Last updated: August 31, 2025
In Gros Islet, Saint Lucia, January offers a tropical climate marked by warm temperatures and moderate humidity. With maximum temperatures reaching a pleasant 30°C (86°F) and an average of 26°C (78°F), visitors can expect comfortable conditions. However, nighttime lows dip to 22°C (72°F), creating a cozy atmosphere. Rainfall is a defining characteristic of the month, with precipitation amounting to 36 mm (1.4 in) over 15 days, contributing to the lush greenery of the region. Humidity levels are relatively high at 81%, enhancing the air's balmy feel. Ideal for exploration, January is perfect for those looking to soak up the vibrant beauty of this Caribbean gem.
In Gros Islet, Saint Lucia, January beckons with warm tropical charm, featuring temperatures that range from a refreshing 22°C (72°F) at night to a pleasant 30°C (86°F) during the day. The average temperature hovers around 26°C (78°F), making it an ideal escape from colder climates. As the month progresses into February and beyond, the trend remains consistent, with only slight variations—minimums dip slightly and averages stabilize around the same warm figures. By April and May, temperatures inch upward, reaching peaks of 31°C (87°F) to 32°C (90°F), yet the humidity remains manageable. Overall, this delightful warmth coupled with gentle breezes ensures that January serves as a beautiful prelude to the year, inviting visitors to soak in the sun-kissed allure of the Caribbean.
In Gros Islet, Saint Lucia, January ushers in a mild beginning to the year with a precipitation total of 36 mm (1.4 in), typically spread over 15 days. This slight rainfall sets the tone for the subsequent months, revealing a pattern of gradually increasing precipitation as the rainy season approaches. As we transition into February, the precipitation dips slightly to 33 mm (1.3 in), but by March, it rebounds to 38 mm (1.5 in). Notably, the late spring and summer months witness a significant uptick, peaking in July and August, where precipitation frequently exceeds 100 mm (4 in), highlighting the island's lush and vibrant climate. The trends suggest that while January offers a relatively dry start, the wet season looms ahead, promising the lush greenery that Saint Lucia is celebrated for.
In Gros Islet, Saint Lucia, January marks a comfortably humid start to the year, with relative humidity averaging 81%. This level sets a tone of tropical warmth as the month transitions to February, where humidity maintains a slight dip to 80%. The trend continues throughout the early months, with March and April holding steady at 80% and 79%, respectively. As spring gives way to summer, humidity begins to climb, peaking at 84% in July before settling back to 81% in August. The latter half of the year exhibits less fluctuation, with humidity levels mostly hovering between 80% and 83%. Overall, while January welcomes a slightly higher humidity, it is part of a consistent pattern that characterizes the lush, tropical climate of this beautiful island.
In January, Gros Islet experiences a very high UV Index of 10, with a burn time of just 15 minutes, marking the beginning of an intense season for sun exposure. As the months progress, the UV Index steadily escalates, peaking at an extreme level of 14 from March to May. This trend of high UV levels continues into the summer months, with values remaining at 13-14 until September. Interestingly, October sees a slight decrease to 12, yet it remains in the extreme category. By November, the UV Index drops back to 10, shifting once again to a very high category, and finishes the year with a lighter 9 in December. Travelers and locals should take heed of these changing UV levels for safe sun exposure— for more details, check out Gros Islet UV Index.
UV Risk Categories
In January, Gros Islet bathes in a delightful 268 hours of sunshine, setting a warm and inviting tone for the New Year. As the month transitions into February, the sunny reprieve increases to 304 hours, hinting at the imminent arrival of spring warmth. By March, sun-seekers can enjoy a spectacular 345 hours of sunshine, making it one of the sunniest months of the year. This trend of abundant sunlight continues through May, peaking at 355 hours, perfect for beach lovers and outdoor enthusiasts alike. June to August maintains a consistent glow, with hours slightly dipping but still offering ample sunshine, while September through November gradually scales back, showcasing 319 hours to 314 hours respectively. However, as December rolls in, the sun shines a warm 330 hours, inviting visitors to bask in the festive spirit. Overall, the data highlights a wonderful pattern of sunshine that dances gracefully through the year, making Gros Islet a delightful destination for all.
In Gros Islet, Saint Lucia, January offers a 52% chance of sunny weather, marking the start of the year with a notable potential for bright, pleasant days. This likelihood slightly lags behind February’s impressive 66%, but remains higher than several months that follow, particularly in the summer when the chance dips to 29% in June. Interestingly, the chances of sun gradually rise again as the year progresses, peaking in November at 58%. Overall, while January is a promising month for sunshine, it sets the stage for a generally brighter February, creating an inviting atmosphere for visitors seeking warmth and outdoor adventures in this Caribbean paradise.
