January Weather in Barahona, Puerto Rico

Last updated: August 31, 2025

January in Barahona, Puerto Rico showcases a mild tropical climate that welcomes visitors with maximum temperatures reaching 28°C (84°F) and an average of 23°C (74°F). While the days are warm, nights can be cooler, dipping to a minimum of 15°C (59°F). This month, the island experiences a moderate precipitation of 38 mm (1.5 in) over 12 rainy days, contributing to the lush scenery that defines the region. The humidity level of 76% adds to the tropical feel, making January an inviting month for both relaxation and exploration amidst stunning natural beauty.

January Temperature in Barahona

In Barahona, Puerto Rico, January offers a refreshing start to the year, with temperatures typically ranging from a cool 15°C (59°F) at night to a pleasant 28°C (84°F) during the day, averaging around 23°C (74°F). As the months progress into February and March, the minimum temperatures gradually rise, reflecting the approach of warmer weather. February sees lows of 18°C (64°F) and highs climbing to 29°C (85°F), while March peaks at 30°C (86°F) with similar low temperatures. This upward trend continues into spring, with April enjoying comfortably warm days, consistent averages, and slight increases in nighttime lows. By May, temperatures start to noticeably shift towards the heat of summer, with **minimums of 21°C (69°F) and maximums reaching 31°C (89°F). The gradual rise in temperatures throughout January to May hints at the vibrant tropical climate that envelops Barahona, making it an enticing destination for warmth-seekers.

January Weather in Barahona: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Barahona, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Barahona, January typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec737374757778797979787675
Data source: Temperature data for Barahona generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

January Precipitation in Barahona

In January, Barahona, Puerto Rico experiences a modest precipitation amount of 38 mm (1.5 in), marking the start of the year with relatively gentle rainfall. This month sees about 12 rainy days, setting the tone for a gradual increase in moisture as the year progresses. Following January, February brings a slight uptick to 42 mm (1.7 in), hinting at the wet season ahead. As spring approaches, rainfall dramatically escalates, peaking in September with a staggering 205 mm (8.1 in), accompanied by 26 rainy days. This clear trend of increasing precipitation culminates in the summer months, where July and August witness the peak deluges, ensuring the lush greenery that characterizes this vibrant region. Overall, while January starts off relatively dry, it serves as a precursor to Barahona's increasingly wet climate as the year unfolds.

January Precipitation Trends in Barahona

The chart displays monthly precipitation patterns in Barahona, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Barahona, January typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec384288871049610411120517111639
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Barahona

In January, Barahona, Puerto Rico experiences a humidity level of 76%, setting a mild tone for the year ahead. As the months progress towards February and March, the humidity slightly declines to 75% and 74% respectively, creating a brief dip before the warmer months. However, as spring transitions into summer, humidity begins to climb again, peaking at 80% during the sultry months of July and August. The humidity remains elevated through September and October, before easing back to 78% in November and dropping to 76% in December. This cyclical pattern highlights Barahona's humid climate, characterized by a relatively stable range that provides a lush, tropical environment year-round.

January Average Humidity in Barahona

This chart illustrates the average monthly humidity levels in Barahona, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Barahona is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%74%75%75%77%80%80%79%78%78%76%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Barahona

In January, Barahona, Puerto Rico, experiences a very high UV Index of 9, indicating a significant risk of harm from unprotected sun exposure. With a burn time of just 15 minutes, it's essential for residents and visitors alike to take precautions when enjoying the outdoors. This trend of increasing UV intensity continues into February and peaks from March to May, where the UV Index escalates to an extreme level of 13-14 and the burn time narrows to just 10 minutes. Notably, the UV levels dip in November and December, returning to very high categories, yet still necessitating awareness. Overall, January sets the stage for a year of rising UV intensity, making sun safety a priority for anyone in the region. For more detailed information, visit Barahona UV Index.

Maximum UV Index Levels in Barahona for January

The chart shows the monthly maximum UV Index (UVI) for Barahona in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Barahona typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131314131313131298
Data source: Barahona January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

January Sunshine in Barahona

In Barahona, Puerto Rico, January welcomes the sun with an impressive 257 hours of sunshine, setting the stage for a lively start to the year. As the months progress, the sunshine increases steadily, peaking in May with a radiant 356 hours. The summer months continue to bask in brightness, maintaining high levels around 350 hours before the slightly cooler autumn arrives, which still showcases a respectable 311 hours in September. Overall, the data reveals a delightful trend of increasing sunshine, making Barahona an ideal spot for sun-seekers, with January serving as a gentle introduction to a year filled with abundant sunlight.

