Last updated: August 31, 2025
December in Gros Islet, Saint Lucia is characterized by warm tropical weather, with maximum temperatures reaching up to 30°C (86°F) and an average of 26°C (80°F). The nights offer a pleasant coolness with minimums dropping to around 22°C (72°F). This month tends to be fairly humid, with levels around 82%, contributing to an inviting yet sometimes heavy atmosphere. While visitors can expect an average precipitation amount of 46 mm (1.8 in) over 16 days, the rain typically brings a refreshing relief from the warmth, making December an enchanting time to experience the vibrant beauty of Saint Lucia.
In Gros Islet, Saint Lucia, December offers a delightful blend of warmth and comfort, setting the stage for a perfect holiday getaway. As the year draws to a close, temperatures range from a mild 22°C (72°F) at night to a pleasant 30°C (86°F) during the day, with an average of 26°C (80°F) welcoming visitors. This month shares a similar warmth with its late autumn predecessors, maintaining a steady trend of mild nighttime lows and balmy daytime highs. The climate is inviting, encouraging leisurely beach days and vibrant outdoor festivities, making it an ideal time to explore the stunning landscapes and colorful culture of this Caribbean gem.
In Gros Islet, Saint Lucia, December brings a noticeable shift in precipitation patterns as the island closes the year. With 46 mm (1.8 in) of rainfall over 16 days, December captures a moderate amount of rain, marking a decline from the peak wet months of August and September. This month is just shy of November’s 103 mm (4.1 in), which reflects the tail end of the rainy season. Throughout the year, summer months like July and August see significantly higher totals, with 105 mm (4.1 in) and 113 mm (4.5 in) respectively, indicating a pattern of intense rainfall that characterizes the Caribbean climate. As December rolls in, the shift to drier conditions hints at the approaching drier season, allowing for a pause before the cycle begins anew in January.
In Gros Islet, Saint Lucia, December brings a humidity level of 82%, continuing a trend of relatively high moisture that characterizes the latter half of the year. As we progress from October's 82% to December, humidity remains steady with a slight uptick in November at 83%, suggesting a pattern of elevated humidity as the region transitions into the wetter months. The peak of humidity occurs in the summer, reaching 84% in July, before gradually tapering off into the milder levels of early winter. Overall, December's humidity reflects the tropical climate's persistent warmth and moisture, making it a key aspect of Gros Islet's enchanting atmosphere during the holiday season.
In Gros Islet, Saint Lucia, December marks a transition into a very high UV Index period, with an index value of 9 and a burn time of just 15 minutes. This slight decrease from the extreme levels seen in the earlier months underscores a trend where the UV Index consistently peaks between 12 and 14 from February through September. Notably, the summer months, including July and August, maintain these extreme levels, prompting vigilance for sun exposure. As we approach the new year, the UV Index gradually decreases, but staying protected remains essential. For more detailed insights, you can check the comprehensive Gros Islet UV Index.
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December in Gros Islet, Saint Lucia, bathes in a delightful 330 hours of sunshine, a fitting close to a year of abundant light. As the rainy season gives way to more stable weather, this month typically enjoys a remarkable increase in sunshine compared to the early winter months. Notably, December continues the trend seen through the latter part of the year, where sunshine hours peak in May and June with an impressive 355 and 325 hours respectively. This consistent brightness not only enhances the island's natural beauty but also creates a perfect backdrop for festive celebrations, making it an ideal time for visitors to soak up the island's vibrant atmosphere and breathtaking landscapes.
In Gros Islet, Saint Lucia, December showcases a 54% chance of sunny weather, continuing a trend of relatively favorable conditions as the year wraps up. While this percentage is slightly lower than the 58% experienced in November, it still aligns with the generally positive forecasts in the latter part of the year. Unlike the more unpredictable midsummer months, where the likelihood of sunshine dips to around 29% in June, December brings a return to brighter skies reminiscent of January's 52%. This makes it an appealing time for visitors seeking sunshine and outdoor enjoyment as the festive season approaches.
