March Weather in Gros Islet, Saint Lucia

Last updated: August 31, 2025

March in Gros Islet, Saint Lucia welcomes a tropical warmth, with maximum temperatures soaring to a balmy 30°C (85°F) and an average of 26°C (79°F), providing the perfect backdrop for outdoor adventures. Visitors can expect mild nights, with temperatures not dipping below 22°C (72°F). While the island enjoys a lush landscape, March brings 38 mm (1.5 in) of rainfall spread over 15 days, contributing to its vibrant greenery. With humidity levels hovering around 80%, the air is pleasantly warm, making it an ideal time for exploring the stunning beaches and rich cultural offerings of this enchanting destination.

March Temperature in Gros Islet

In March, Gros Islet, Saint Lucia, enjoys delightful tropical temperatures that create an inviting atmosphere for visitors. The month starts with a minimum temperature of 22°C (72°F), mirroring the comforts of January and February. Daytime warmth brings an average temperature of 26°C (79°F), providing a perfect balance of heat for outdoor activities. While the maximum temperature hovers around 30°C (85°F), it offers a slightly cooler feel than the approaching summer months. As the island transitions into April, temperatures gradually rise, setting the stage for the warmer months ahead. March is, therefore, an ideal time to relish the balmy Caribbean weather before the peak heat of the summer sets in.

March Weather in Gros Islet: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Gros Islet, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gros Islet, 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).
JanFebMarAprMayJunJulAugSepOctNovDec787878798181818282818079
Data source: Temperature data for Gros Islet 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.

March Precipitation in Gros Islet

In March, Gros Islet, Saint Lucia experiences an average precipitation of 38 mm (1.5 inches), marking a slight increase from February's rainfall. This month sees about 15 rainy days, mirroring January’s trend, and sets the stage for the upcoming wetter months. The gradual rise in precipitation foreshadows the approaching wet season, which begins in earnest during June and peaks in the summer. March's weather, with its balanced rainfall, creates a vibrant landscape, lush with tropical flora, while hinting at more significant downpours ahead as the year progresses.

March Precipitation Trends in Gros Islet

The chart displays monthly precipitation patterns in Gros Islet, 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 Gros Islet, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec36333835396510511312112810346
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
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March Humidity in Gros Islet

In Gros Islet, Saint Lucia, March maintains a consistent humidity level of 80%, mirroring the slightly lower figures of both January and February. This stabilizing trend hints at comfortable conditions as the region transitions into the vibrant month of April, where humidity dips marginally to 79%. The following months see a slight rise, with June and July peaking at 83% and 84%, respectively. Overall, the humidity levels in this tropical paradise create a warm and inviting atmosphere, perfect for those looking to bask in its natural beauty. As the year progresses, the trends suggest a dynamic yet predictable humidity profile, essential for understanding the island's climate.

March Average Humidity in Gros Islet

This chart illustrates the average monthly humidity levels in Gros Islet, 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 Gros Islet is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%80%79%80%83%84%81%80%82%83%82%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Gros Islet

In March, Gros Islet experiences an extreme UV Index of 14, mirroring the intensity that continues into April and May. With a burn time of just 10 minutes, it’s crucial for visitors and residents alike to take sun safety seriously. This spike in UV levels is not just a fleeting moment; it reflects a broader trend of consistently high exposure from February through September, where the UV index rarely dips below 12. Even as winter gives way to spring, the sun's rays remain potent in Saint Lucia, emphasizing the importance of protective measures throughout the season. For detailed insights on UV exposure and safety tips, visit Gros Islet UV Index.

Maximum UV Index Levels in Gros Islet for March

The chart shows the monthly maximum UV Index (UVI) for Gros Islet 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 Gros Islet typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121414141313141412109
Data source: Gros Islet 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 Gros Islet

March in Gros Islet, Saint Lucia, bestows an inviting embrace of sunshine, with an impressive 345 hours of radiant daylight—a clear rise from the previous months. This shines brightly as a precursor to the warmer days of spring, showing a delightful upward trend from January's 268 hours and February's 304 hours. The sunshine continues to flourish into April, only slightly dipping to 336 hours, signaling the onset of the tropical season when outdoor activities thrive. As May approaches, residents and visitors alike can anticipate even more warmth and light, peaking at 355 hours. The consistent abundance of sunshine not only enhances the island's lush landscapes but also sets the perfect backdrop for memorable experiences under the St. Lucian sun.