Monthly Sunshine Duration in Barahona: January Highlighted

The January sunshine duration represents the total number of hours Barahona experiences direct sunlight during the month of January, excluding cloudy or obstructed periods. This chart compares the sunshine duration of January with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec257h304h345h346h356h342h354h350h311h310h296h319h
Data source: Barahona January Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Barahona During January

In Barahona, Puerto Rico, January sees a 43% chance of sunny weather, setting the stage for a pleasant start to the year. This percentage is noticeably lower compared to the sunnier conditions of February, which boasts a 66% chance of sunshine. Interestingly, the likelihood of sunny days fluctuates throughout the year, with March not far behind at 57%, while the months leading into the summer, such as June and July, drop down to 23% and 39% respectively. Overall, while January may not be the sunniest month, it provides a welcome respite as the region transitions from cooler winter days into the vibrant, sunnier spring months ahead.

Percentage of Sunny Days in January in Barahona

The chart illustrates the percentage of sunny days in Barahona throughout the year, with January highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Barahona experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec44%66%57%42%46%23%39%38%43%43%54%59%
Data source: Barahona January chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Barahona in January

In Barahona, Puerto Rico, January marks the beginning of a consistent daylight pattern, offering approximately 11 hours of sunshine. This duration remains steady through February, setting the stage for a gradual increase as spring approaches. March ushers in a slight extension to 12 hours, which persists through April and May, inviting longer days perfect for outdoor activities. As summer arrives in June and July, daylight peaks at a generous 13 hours, allowing for plenty of time to soak up the sun. Towards the latter part of the year, daylight begins to wane gradually, returning to 12 hours in August and September, before dropping back to 11 hours from October through December. Overall, Barahona experiences a rhythmic ebb and flow in daylight, enhancing the allure of its tropical climate year-round.

Average Daylight Hours in Barahona for January

The chart illustrates the variation in daylight duration in Barahona throughout the year, with January highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 9m11h 32m12h 2m12h 33m12h 58m13h 11m13h 4m12h 41m12h 12m11h 42m11h 15m11h 2m
Data source: Barahona daylight hours, calculated by summing the hours between sunrise and sunset for each day.

January Winds in Barahona

In Barahona, Puerto Rico, January welcomes a gentle breeze with an average wind speed of 2.9 m/s (6 mph), setting a serene tone for the start of the year. As the months progress, the winds pick up slightly in February, reaching 3.7 m/s (8 mph), before settling back down in April. This pattern reveals a subtle seasonal shift, with wind speeds gradually increasing during the summer months—hitting a peak of 3.6 m/s (8 mph) in July. However, as autumn approaches, the winds soften again, dipping to an average of 2.1 m/s (5 mph) in September. Overall, January's mild winds are part of a rhythmic dance throughout the year, showcasing Barahona's dynamic coastal climate and offering a refreshing start to each new year.

Average January Wind Speed in Barahona

The chart displays monthly wind speed patterns in Barahona, with values for each month shown alongside January's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how January's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.9 m/s3.73.12.42.93.33.63.22.12.32.53.2
Data source: Barahona January wind data, generated using information from the Copernicus Climate Change Service.

How January Weather in Barahona Compares to Other Months

Weather in Barahona varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Barahona, focusing on differences in temperature, rainfall, humidity, and UV levels.

In comparing the weather between January and February, we notice that February experiences slightly warmer temperatures, with a minimum of 18°C (64°F) compared to January's minimum of 15°C (59°F). The average temperature remains consistent at 23°C (74°F) for both months, while February boasts a higher maximum temperature of 29°C (85°F) compared to 28°C (84°F) in January. Precipitation increases slightly in February to 42 mm (1.7 in) from January’s 38 mm (1.5 in), although both months feature approximately 12 days of rainfall. Humidity levels also remain similar, with January at 76% and February at 75%. For more information, check out Barahona weather in February.

In January, the weather tends to be quite warm, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 28°C (84°F). The month receives around 38 mm (1.5 in) of precipitation over approximately 12 days, coupled with a humidity level of 76%.

In contrast, March experiences slightly higher temperatures, with a minimum of 18°C (64°F) and a maximum of 30°C (86°F), while the average remains steady at 23°C (74°F). However, March sees increased precipitation, totaling 88 mm (3.4 in) over 16 days, and a slightly lower humidity of 74%. For more details on Barahona's climate, you can check Barahona weather in March.

In January, the weather tends to be warm with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 28°C (84°F), averaging around 23°C (74°F). The month experiences 38 mm (1.5 in) of precipitation over 12 days, coupled with a humidity level of 76%. In contrast, April brings slightly warmer conditions, with minimum temperatures of 18°C (65°F) and maximums reaching 30°C (86°F), averaging 24°C (75°F). However, April also sees a higher precipitation total of 87 mm (3.4 in) spread over 18 days, while humidity remains relatively stable at 75%. For a more detailed overview of the weather in April, check out Barahona weather in April.

In January, the weather is relatively mild, with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 28°C (84°F), and an average of 23°C (74°F). Precipitation is moderate, with 38 mm (1.5 in) falling over about 12 days, while humidity hovers around 76%. In contrast, May experiences warmer conditions, as temperatures rise to a minimum of 21°C (69°F) and reach highs of 31°C (89°F), averaging 25°C (77°F). However, May also sees increased precipitation, with 104 mm (4.1 in) occurring over 21 days and humidity slightly reducing to 75%. For a more detailed look at May weather, click here: Barahona weather in May.