In Gros Islet, Saint Lucia, January marks the beginning of the year with 11 hours of daylight, a duration that remains steady through February. As we transition into March, daylight extends to 12 hours, heralding a season of vibrant growth and outdoor activities. This generous daylight persists consistently from March through August, providing ample time for sun-drenched adventures and relaxation by the beach. However, as September approaches, the daylight gradually tapers off back to 11 hours by October, maintaining this shorter duration through the rest of the year. This pattern highlights a subtle yet noticeable shift, with longer days ushering in the lush mid-year months contrasted against the cozy, shorter days that follow.
In Gros Islet, Saint Lucia, January ushers in a delightful average wind speed of 6.3 m/s (14 mph), a gentle breeze that complements the island's tropical charm. As the month transitions to February, wind speeds pick up slightly to 7.3 m/s (16 mph), reflecting the gradual increase in trade winds. This lively atmosphere persists into March, with speeds dropping back to 6.3 m/s, before easing to 5.4 m/s (12 mph) in April. The consistency of wind speeds throughout the early months of the year—hovering around the 6 m/s mark—suggests a stable weather pattern ideal for outdoor adventures. By mid-year, the winds maintain this average, with only a slight decline in August to 5.1 m/s (11 mph), and a noticeable dip to 3.9 m/s (9 mph) in September, hinting at the calmer days of the Caribbean. As the year closes with December's winds returning to 6.4 m/s (14 mph), it's clear that January marks the beginning of a dynamic seasonal rhythm, providing both visitors and locals with the perfect blend of breezy days and warm sunshine.
Weather in Gros Islet varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Gros Islet, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February exhibit similar weather patterns, with both months featuring warm temperatures and considerable humidity. In January, the average temperature hovers around 26°C (78°F), with a minimum of 22°C (72°F) and a maximum of 30°C (86°F). This month experiences slightly more precipitation, totaling 36 mm (1.4 in) over 15 days, and humidity levels are at 81%. In comparison, February sees a slight dip in average temperature to 25°C (78°F), with the minimum remaining close at 21°C (71°F) and the maximum staying the same at 30°C (86°F). Precipitation is marginally lower at 33 mm (1.3 in) with rainfall occurring over 12 days, while humidity decreases slightly to 80%. For more detailed weather insights, you can check Gros Islet weather in February.
In January, temperatures are quite warm, with a minimum of 22°C (72°F), an average of 26°C (78°F), and a maximum reaching up to 30°C (86°F). The month sees a total precipitation of 36 mm (1.4 in) over 15 days, accompanied by high humidity levels at 81%. In contrast, March offers a similar temperature range, with a minimum of 22°C (72°F), an average of 26°C (79°F), and a maximum of 30°C (85°F). However, it experiences slightly higher precipitation, totaling 38 mm (1.5 in) over the same 15 days, while humidity remains relatively stable at 80%. For more detailed information, you can check Gros Islet weather in March.
In January, temperatures range from a minimum of 22°C (72°F) to a maximum of 30°C (86°F), with an average of 26°C (78°F). The month experiences about 36 mm (1.4 in) of precipitation over 15 days, accompanied by high humidity levels at around 81%. In contrast, April shows slightly warmer temperatures, with minimums of 23°C (73°F) and maximums of 31°C (87°F), while the average remains consistent at 26°C (80°F). Precipitation is marginally lower at 35 mm (1.4 in) spread over 14 days, and humidity dips slightly to 79%. For more details on the weather in April, you can check Gros Islet weather in April.
In January, the weather is warm with a minimum temperature of 22°C (72°F) and an average of 26°C (78°F), reaching a maximum of 30°C (86°F). The month experiences approximately 36 mm (1.4 in) of precipitation over 15 days, accompanied by high humidity at 81%. By contrast, May sees slightly warmer temperatures, with a minimum of 23°C (74°F) and an average of 27°C (81°F), peaking at 31°C (88°F). Precipitation increases marginally to 39 mm (1.6 in) across 13 days, while humidity remains just a bit lower at 80%. For a more detailed look at the specifics of May weather, visit Gros Islet weather in May.
