barrios, Guatemala

The month with the highest atmospheric pressure is January (1016.7mbar).
The month with the lowest atmospheric pressure is September (1011.9mbar).

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Average wind speed
Puerto Barrios, Guatemala

Average wind speed - Puerto Barrios, Guatemala

The windiest month (with the highest average wind speed) is July (8.2km/h).
The calmest month (with the lowest average wind speed) is November (6.4km/h).

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Average humidity
Puerto Barrios, Guatemala

Average humidity - Puerto Barrios, Guatemala

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is April (78%).

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Average rainfall
Puerto Barrios, Guatemala

Average rainfall - Puerto Barrios, Guatemala

The wettest month (with the highest rainfall) is July (222mm).
The driest month (with the least rainfall) is April (58mm).

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Average rainfall days
Puerto Barrios, Guatemala

Average rainfall days - Puerto Barrios, Guatemala

The month with the highest number of rainy days is July (29.7 days).
The month with the least rainy days is April (19.3 days).

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Average sea temperature
Puerto Barrios, Guatemala

Average sea temperature - Puerto Barrios, Guatemala

The best month for swimming (with the highest average sea temperature) is September (29.8°C).
The coldest month (with the lowest average sea temperature) is February (26.6°C).

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Average daylight / Average sunshine
Puerto Barrios, Guatemala

Average daylight / Average sunshine - Puerto Barrios, Guatemala

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

The month with the most sunshine is April (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

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Average sunshine days
Puerto Barrios, Guatemala

Average sunshine days - Puerto Barrios, Guatemala

The month with the most sunshine days is March (7.7 days).
The months with the least sunshine days are July, August and September (0.8 days).

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Average UV index
Puerto Barrios, Guatemala

Average UV index - Puerto Barrios, Guatemala

The months with the highest UV index are March, April, May, June, August and September (UV index 7).
The month with the lowest UV index is January (UV index 5).

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Average visibility
Puerto Barrios, Guatemala

Average visibility - Puerto Barrios, Guatemala

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).

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Puerto Barrios, Guatemala

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