In Gros Islet, Saint Lucia, the daylight duration reflects a delightful pattern throughout the year. As the year begins, January and February bathe the island in 11 hours of sunshine each day, perfect for those seeking a warm winter getaway. March heralds the beginning of a longer day with 12 hours, a trend that continues through the summer months, bringing vibrant daylight all the way to September. However, as autumn settles in, daylight gradually retreats once again. By October, the island sees a return to 11 hours of sunlight, persisting through November and December. This rhythmic ebb and flow of daylight not only enhances the natural beauty of Gros Islet but also invites visitors to enjoy its stunning beaches and lush landscapes, making every month a unique experience.
As December settles over Gros Islet, Saint Lucia, the average wind speed picks up to a lively 6.4 m/s (14 mph), echoing the breezy patterns seen in the preceding months of May and June. This renewed vigor in the wind wraps around the island, promising invigorating conditions that invite both adventure seekers and leisure lovers alike. In contrast to the calmer breezes of the late summer and early fall, where September's winds dropped to 3.9 m/s (9 mph), December's gusts usher in a refreshing atmosphere, setting the stage for vibrant holiday festivities and beachside relaxation. This month encapsulates an ideal blend of warmth and wind, making it a delightful time to experience the natural beauty of the Caribbean.
Weather in Gros Islet varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Gros Islet, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January exhibit similar weather patterns, characterized by a minimum temperature of 22°C (72°F) and an average of 26°C (78°F to 80°F). Both months experience a maximum temperature of 30°C (86°F). However, December sees slightly higher precipitation at 46 mm (1.8 in) over 16 days, compared to January's 36 mm (1.4 in) over 15 days. Humidity remains comparable, with December at 82% and January slightly lower at 81%. For a detailed look at January weather, you can visit Gros Islet weather in January.
In December, the weather is typically warmer, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 30°C (86°F). This month also experiences higher humidity at 82% and more precipitation, measuring 46 mm (1.8 in) over 16 days. In comparison, February sees slightly cooler temperatures, with an average of 25°C (78°F), and a similar maximum temperature of 30°C (86°F). Precipitation decreases to 33 mm (1.3 in) spread over 12 days, and humidity is slightly lower at 80%. For more detailed information on February weather patterns, check out Gros Islet weather in February.
In December, the weather features a warm temperature range with minimums around 22°C (72°F), averaging 26°C (80°F), and reaching up to 30°C (86°F). The month sees approximately 46 mm (1.8 in) of precipitation over 16 days, with a high humidity level of 82%.
In contrast, March offers a similar temperature profile, with minimums also at 22°C (72°F), an average of 26°C (79°F), and a maximum of 30°C (85°F). However, it experiences slightly less precipitation, totaling 38 mm (1.5 in) over 15 days, along with a marginally lower humidity of 80%. For more detailed insights, check out Gros Islet weather in March.
When comparing the weather in December and April, we notice some interesting similarities and differences. Both months have an average temperature of 26°C (80°F), but December features slightly lower minimum and maximum temperatures, with a range of 22°C (72°F) to 30°C (86°F), compared to April's 23°C (73°F) to 31°C (87°F). Additionally, April has lower precipitation at 35 mm (1.4 in) over 14 days, while December experiences 46 mm (1.8 in) over 16 days, indicating a slightly drier climate in April. Humidity is also a touch lower in April at 79%, compared to December's 82%. For more specific insights, you can check Gros Islet weather in April.
When comparing the weather in December and May, we can see some notable similarities and differences. In December, the temperatures range from a minimum of 22°C (72°F) to a maximum of 30°C (86°F), with an average of 26°C (80°F). The month sees about 46 mm (1.8 in) of precipitation over 16 days, accompanied by relatively high humidity at 82%. Conversely, May offers a slightly warmer climate with minimum temperatures of 23°C (74°F) and maximums reaching 31°C (88°F), resulting in an average of 27°C (81°F). Precipitation in May is slightly lower at 39 mm (1.6 in), occurring over 13 days, and humidity is marginally lower at 80%. For more detailed information, you can check Gros Islet weather in May.
