Last updated: August 31, 2025
March in the Saint Lucia Estuary of South Africa presents a delightful blend of warm temperatures and vibrant natural scenery. With maximum highs reaching 28°C (83°F) and an average temperature of 25°C (77°F), it’s a perfect time for outdoor activities. However, nature graces the region with 148 mm (5.8 in) of rainfall throughout the month, spread across 15 days, contributing to the lush surroundings. Despite the rain, the humidity level hovers around 86%, offering a tropical feel that enhances the estuary's beauty. This month's climate provides a dynamic backdrop for exploration and appreciation of Saint Lucia's rich biodiversity.
In March, the Saint Lucia Estuary enjoys a delightful transition as summer begins to wane, with temperatures that reflect this shift. The minimum temperature dips slightly to 21°C (69°F), while the average remains a pleasant 25°C (77°F), perfectly balancing warmth and comfort. The maximum reaches 28°C (83°F), echoing the moderate highs of the previous months. This trend showcases a gradual cooling as autumn approaches, offering visitors a mild yet cozy atmosphere ideal for exploring the stunning natural landscapes and biodiversity the estuary has to offer. The consistent warmth from earlier months paves the way for serene evenings, making March a splendid time to experience the beauty of Saint Lucia.
March in the Saint Lucia Estuary, South Africa, typically sees 148 mm (5.8 in) of precipitation, a notable drop from the previous month's 181 mm (7.1 in) but still reflecting the region's lush tropical climate. With 15 days of rain, March maintains a fairly consistent pattern, as rainfall levels begin to taper off following the earlier summer months. This transition signals the onset of drier conditions ahead, leading into April’s average of 118 mm (4.6 in). These variations in rainfall not only highlight the dynamic weather patterns of the region but also set the stage for the vibrant biodiversity that thrives in the estuary's delicate ecosystems.
In March, the humidity in the Saint Lucia Estuary remains consistently high at 86%, mirroring the levels seen in both January and February. This trend of elevated humidity persists well into the spring months, as April and May also experience the same humidity rate. Following this peak, a gradual decline begins in June, bringing levels down to 80%, and continued dips are observed through July and August. However, a resurgence occurs in September, when the humidity climbs back to 85%, before stabilizing around 86% again in October and December. As the year progresses, the fluctuation in humidity levels highlights the seasonal transition typical of coastal regions, showcasing the dynamic climate of the estuary.
In March, the UV Index in Saint Lucia Estuary remains notably high at 12, categorizing it as extreme with a quick burn time of just 10 minutes. This trend of elevated UV levels continues from January and February, which also recorded UV indices of 14. As we transition into April, the index drops to 9, shifting to a very high exposure category, allowing for slightly longer burn times. Overall, the data reflects a consistent need for sun protection during the early months of the year, making it crucial for visitors and residents to stay informed and vigilant. For more insights, check out the Saint Lucia Estuary UV Index.
UV Risk Categories
March brings an impressive 347 hours of sunshine to the picturesque Saint Lucia Estuary in South Africa, marking the highest tally for the first quarter of the year. This sun-soaked month not only outshines its predecessors, January and February, but also sets a vibrant tone for the upcoming April. Fluctuations in sunlight hours throughout the year reveal a trend of radiant days peaking in the warmer months, with sunshine steadily decreasing as the seasons transition into winter. As summer unfolds, the allure of March's warmth and brightness becomes an inviting highlight for visitors, celebrating the estuary's natural beauty basking in the sun.
In March, the Saint Lucia Estuary witnesses a notable increase in sunny days, with a 56% chance of sunshine, indicating a significant shift from the cloudier months of January and February, which boast probabilities of just 37% and 23%, respectively. As the season progresses into April and May, the sunny forecast continues to climb, reaching 59% and 68%, respectively. This upward trend highlights March as a pivotal transition month leading into the sunnier winter months of June and July, where the sun shines a remarkable 72% and 82% of the time. As autumn approaches, the likelihood of sunny weather fluctuates slightly, with September at 56%, before dipping again in October and November. Overall, March stands out as the start of brighter days in the beautiful landscape of Saint Lucia, making it an enticing time for visitors seeking sunshine.
