March Weather in Vieques, Puerto Rico

Last updated: August 31, 2025

March weather in Vieques, Puerto Rico offers a pleasant climate characterized by average temperatures hovering around 25°C (77°F), with highs reaching a comfortable 28°C (83°F) and lows dipping to 22°C (72°F). Visitors can expect a humidity level of 74%, contributing to the tropical feel of the island. This month also marks a period of moderate rainfall, with a total precipitation of 63 mm (2.5 in) spread over 18 days, making it advisable for travelers to embrace occasional showers as part of the scenic experience. Whether soaking in the sun or enjoying a brief rain, March in Vieques promises a delightful getaway.

March Temperature in Vieques

In March, Vieques, Puerto Rico, continues to bask in delightful temperatures, with minimums around 22°C (72°F), an average of 25°C (77°F), and maximums peaking at 28°C (83°F). This month marks a subtle transition as temperatures stay stable, mirroring much of February while hinting at warmth to come in April. The air remains refreshing yet inviting, making it an ideal time to explore the island's beautiful beaches and vibrant natural landscapes. As the days grow longer and the sun shines brighter, March offers a perfect blend of pleasant warmth, setting the stage for the increasingly warmer months ahead.

March Weather in Vieques: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Vieques, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Vieques, March 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).
JanFebMarAprMayJunJulAugSepOctNovDec777777788081828282818079
Data source: Temperature data for Vieques generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Vieques

In March, Vieques, Puerto Rico experiences a noticeable increase in precipitation, with 63 mm (2.5 in) of rain falling over an average of 18 days. This uptick marks a shift from the milder conditions of January and February, where rainfall averaged around 50 mm and accumulated over 15 to 19 days. As spring approaches, the island's skies open up more frequently, paving the way for lush landscapes and vibrant flora. This trend continues into April, where rainfall slightly decreases to 55 mm, hinting at the wet season’s gradual onset. March serves as a pivotal transition, setting the tone for the wetter months ahead while maintaining a charming tropical allure for visitors and locals alike.

March Precipitation Trends in Vieques

The chart displays monthly precipitation patterns in Vieques, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Vieques, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec49526355746911011115414111268
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Vieques

As March arrives in Vieques, Puerto Rico, the island enjoys a slight easing in humidity, averaging a comfortable 74%—a subtle decline from the 76% observed in January and 75% in February. This trend of decreasing humidity offers a refreshing transition before the warmer summer months kick in. Interestingly, humidity levels remain fairly stable around this time of year, as April and May hover close to 75%, ensuring that visitors experience the island's lush landscapes without the sweltering mugginess that often characterizes the peak summer months. Overall, March stands out as a delightful balance of warmth and comfort, making it an ideal time to explore the natural beauty of Vieques.

March Average Humidity in Vieques

This chart illustrates the average monthly humidity levels in Vieques, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Vieques 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 March generated using information from the Copernicus Climate Change Service.

March UV Index in Vieques

In March, Vieques, Puerto Rico experiences an extreme UV Index of 13, maintaining a consistent trend seen since February. This notably high UV radiation means that visitors must be vigilant, with a recommended burn time of just 10 minutes. As spring arrives, the UV levels start to stabilize, as seen in the upcoming months of April and May, which also carry the same UV Index. It's essential to take precautions such as wearing sunscreen and protective clothing during outdoor activities. For more detailed information on how to stay safe in the sun, check the Vieques UV Index.

Maximum UV Index Levels in Vieques for March

The chart shows the monthly maximum UV Index (UVI) for Vieques in March, 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 March, the maximum UV index in Vieques typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec911131313131213141298
Data source: Vieques March 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.

March Sunshine in Vieques

March in Vieques, Puerto Rico, is a true standout, basking in an impressive 348 hours of sunshine. This marks a delightful increase from February's 302 hours, signaling the island's transition into spring. As the days grow warmer, sunshine hours remain consistent, with both March and April sharing the same bright total. The trend of increasing sunshine continues into May, reaching a peak of 357 hours, making this period an ideal time to embrace the vibrant landscape and pristine beaches. Overall, the sunshine in March not only brightens the scenery but also heralds the onset of Puerto Rico's lush, sun-soaked spring season.

Monthly Sunshine Duration in Vieques: March Highlighted

The March sunshine duration represents the total number of hours Vieques experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec258h302h348h348h357h344h354h349h318h316h302h320h
Data source: Vieques March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Vieques During March

In March, Vieques, Puerto Rico enjoys a 64% chance of sunny weather, making it an inviting destination as the spring season unfolds. This moderate likelihood of sunshine follows a notable increase from February's 67%, offering ample opportunity for outdoor activities before the weather begins to shift in April, where the chance drops to 48%. As we move from winter to spring, this trend reflects a gradual warming and brightening atmosphere, enhancing the appeal for visitors seeking sun-drenched beaches and vibrant landscapes, while still leaving room for potential rain as the summer months approach. Overall, March strikes a delightful balance, ensuring that sun-seekers can bask in the tropical glow of Vieques before the more unpredictable summer weather sets in.