In January, the weather features warm temperatures with a minimum of 22°C (72°F) and an average temperature of 26°C (78°F), peaking at 30°C (86°F). The month experiences relatively low precipitation of 36 mm (1.4 in) over 15 days and humidity levels around 81%. In contrast, June sees slightly higher temperatures, with a minimum of 24°C (75°F), an average of 27°C (81°F), and a maximum of 31°C (88°F). However, it also brings increased rainfall, totaling 65 mm (2.6 in) across 16 days, along with a slight rise in humidity to 83%. For more detailed insights, check out Gros Islet weather in June.
In January, the weather is typically warm with minimum temperatures around 22°C (72°F) and average highs reaching 30°C (86°F). The month sees around 36 mm (1.4 in) of rainfall over approximately 15 days, with a humidity level of 81%. In contrast, July presents slightly warmer temperatures, with minimums of 24°C (76°F) and maximums peaking at 31°C (89°F). However, it also experiences significantly more rainfall, measuring 105 mm (4.1 in) across about 24 days, and a slightly higher humidity level of 84%. For detailed weather specifics, you can check Gros Islet weather in July.
In January, the weather in Gros Islet features a warm and pleasant climate, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 30°C (86°F) and an average of 26°C (78°F). The month sees about 36 mm (1.4 in) of precipitation over 15 days, with humidity levels at a steady 81%.
In contrast, August tends to be slightly warmer, with minimum temperatures around 24°C (76°F) and maximums reaching 31°C (89°F), averaging 28°C (82°F). However, it also experiences significantly higher precipitation, totaling 113 mm (4.5 in) over 25 days, while maintaining the same humidity level of 81%. For more details on the weather conditions during August, visit Gros Islet weather in August.
In January, the weather is generally warm, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 30°C (86°F) and an average of 26°C (78°F). The month experiences about 36 mm (1.4 in) of precipitation over 15 days, while humidity hovers around a comfortable 81%. 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). However, it is also noticeably wetter, accumulating 121 mm (4.8 in) of rain across 19 days, with humidity remaining fairly consistent at 80%. For more detailed information on September weather, you can refer to Gros Islet weather in September.
In comparing the weather between January and October, we can observe notable differences in temperature and precipitation. January typically experiences a minimum temperature of 22°C (72°F), averaging 26°C (78°F) with a maximum of 30°C (86°F), alongside relatively low precipitation of 36 mm (1.4 in) over 15 days. In contrast, October sees warmer temperatures, with a minimum of 24°C (76°F) and an average of 27°C (81°F), peaking at 32°C (89°F). However, October is also significantly wetter, with precipitation reaching 128 mm (5.1 in) over 21 days. Despite October's higher humidity level of 82%, it is slightly above January's 81%. For specific insights into October's weather patterns, check out Gros Islet weather in October.
In comparing the weather between January and November, we see that January tends to have slightly lower temperatures, with a minimum of 22°C (72°F) and an average of 26°C (78°F), while November starts warmer with a minimum of 24°C (75°F) and an average of 27°C (81°F). November also experiences higher maximum temperatures, reaching up to 31°C (87°F), compared to January's peak of 30°C (86°F). Precipitation levels are notably higher in November, with 103 mm (4.1 in) over 21 days, compared to January's 36 mm (1.4 in) over 15 days. Humidity levels remain relatively similar, with January at 81% and November at 83%. For more detailed insights, check out Gros Islet weather in November.
In comparing the weather of January and December, we see some similarities and slight variations in conditions. Both months experience warm temperatures, with a minimum of 22°C (72°F), an average of around 26°C (78°F in January and 80°F in December), and a maximum of 30°C (86°F). However, December tends to receive slightly more rainfall, totaling 46 mm (1.8 in) across 16 days, compared to January's 36 mm (1.4 in) over 15 days. Humidity levels are also comparable, with December at 82% and January at 81%, indicating that both months maintain a high level of moisture in the air. For more detailed information, you can refer to Gros Islet weather in December.
In January, Gros Islet experiences a welcoming climate, setting itself apart from other months with its comfortable average temperatures and moderate humidity levels. While the warmth of the day reaches a pleasant maximum of 30°C (86°F), the cooler evenings provide a refreshing contrast, making it an ideal time for outdoor activities. Despite a few rainy days, with precipitation totaling 36 mm (1.4 in), the showers often give way to stunning sunshine, allowing visitors to enjoy the beauty of this tropical paradise. Compared to the wetter months that follow, January stands out as a lovely blend of warmth and occasional rain, perfect for those seeking both relaxation and adventure. For a deeper understanding of what to expect throughout the year, check out the detailed Gros Islet Climate.