Last updated: January 18, 2025
The climate of the Grenadines, Saint Vincent and the Grenadines, is classified as Af according to the Köppen-Geiger system, indicating a tropical rainforest climate characterized by consistently high temperatures and high humidity year-round. Temperatures exhibit a minimum of 23°C (74°F) in February, averaging 27°C (80°F) over the year, and peaking at 29°C (85°F) in September. This warm and stable climate supports a diverse ecosystem and positions the region as a desirable destination for both tourism and agriculture.
The temperature patterns in the Grenadines, Saint Vincent and the Grenadines, showcase a warm and stable climate throughout the year, with only slight variations. From January to March, average temperatures hover around 26°C (79°F), with minimums consistently at 23°C (74°F). As spring approaches in April, temperatures begin to rise, with averages reaching 27°C (80°F) in May and June, accompanied by maximums of 28°C (82°F). The peak warmth is observed during the summer months of July and August, where average temperatures climb to 27°C (81°F) and maximums reach 29°C (84°F). Early autumn in September continues this trend with similar temperatures, before gradually cooling in October and November, while December witnesses a slight decline to an average of 26°C (80°F). Overall, the climate remains consistently warm and pleasant, characteristic of a tropical paradise.
Port Elizabeth and Dovers both experience similar temperature ranges throughout the year. In February, the minimum temperature in both locations is 23°C (74°F), while in September, the maximum reaches 29°C (85°F). For more details, you can check the monthly temperatures in Port Elizabeth here and in Dovers here.
Precipitation in the Grenadines, Saint Vincent and the Grenadines, exhibits distinct seasonal patterns, beginning with relatively low rainfall during the early months of the year. January marks the highest precipitation with 46 mm (1.8 in) over 15 days, while February and April see even lower totals of 32 mm (1.2 in) and 30 mm (1.2 in), respectively. This drier season continues through March and May, with average rainfall around 39 mm (1.5 in) and 44 mm (1.7 in), allowing for warm weather ideal for outdoor activities.
As the region transitions into the wetter months from June to October, precipitation increases significantly, peaking in August at 159 mm (6.3 in) over 25 days. This trend continues into September and October with 144 mm (5.7 in) and 165 mm (6.5 in), respectively. By November, rainfall remains substantial at 120 mm (4.7 in) before tapering off in December to 56 mm (2.2 in). Overall, the climate supports a lush, vibrant environment, well-suited for tropical agriculture and biodiverse ecosystems.
In the Grenadines, Saint Vincent and the Grenadines, sunshine duration varies considerably throughout the year, revealing clear seasonal trends. Starting in January with 269 hours of sunshine, the region experiences a gradual increase in daylight hours, reaching a peak of 344 hours by March. This upward trend continues into spring, with April and May providing ample sunshine, recorded at 336 hours and 353 hours, respectively. The early part of the year benefits from a steady accumulation of daylight, making it an ideal time for outdoor activities and tourism as visitors enjoy the pleasant weather.
The summer months, particularly July and August, maintain high sunshine totals, averaging 348 hours and 343 hours, showcasing the region's inherent tropical allure. However, there is a slight decline in sunshine hours heading into the autumn, with September and October recording 323 hours and 321 hours. Despite this decrease, the overall sunshine duration remains consistently favorable throughout the year, with December experiencing an increase to 328 hours. This reliability of sunshine contributes to the Grenadines’ lush landscapes and vibrant local culture, making it a captivating destination year-round.
The UV Index in the Grenadines, Saint Vincent and the Grenadines, reveals a strikingly high level of solar radiation throughout the year, characterized by an “extreme” exposure category during most months. Beginning in January with a UV Index of 11, the intensity increases to 12 in February, before peaking in March, April, and May at 14. This sustained high UV Index demands vigilance among residents and visitors alike, with a mere 10 minutes of unprotected exposure potentially leading to sunburn. Awareness during these months is crucial for outdoor enthusiasts to protect their skin from harmful effects.
Even during the summer months of June through October, the UV Index remains notably elevated, fluctuating between 13 and 14. September and August, in particular, reinforce the extreme nature of UV exposure, making sun safety a pivotal consideration. Interestingly, the UV Index begins to taper off in November, dropping back to 11, and further descends to 10 in December, classified as "very high," which permits slightly longer burn times of 15 minutes. Despite this reduction, the predominant risk throughout the year underscores the importance of wearing sunscreen and protective clothing for anyone spending time outdoors in this sun-soaked paradise.
UV Risk Categories
In the Grenadines, Saint Vincent and the Grenadines, daylight duration remains relatively consistent throughout the year, reflecting its tropical location near the equator. January and February witness approximately 11 hours of daylight, providing a steady foundation for activities and lifestyle. As spring arrives in March, daylight extends to 12 hours, a pattern that persists through to August. This stability allows residents and visitors to enjoy ample sunlight, fostering a vibrant outdoor culture and appealing tourism.
As the year transitions into autumn and winter months, daylight begins to taper off again, returning to 11 hours by October and continuing through December. Despite this reduction, the overall consistency in daylight hours year-round emphasizes the region's favorable climatic conditions. The combination of generous daylight and warm temperatures contributes to the Grenadines' lush natural beauty and is vital for agriculture and ecological balance, making it a cherished destination throughout the seasons.
Dovers, Saint Vincent and the Grenadines, experiences a tropical climate with warm temperatures year-round, averaging between 26°C (79°F) and 28°C (82°F). The wettest months are July and October, where rainfall can exceed 165 mm (6.5 in), while the driest months, February and April, see significantly less precipitation. Sunshine hours range from 269 hours in January to 353 hours in May, providing ample sunlight for outdoor activities. Visitors can expect a lush environment, particularly during the wetter months. For more information, visit Dovers climate.
Port Elizabeth, located in Saint Vincent and the Grenadines, enjoys a warm tropical climate with average temperatures ranging from 26°C (79°F) to 28°C (82°F) throughout the year. The area experiences peak rainfall between June and October, with July and October receiving the highest precipitation at 137 mm (5.4 in) and 165 mm (6.5 in) respectively. Despite the rain, the region benefits from abundant sunshine, especially in February with 305 hours and May with 353 hours, making it an attractive destination year-round. Visitors can expect mild temperatures and significant humidity, particularly in the summer months. For more detailed information, check out Port Elizabeth climate.
In conclusion, the climate of the Grenadines, Saint Vincent and the Grenadines, is characterized by its warm temperatures, high UV Index, consistent sunlight, and varying precipitation levels, creating an ideal environment for both natural ecosystems and human activities. With average temperatures consistently hovering around 27°C (80°F), alongside significant daylight hours and high sunshine durations, the region supports a rich biodiversity and vibrant local culture. Understanding seasonal trends in temperature, precipitation, UV exposure, and daylight duration is essential for residents and visitors alike, as it informs not only daily activities but also long-term agricultural practices and tourism strategies. Amidst the beautiful landscapes, the climate reflects the enchanting allure of the Grenadines, making it a captivating destination year-round.