In comparing December and June weather, December typically features slightly cooler temperatures, with average highs reaching around 30°C (86°F) compared to June's maximum of 31°C (88°F). While both months share a similar number of rainy days, December sees lower overall precipitation at 46 mm (1.8 in), contrasted with June's 65 mm (2.6 in). Humidity levels remain comparable, with December at 82% and June slightly higher at 83%. For more detailed insights, you can check Gros Islet weather in June.
December and July showcase notable differences in weather patterns. In December, temperatures range from a minimum of 22°C (72°F) to a maximum of 30°C (86°F), with an average of 26°C (80°F). This month experiences less precipitation, totaling 46 mm (1.8 in) over approximately 16 days, and maintains a humidity level of 82%. In contrast, July is slightly warmer, with temperatures ranging from 24°C (76°F) to 31°C (89°F) and an average of 27°C (81°F). This month is characterized by higher rainfall, receiving 105 mm (4.1 in) over 24 days, and has a humidity level of 84%. The increased precipitation and warmth in July can significantly affect outdoor activities. For more details, check out Gros Islet weather in July.
In December, the weather tends to be warm and relatively humid, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 30°C (86°F). This month experiences lighter rainfall, averaging 46 mm (1.8 in) over 16 days. In contrast, August is slightly warmer, featuring a minimum temperature of 24°C (76°F) and a maximum of 31°C (89°F), with higher precipitation at 113 mm (4.5 in) spread across 25 days. Despite its increased moisture, August maintains a similar humidity level at 81%. For more details on August weather in Gros Islet, you can check out Gros Islet weather in August.
When comparing the weather in December to September, it's clear that both months are warm and humid, but they do have their differences. December features slightly lower temperatures, with a minimum of 22°C (72°F) and an average of 26°C (80°F), while September's temperatures are warmer, peaking at a maximum of 32°C (90°F) and averaging 28°C (83°F).
Precipitation also varies significantly; December receives about 46 mm (1.8 in) of rain over 16 days, whereas September has a higher rainfall total of 121 mm (4.8 in) over 19 days. This makes September a wetter month overall. Despite the slight difference in humidity—82% in December compared to 80% in September—both months maintain a tropical feel. For more detailed insights, you can check the Gros Islet weather in September.
In comparing the weather between December and October, it's clear that both months have warm temperatures and high humidity levels of 82%. However, December tends to be slightly cooler, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 30°C (86°F), whereas October shows a slightly higher average temperature of 27°C (81°F) with maximums reaching 32°C (89°F). Furthermore, October experiences significantly more rainfall, with 128 mm (5.1 in) across 21 days compared to December's 46 mm (1.8 in) over 16 days. For more detailed insights, check out Gros Islet weather in October.
December typically offers slightly cooler temperatures compared to November, with average temperatures dropping from 27°C (81°F) in November to 26°C (80°F) in December. The maximum temperature also decreases slightly, from 31°C (87°F) in November to 30°C (86°F) in December. Additionally, December experiences less rainfall, with 46 mm (1.8 in) over 16 days compared to November's 103 mm (4.1 in) spread across 21 days. Humidity remains relatively stable, only decreasing marginally from 83% in November to 82% in December. For a more detailed comparison, refer to this link: Gros Islet weather in November.
As December rolls into Gros Islet, the average temperatures hover around a comfortable 26°C (80°F), making it an inviting escape from the chillier northern climates. While the month experiences a slightly higher humidity at 82% and an increase in precipitation days, with 16 days seeing some rainfall, the overall warmth remains a delightful feature of island life. This combination of heat and sporadic showers tends to gear up the lush landscapes, creating a vibrant backdrop for outdoor activities. So whether you're soaking up the sun or enjoying a light tropical rain, December offers a unique blend of warmth and island charm. For a deeper dive into the seasonal shifts of this beautiful locale, visit Gros Islet Climate.