Monthly Sunshine Duration in Gros Islet: March Highlighted

The March sunshine duration represents the total number of hours Gros Islet 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.
JanFebMarAprMayJunJulAugSepOctNovDec268h304h345h336h355h325h348h346h319h320h314h330h
Data source: Gros Islet March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Gros Islet During March

In Gros Islet, Saint Lucia, the likelihood of sunny weather in March dips to 42%, making it one of the less favorable months for sun-seekers. This follows a peak in sunny days during February at 66%, before transitioning into a trend where the chances of sunshine steadily decline into the warmer months. While April and June see even lower probabilities at 36% and 29% respectively, the chance of sunny weather begins to recover as the year progresses into the fall. This pattern suggests that while March may not be the sunniest month, visitors can still expect a pleasant climate with moments of sunshine amidst the tropical atmosphere.

Percentage of Sunny Days in March in Gros Islet

The chart illustrates the percentage of sunny days in Gros Islet 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 Gros Islet experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec52%66%42%36%45%29%46%46%51%47%58%54%
Data source: Gros Islet March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Gros Islet in March

In March, Gros Islet, Saint Lucia enjoys a delightful increase in daylight, basking in 12 hours of sunlight that herald the arrival of spring. This marks a shift from the shorter days of January and February, where the sun graced the island for 11 hours. As the year progresses, daylight remains steady at 12 hours from March through August, offering ample time for outdoor adventures and relaxation under the Caribbean sun. As September approaches, daylight begins to recede back to 11 hours, hinting at the transition into the cooler months. This rhythmic dance of daylight not only enhances the beauty of Gros Islet but also supports the vibrant island life, making it a perfect time for visitors to explore its pristine beaches and lush landscapes.

Average Daylight Hours in Gros Islet for March

The chart illustrates the variation in daylight duration in Gros Islet throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 23m11h 40m12h 3m12h 26m12h 45m12h 55m12h 50m12h 33m12h 10m11h 47m11h 28m11h 18m
Data source: Gros Islet daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Gros Islet

In Gros Islet, Saint Lucia, March brings a refreshing respite with an average wind speed of 6.3 m/s (14 mph), akin to January's breezy charm. Following a slight uptick in February, the winds mellow slightly in April to 5.4 m/s (12 mph), suggesting a transition into the warmer spring months. This March stability indicates a remarkable consistency in the region's wind patterns, where gentle breezes prevail. As spring unfolds, the wind speeds gradually inch upward again into May and June, hinting at the tropical energy building towards summer. Overall, the evolving wind rhythm in Gros Islet not only enriches the local climate but also enhances its allure as a captivating destination for both relaxation and adventure.

Average March Wind Speed in Gros Islet

The chart displays monthly wind speed patterns in Gros Islet, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.37.36.3 m/s5.46.46.46.35.13.95.64.96.4
Data source: Gros Islet March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Gros Islet Compares to Other Months

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

In comparing the weather between March and January, one can see some notable similarities and slight differences. Both months feature a minimum temperature of around 22°C (72°F), an average temperature close to 26°C (79°F), and a maximum temperature reaching up to 30°C (85°F) in March and 30°C (86°F) in January. Precipitation levels are also quite comparable, with March receiving 38 mm (1.5 in) over 15 days, while January has slightly less at 36 mm (1.4 in) for the same number of days. Humidity levels are fairly consistent, sitting at 80% in March and slightly higher at 81% in January. For a more detailed look at January weather, you can visit Gros Islet weather in January.

March brings slightly warmer temperatures compared to February, with minimums averaging 22°C (72°F) and maximums reaching 30°C (85°F). In contrast, February’s temperatures range from a minimum of 21°C (71°F) to a similar maximum of 30°C (86°F). Precipitation levels in March increase slightly to 38 mm (1.5 in) over 15 days, while February sees lower rainfall at 33 mm (1.3 in) across 12 days. Both months share a high humidity level of 80%. For a more detailed look at weather specifics in February, visit Gros Islet weather in February.

In March, the weather typically features a minimum temperature of 22°C (72°F) and averages around 26°C (79°F), with a maximum reaching 30°C (85°F). The month experiences about 38 mm (1.5 in) of precipitation over 15 days, coupled with high humidity levels at 80%. In contrast, April sees a slight increase in the minimum temperature to 23°C (73°F) and maintains the same average of 26°C (80°F), while the maximum temperature can reach 31°C (87°F). Precipitation is slightly lower at 35 mm (1.4 in) over 14 days, with a marginally decreased humidity at 79%. For a more detailed look into April's weather, visit Gros Islet weather in April.

March and May display similar warm weather patterns, with both months featuring high humidity levels at 80%. In March, temperatures range from a minimum of 22°C (72°F) to a maximum of 30°C (85°F), with an average of 26°C (79°F). On the other hand, May experiences slightly higher temperatures, with a minimum of 23°C (74°F), an average of 27°C (81°F), and a maximum of 31°C (88°F). Precipitation levels are comparable, with March recording 38 mm (1.5 in) over 15 rainy days and May showing a slightly higher total at 39 mm (1.6 in) across 13 days. For more detailed conditions in May, you can check Gros Islet weather in May.