Percentage of Sunny Days in March in Vieques

The chart illustrates the percentage of sunny days in Vieques throughout the year, with March 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 Vieques experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%67%64%48%55%23%43%39%49%50%61%63%
Data source: Vieques March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Vieques in March

As March unfolds in Vieques, Puerto Rico, residents and visitors alike relish an increase in daylight, with the sun gracing the island for 12 hours each day. This adds a vibrant energy as the days grow longer, marking a gentle transition from winter's consistent 11-hour daylight of January and February. Following this, the daylight duration remains steady at 12 hours through April and May, creating an inviting atmosphere perfect for outdoor adventures. Moving into June and July, the island basks in the longest days of the year, with 13 hours of sunlight illuminating its stunning landscapes. This upward trend in daylight hours not only enhances the appeal of Vieques but also signals the arrival of the carefree summer months, making it an ideal time to explore the island's natural beauty.

Average Daylight Hours in Vieques for March

The chart illustrates the variation in daylight duration in Vieques throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 9m11h 32m12h 2m12h 33m12h 59m13h 12m13h 5m12h 42m12h 12m11h 41m11h 15m11h 2m
Data source: Vieques daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Vieques

As March rolls into Vieques, Puerto Rico, the winds start to shift slightly, with an average speed of 5.4 m/s (12 mph) – a gentle breeze that complements the island’s tropical allure. Following the cooler gusts of February, which boasted the highest average wind speed of 6.2 m/s (14 mph), March presents a more moderate climate, inviting visitors to bask in the delightful warmth. This month’s winds, while softer than February's, are still brisk enough to be invigorating, setting the stage for a refreshing transition into spring. As April approaches, wind speeds dip to 4.6 m/s (10 mph), hinting at the gradual calm that will settle over the island as summer looms, yet March stands as a perfect balance between the lively breezes of winter and the tranquil warmth of approaching warmer months.

Average March Wind Speed in Vieques

The chart displays monthly wind speed patterns in Vieques, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.96.25.4 m/s4.65.25.86.15.43.84.24.55.4
Data source: Vieques March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Vieques Compares to Other Months

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

In comparing the weather of March and January, we find that both months share a similar temperature range, with January having a slightly higher maximum temperature of 29°C (84°F) compared to March's 28°C (83°F). The average temperature remains consistent at 25°C (77°F) for both months. However, March experiences more rainfall, with 63 mm (2.5 in) spread over 18 days, while January sees less precipitation at 49 mm (1.9 in) over 15 days. Humidity levels are also comparable, with March at 74% and January slightly higher at 76%. For more detailed information on January weather, you can visit Vieques weather in January.

In comparing the weather of March and February, both months exhibit similar temperature patterns, with March experiencing slightly higher minimum temperatures (22°C or 72°F) compared to February's 21°C (71°F). The average and maximum temperatures remain constant at 25°C (77°F) and 28°C (83°F) for both months. However, March sees a notable increase in precipitation, with 63 mm (2.5 in) over 18 days, while February has less rainfall at 52 mm (2.1 in) across 19 days. Humidity levels are quite comparable, with March at 74% and February at 75%. For a deeper look into February's weather specifics, you can check Vieques weather in February.

March and April exhibit relatively similar weather patterns, with only slight variations. In March, temperatures range from a minimum of 22°C (72°F) to a maximum of 28°C (83°F), averaging around 25°C (77°F). There's a total precipitation of 63 mm (2.5 in) over 18 days, resulting in a humidity level of 74%. In contrast, April sees a small increase in average temperature, peaking at 29°C (85°F) with an average of 26°C (78°F). Precipitation decreases slightly to 55 mm (2.2 in) over 17 days, and humidity levels are comparable at 75%. For more details about the weather in April, check out Vieques weather in April.

In comparing the weather between March and May, we see a slight increase in temperatures and humidity. March experiences a minimum temperature of 22°C (72°F) and an average of 25°C (77°F), while May's minimum rises to 23°C (74°F) and averages 26°C (80°F). The maximum temperatures also climb, with March peaking at 28°C (83°F) and May reaching 30°C (87°F). However, May sees a slight uptick in precipitation as well, with 74 mm (2.9 in) over 21 rainy days compared to March's 63 mm (2.5 in) over 18 days. Both months maintain similar humidity levels, with March at 74% and May at 75%. For a detailed look at the weather conditions, you can check out Vieques weather in May.