As March unfolds in the Saint Lucia Estuary of South Africa, the daylight duration shifts to 12 hours, marking the beginning of a gradual decline as autumn approaches. Following the consistent 13-hour days of January and February, March signals a transition into shorter daylight, with the hours diminishing further in April to 11 hours. This pattern indicates a gentle reduction in sunlight as the year progresses, with daylight peaking in the earlier months and tapering off towards winter. Notably, the trend reveals a cyclical rhythm of nature, where longer days in spring and summer give way to the cozy, shorter days of autumn and winter, ultimately culminating in a balanced yearly cycle.
As March sweeps into the Saint Lucia Estuary, the average wind speed dances down to 5.9 m/s (13 mph), marking a gentle shift from the breezy conditions of the preceding months. This decline sets the stage for a gradual uptick in the following weeks, with the winds picking up again in April to 6.6 m/s (15 mph). Notably, the estuary experiences a notable increase in wind strength as winter approaches, peaking in August and September at 8.5 m/s (19 mph). This evolving pattern of wind speeds not only shapes the local climate but also influences the thriving ecosystem and the adventures awaiting those who explore this captivating corner of South Africa.
Weather in Saint Lucia Estuary varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Saint Lucia Estuary, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather of March and January, both months exhibit warm temperatures with averages around 25°C (77°F). However, January tends to be slightly warmer, with a maximum of 29°C (84°F), while March peaks at 28°C (83°F). Precipitation is more frequent in March, with 148 mm (5.8 in) over 15 days, compared to January's 135 mm (5.3 in) over 13 days. Humidity levels are comparable, with March at 86% and January at 85%. For more detailed information, you can check the Saint Lucia Estuary weather in January.
When comparing the weather of March and February, we see that both months exhibit similar maximum temperatures, peaking at 28°C (83°F). However, February has slightly higher minimum and average temperatures, with lows of 22°C (72°F) and an average of 26°C (78°F), compared to March's lows of 21°C (69°F) and an average of 25°C (77°F). Precipitation levels are higher in February, totaling 181 mm (7.1 in) over 17 days, while March experiences lower rainfall of 148 mm (5.8 in) across 15 days. Notably, humidity remains consistent at 86% for both months. For more weather details, check out Saint Lucia Estuary weather in February.
March and April weather exhibit some similarities and subtle differences. Both months experience high humidity, maintaining a level of 86%, which creates a warm atmosphere. March has slightly warmer temperatures, with a minimum of 21°C (69°F), an average of 25°C (77°F), and a maximum of 28°C (83°F). In contrast, April sees a minimal drop in temperatures, with a minimum of 19°C (67°F) and an average of 24°C (75°F), while still reaching a maximum of 28°C (82°F). Precipitation also decreases from March to April, with March receiving 148 mm (5.8 in) and April recording 118 mm (4.6 in), although both months experience rainfall on approximately 15 days. For more detailed insights, you can check Saint Lucia Estuary weather in April.
The weather in March tends to be warmer than in May, with average temperatures reaching 25°C (77°F) compared to May's average of 22°C (73°F). March experiences higher maximum temperatures, peaking at 28°C (83°F), whereas May's maximum is 26°C (79°F). Precipitation levels are also slightly higher in March, with 148 mm (5.8 in) over 15 days, compared to May's 123 mm (4.8 in) over 12 days. Both months share the same high humidity, at 86%, making them quite muggy. For more specific details about May weather, you can check Saint Lucia Estuary weather in May.
In comparing the weather between March and June, it's evident that March tends to be warmer and wetter. With an average temperature of 25°C (77°F) and a maximum reaching 28°C (83°F), it surpasses June, which has an average of 21°C (70°F) and a maximum of 25°C (78°F). Additionally, March experiences significantly higher precipitation, totaling 148 mm (5.8 in) across 15 days, compared to June's 69 mm (2.7 in) over just 7 days. Despite these differences, June shows a relatively lower humidity level of 80%, contrasting with March's higher 86%. For more insights on June's weather, refer to Saint Lucia Estuary weather in June.
March and July exhibit contrasting weather patterns. In March, the temperatures are generally warmer, with minimums around 21°C (69°F) and maximums reaching 28°C (83°F), while July experiences cooler temperatures, ranging from a minimum of 14°C (58°F) to a maximum of 26°C (78°F). Additionally, March is significantly wetter, boasting 148 mm (5.8 in) of precipitation over 15 days, compared to July's much drier conditions with only 26 mm (1.0 in) over 8 days. Humidity levels are also slightly higher in March at 86%, compared to 80% in July. For more details, you can check out Saint Lucia Estuary weather in July.