In March, the weather is warm, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 30°C (85°F) and an average of 26°C (79°F). The month experiences about 38 mm (1.5 in) of precipitation over 15 days, accompanied by a humidity level of 80%. By June, temperatures rise slightly, with a minimum of 24°C (75°F), an average of 27°C (81°F), and a maximum of 31°C (88°F). Rainfall increases to 65 mm (2.6 in) over 16 days, and humidity also ticks up to 83%. For more detailed information, check out Gros Islet weather in June.

In comparing the weather between March and July, we can see some notable differences. March enjoys slightly warmer temperatures, with averages around 26°C (79°F) and a maximum of 30°C (85°F), along with a lower precipitation rate of 38 mm (1.5 in) over approximately 15 days. In contrast, July experiences a minimum temperature of 24°C (76°F) and an average of 27°C (81°F), but it is characterized by higher rainfall, totaling 105 mm (4.1 in) over about 24 days. Both months have high humidity, with July being marginally more humid at 84% compared to March's 80%. For more detailed information, you can check the Gros Islet weather in July.

March and August exhibit notable differences in weather patterns. In March, temperatures range from a minimum of 22°C (72°F) to a maximum of 30°C (85°F), with an average of 26°C (79°F) and a relatively low precipitation level of 38 mm (1.5 in) over 15 days. The humidity is high at 80%, creating a warm atmosphere. Conversely, August sees slightly warmer temperatures, with a minimum of 24°C (76°F) and a maximum of 31°C (89°F), averaging 28°C (82°F). However, it also experiences significantly more rainfall, totaling 113 mm (4.5 in) across 25 days, along with a marginally higher humidity level at 81%. For more details on August weather, visit Gros Islet weather in August.

March and September present distinct weather patterns, making each month unique. In March, temperatures range from a minimum of 22°C (72°F) to a maximum of 30°C (85°F), with an average of 26°C (79°F). The month experiences about 38 mm (1.5 in) of precipitation over 15 days, while humidity remains steady at 80%. In contrast, September sees slightly warmer temperatures, with a minimum of 25°C (76°F) and a maximum of 32°C (90°F), averaging 28°C (83°F). This month also experiences significantly higher rainfall, totaling 121 mm (4.8 in) across 19 days, but maintains the same humidity level of 80%. For more detailed insights, you can check Gros Islet weather in September.

In comparing the weather between March and October, March tends to have slightly cooler temperatures, with an average of 26°C (79°F) compared to October's average of 27°C (81°F). Additionally, while March experiences a maximum temperature of 30°C (85°F), October can reach up to 32°C (89°F). However, October is notably wetter, receiving 128 mm (5.1 in) of precipitation over 21 days, in contrast to March's 38 mm (1.5 in) over 15 days. Both months have high humidity levels, with March at 80% and October slightly higher at 82%. For a detailed view of October weather, you can check Gros Islet weather in October.

In comparing the weather between March and November, we see some notable differences. March experiences slightly lower temperatures, with averages ranging from 22°C (72°F) to a maximum of 30°C (85°F), while November sees minimums of 24°C (75°F) and highs reaching 31°C (87°F). Additionally, November is characterized by higher precipitation, totaling 103 mm (4.1 in) over 21 days, compared to March's 38 mm (1.5 in) and 15 rainy days. Humidity levels are also a bit higher in November at 83%, compared to March's 80%. For more detailed insights, you can check Gros Islet weather in November.

In comparing the weather of March and December, we find both months sharing similar temperature ranges, with minimums of 22°C (72°F) and averages around 26°C (79°F), peaking at 30°C (86°F) in December and 30°C (85°F) in March. However, December tends to be slightly wetter, with 46 mm (1.8 in) of precipitation spread over 16 days compared to March's 38 mm (1.5 in) over 15 days. Humidity levels are also a bit higher in December at 82%, compared to 80% in March. For more detailed insights into December weather, check out Gros Islet weather in December.

Compare Gros Islet's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Gros Islet

As March ushers in the transition from the cool dry season to a warmer climate in Gros Islet, visitors can expect a delightful blend of sunshine and humidity. While temperatures remain comfortably warm, peaking at 30°C, the average dips slightly compared to the balmy highs of January and February. This month marks the beginning of increased rainfall, with 15 wet days contributing to a total of 38 mm of precipitation, enough to nourish the lush landscapes. The humidity hovers around 80%, making it feel warmer at times, yet still inviting. As the island prepares for the vibrant festivities ahead, March offers a unique charm that differs notably from the drier months preceding it. For detailed insights into the yearly weather patterns, explore Gros Islet Climate.