March and June present contrasting weather patterns, albeit with some similarities. In March, the temperature ranges from a minimum of 22°C (72°F) to a maximum of 28°C (83°F), with an average of 25°C (77°F). This month experiences 63 mm (2.5 in) of precipitation across 18 days, and humidity levels sit at 74%. In contrast, June offers slightly warmer temperatures, with a minimum of 24°C (76°F) and a maximum of 30°C (87°F), averaging 27°C (81°F). Rainfall rises to 69 mm (2.7 in) over 21 days, accompanied by a marginally higher humidity level of 77%. For a more detailed breakdown of conditions, you can visit Vieques weather in June.

In comparing the weather patterns of March and July, we find that March tends to be slightly cooler with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 28°C (83°F). July, on the other hand, features warmer conditions, with average temperatures moving from a minimum of 24°C (76°F) to a peak of 30°C (87°F).

In terms of precipitation, March experiences about 63 mm (2.5 in) over 18 days, while July sees a notable increase to 110 mm (4.3 in) distributed over 24 days, resulting in a more humid atmosphere with humidity levels rising from 74% in March to 80% in July. For a detailed look into the July weather specifics, check out the link: Vieques weather in July.

March weather tends to be milder with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 28°C (83°F), while August experiences warmer temperatures, averaging from a minimum of 25°C (77°F) to a notably higher maximum of 31°C (88°F). In terms of precipitation, March receives 63 mm (2.5 in) over 18 days, whereas August is wetter, with 111 mm (4.4 in) distributed over 24 days. Additionally, humidity levels rise in August to 80%, compared to March's 74%. For a detailed look at the conditions for August, visit Vieques weather in August.

In March, the weather features milder temperatures with a minimum of 22°C (72°F) and an average of 25°C (77°F), peaking at 28°C (83°F). The month experiences around 63 mm (2.5 in) of precipitation over 18 days, with humidity levels at 74%. In contrast, September brings warmer temperatures, with minimums of 25°C (77°F) and an average of 28°C (82°F), reaching highs of 31°C (89°F). However, it also sees significantly higher rainfall, totaling 154 mm (6.0 in) over 24 days and a slight increase in humidity to 79%. For more detailed insights, check out Vieques weather in September.

In March, the weather typically showcases a warm climate with temperatures ranging from a minimum of 22°C (72°F) to an average of 25°C (77°F), peaking at 28°C (83°F). The month experiences approximately 63 mm (2.5 in) of precipitation over about 18 days, with humidity around 74%. In contrast, October presents even warmer conditions, with temperatures starting at a minimum of 24°C (76°F), averaging 27°C (82°F), and reaching maximums of 31°C (87°F). However, it is also a wetter month, with precipitation totaling around 140 mm (5.5 in) spread across about 22 days, along with slightly higher humidity at 78%. For a detailed comparison, you can check Vieques weather in October.

In comparing the weather between March and November, we notice that November typically experiences slightly warmer temperatures, with average highs reaching up to 30°C (86°F) compared to March's max of 28°C (83°F). Both months have a similar minimum temperature, with March averaging 22°C (72°F) and November at 23°C (74°F). Precipitation is notably higher in November, totaling 112 mm (4.4 in) over about 21 days, compared to March's 63 mm (2.5 in) over 18 days, resulting in increased humidity levels in November at 78%, compared to March's 74%. For more detailed insights, you can check out Vieques weather in November.

In comparing the weather of March and December, both months present warm temperatures, with December boasting slightly higher averages. March has a minimum of 22°C (72°F) and averages around 25°C (77°F), peaking at 28°C (83°F), while December starts off at a minimum of 23°C (74°F) and reaches an average of 26°C (79°F), maxing out at 30°C (87°F). Precipitation is also notable in both months, with March receiving 63 mm (2.5 in) over 18 days and December experiencing just a bit more at 68 mm (2.7 in) over 21 days. Humidity levels remain quite similar, with March at 74% and December slightly rising to 76%. For more detailed information on December weather, check out Vieques weather in December.

Compare Vieques's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Vieques

As March arrives on Vieques, the island experiences a refreshing shift in weather, with comfortably warm temperatures that beckon outdoor adventures. While the humidity remains fairly high, bringing a touch of tropical charm, it is balanced by pleasant days that are ideal for exploring pristine beaches and vibrant landscapes. March sees a slight uptick in rainfall, with intermittent showers refreshing the scenery, making it distinct from the drier months that precede it. For travelers seeking a blend of warmth and occasional rain, this month offers a unique flavor of Vieques’ charm. To learn more about what to expect throughout the year, visit Vieques Climate.