When comparing the weather in March and August, March tends to be significantly warmer and wetter. In March, temperatures range from a minimum of 21°C (69°F) to a maximum of 28°C (83°F), with an average of 25°C (77°F) and high humidity at 86%. This month also sees a substantial amount of precipitation, accumulating to 148 mm (5.8 in) over 15 days. In contrast, August experiences milder temperatures, with a minimum of 15°C (59°F) and a maximum of 26°C (78°F), averaging 20°C (69°F). Precipitation in August is considerably less, totaling 61 mm (2.4 in) over 11 days, and humidity drops to 79%. For more detailed insights into the weather during this time, you can visit Saint Lucia Estuary weather in August.
March and September exhibit distinct weather characteristics, reflecting the transition from summer to autumn. In March, temperatures tend to be warmer, with minimums around 21°C (69°F) and maximums reaching 28°C (83°F), contributing to an average of 25°C (77°F). However, this warmth is accompanied by considerable rainfall, totaling 148 mm (5.8 in) over about 15 days, resulting in a high humidity level of 86%.
In contrast, September offers cooler temperatures, with minimums of 15°C (60°F) and maximums of 27°C (81°F), leading to an average of 21°C (70°F). The month is significantly drier, with only 63 mm (2.5 in) of precipitation spread over about 9 days and slightly lower humidity at 85%. For a more detailed look at conditions during September, visit Saint Lucia Estuary weather in September.
March and October display distinct weather patterns, though both months have a relatively warm climate. In March, temperatures range from a minimum of 21°C (69°F) to a maximum of 28°C (83°F), with an average of 25°C (77°F). This month experiences significant rainfall, with approximately 148 mm (5.8 in) over 15 rainy days, resulting in high humidity levels of 86%. In contrast, October sees slightly cooler temperatures, with lows of 17°C (62°F) and a similar high of 28°C (84°F), averaging at 21°C (70°F). Rainfall decreases notably to 90 mm (3.5 in) over just 13 days, while humidity remains constant at 86%. For more detailed insights on the weather during October, you can visit this link: Saint Lucia Estuary weather in October.
March and November exhibit some similarities in temperature but differ in precipitation and overall weather patterns. In March, the temperatures range from a minimum of 21°C (69°F) to a maximum of 28°C (83°F), with an average of 25°C (77°F). This month experiences more rainfall, totaling 148 mm (5.8 in) spread over 15 days, coupled with high humidity at 86%. In contrast, November offers slightly cooler temperatures, with a minimum of 17°C (63°F) and an average of 23°C (73°F), while still reaching a maximum of 28°C (83°F) on warm days. Precipitation in November decreases to 119 mm (4.7 in) over 12 days, maintaining a similar humidity level at 87%. For a detailed look at the specific climate conditions, you can refer to Saint Lucia Estuary weather in November.
In comparing the weather in March and December, both months exhibit warm temperatures typical of a tropical climate, with March slightly warmer overall. March has a minimum temperature of 21°C (69°F), an average of 25°C (77°F), and a maximum of 28°C (83°F), while December sees a minimum of 19°C (67°F), an average of 24°C (75°F), and a maximum of 27°C (81°F). Additionally, March experiences higher precipitation, with 148 mm (5.8 in) spread over 15 days, compared to December's 92 mm (3.6 in) over 14 days. Despite these differences, both months maintain a consistent humidity level of 86%. For a closer look at December's weather patterns, you can explore this link: Saint Lucia Estuary weather in December.
As March settles over Saint Lucia Estuary, the weather transforms into a vibrant tapestry of warmth and moisture. With temperatures comfortably hovering around 25°C (77°F) and humidity reaching an impressive 86%, the air feels lush and tropical. However, this month also ushers in a notable increase in rainfall, with 15 days experiencing precipitation totaling 148 mm (5.8 in)—much higher than the preceding months. This unique blend of heat and humid conditions creates an enchanting atmosphere, perfect for embracing nature. For more detailed insights on what to expect throughout the year, check out Saint Lucia Estuary Climate.