In January, the weather is characterized by milder temperatures, with minimums around 15°C (59°F) and maximums reaching up to 28°C (84°F), averaging 23°C (74°F). The month experiences moderate rainfall, totaling 38 mm (1.5 in) over approximately 12 days, and the humidity level sits at a comfortable 76%. Conversely, June brings warmer conditions, with minimum temperatures rising to 21°C (71°F) and maximums peaking at 31°C (88°F), resulting in an average temperature of 26°C (79°F). Rainfall significantly increases during this month, totaling 96 mm (3.8 in) over 18 days, while humidity slightly climbs to 77%. For more specific details about the June weather, you can check Barahona weather in June.

In January, the weather features milder temperatures, with minimums around 15°C (59°F) and an average of 23°C (74°F), while maximums reach up to 28°C (84°F). Precipitation is moderate, totaling 38 mm (1.5 in) across 12 days and humidity levels hover at 76%. In stark contrast, July experiences warmer conditions, with minimum temperatures rising to 22°C (71°F) and average temperatures of 26°C (80°F), peaking at 32°C (89°F). The month is also wetter, with 104 mm (4.1 in) of rainfall spread across 20 days, and humidity slightly increases to 80%. For more detailed insights, visit Barahona weather in July.

In January, the weather is generally mild with temperatures ranging from a minimum of 15°C (59°F) to a maximum of 28°C (84°F), and an average temperature of 23°C (74°F). The month includes about 38 mm (1.5 in) of precipitation over approximately 12 rainy days, accompanied by a relatively high humidity of 76%. In contrast, August brings warmer temperatures, with a minimum of 22°C (72°F) and a maximum of 32°C (90°F), averaging 26°C (80°F). This month experiences significantly more rainfall, with 111 mm (4.4 in) over around 20 days, and humidity rises slightly to 80%. For more detailed information on August weather, visit Barahona weather in August.

When comparing the weather in January and September, January typically experiences milder temperatures, with a minimum of 15°C (59°F) and a maximum of 28°C (84°F), while September sees warmer temperatures, ranging from a minimum of 22°C (72°F) to a maximum of 32°C (90°F). Additionally, January has relatively low precipitation with 38 mm (1.5 in) over 12 days, while September is much wetter, receiving 205 mm (8.1 in) over 26 days, leading to higher humidity levels, which are slightly elevated in September at 79% compared to January's 76%. For a detailed look at September weather conditions, you can refer to Barahona weather in September.

When comparing the weather in January and October, there are notable differences in both temperature and precipitation levels. January typically enjoys a milder climate, with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 28°C (84°F) and relatively low precipitation of 38 mm (1.5 in) over about 12 days. In contrast, October experiences warmer temperatures, with averages between 21°C (70°F) and 32°C (89°F) and significantly higher rainfall of 171 mm (6.7 in) spread across 25 days. Additionally, humidity levels are comparable, with January at 76% and October slightly higher at 78%. For more detailed information, you can refer to Barahona weather in October.

In comparing the weather between January and November, November tends to be warmer with average temperatures ranging from a minimum of 19°C (67°F) to a maximum of 30°C (87°F), compared to January's milder range of 15°C (59°F) to 28°C (84°F). However, November is also significantly wetter, receiving 116 mm (4.6 in) of precipitation over 18 days, while January has only 38 mm (1.5 in) over 12 days. The humidity levels are relatively similar, with January at 76% and November slightly higher at 78%. For more details, you can check Barahona weather in November.

In January, the weather tends to be slightly cooler than in December, with average temperatures ranging from a minimum of 15°C (59°F) to a maximum of 28°C (84°F), compared to December's higher range of 19°C (66°F) to 30°C (86°F). Both months experience similar precipitation levels, with January receiving 38 mm (1.5 in) over 12 days and December slightly more at 39 mm (1.5 in) over 13 days. Humidity remains consistent at 76% in both months, creating a humid atmosphere throughout the season. For a more detailed look at December weather, check out Barahona weather in December.

Compare Barahona's Climate with Cities Worldwide

Conclusion: What to Expect From January Weather in Barahona

As January unfolds in Barahona, the weather offers a refreshing contrast to the sweltering summer months. With mild temperatures averaging around 23°C (74°F), locals and visitors alike can enjoy comfortable days without the intense heat that characterizes other times of the year. However, January does bring a touch of moisture, with an average of 38 mm of precipitation over 12 days, creating a lush backdrop for the beautiful scenery. The humidity hovers around 76%, which contributes to the vibrant atmosphere but differs from the often dryer conditions experienced in the drier months. Embrace the unique charm of Barahona this January with its pleasant climate and verdant landscapes by checking out more details in Barahona Climate.