Last updated: April 14, 2025
Grenada boasts a tropical climate characterized by warm temperatures and distinct rainfall patterns throughout the year. The island experiences a minimum temperature of 23°C (74°F) in February in Saint John and peaks at 30°C (85°F) in October in Saint David. Rainfall varies significantly, with April enjoying a modest minimum of 25 mm (1.0 in) in Saint John, while October can see heavy precipitation reaching up to 197 mm (7.8 in) in Saint Andrew. Humidity levels contribute to the island's lush environment, ranging from an average minimum of 75% in April in Saint Andrew to a maximum of 84% in July in Saint John. This unique climatic blend supports Grenada’s vibrant ecosystems and tropical allure, making it a perfect destination for nature lovers and tourists alike.
Grenada boasts a tropical rainforest climate classified as Köppen-Geiger Aw, characterized by warm temperatures and ample rainfall throughout the year. This climate type is prevalent across all its parishes, including Carriacou and Petite Martinique, Saint Andrew, Saint David, Saint George, Saint John, Saint Mark, and Saint Patrick. The combination of warm temperatures and consistent rainfall supports lush vegetation and vibrant ecosystems, making Grenada a tropical paradise for nature lovers and adventurers alike.
| Climate Zone | Description |
|---|---|
| Aw | Tropical savanna climate with a dry season occurring in winter. |
Grenada’s temperatures exhibit a delightful warmth year-round, with monthly averages creating a tropical paradise for visitors. In January and February, the island enjoys mild temperatures, with lows of around 23°C (74°F) and highs reaching up to 27°C (82°F). As spring approaches in March and April, the warmth begins to intensify; minimums rise to 24°C (75°F), while maximums hit 28°C (82°F). By May and June, the island embraces a balmy climate that peaks at 29°C (84°F) in the summer months of July and August, with lows stabilizing at 25°C (77°F). September and October usher in slightly warmer conditions, both offering maximums of 30°C (85°F). As the year winds down, November and December provide a pleasant respite with temperatures decreasing just a touch, settling at 25°C (77°F) for minimums and approximately 28°C (84°F) for maximums. This gentle fluctuation throughout the year makes Grenada’s climate a constant allure for sun-seekers and beach lovers alike.
Grenada experiences distinct rainfall patterns throughout the year, with significant variations in both the amount of precipitation and the number of rainy days. April marks the driest month, with just 25 mm (1.0 in) of rainfall and only 9 days of precipitation in Saint John. In striking contrast, October emerges as the wettest month, delivering a remarkable 197 mm (7.8 in) of rain in Saint Andrew, accompanied by frequent downpours. Summer sees an uptick in rain, particularly in July, when Saint Andrew faces about 26 rainy days, marking a shift towards the region's wetter season. This trend underscores the dynamic nature of Grenada's climate, highlighting its transition from the relative dryness of spring to the intensified rainfall typical of the later months.
In Grenada, humidity levels create a tropical ambiance that is both inviting and invigorating. The year begins with a relatively low minimum humidity of 75% in April, particularly noticeable in areas like Saint Andrew. As summer approaches, this humidity peaks at an average of 84% in July in Saint John, highlighting a significant increase that contributes to the island's lush landscapes. This gradual rise in humidity throughout the year not only enhances the vibrant flora but also sets the stage for a sultry, tropical experience that defines Grenada's charm.
In April, Grenada experiences consistently high ultraviolet (UV) radiation levels, with an average daily maximum UV index (UVI) of 14 in both Saint John and Saint Andrew. This remarkable trend indicates that residents and visitors alike should exercise caution and prioritize sun protection during this month. The UV index's peak suggests an urgent need for awareness about skin health and the importance of appropriate measures to mitigate sun exposure, especially as Grenada transitions into the warmer months.
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Grenada basks in abundant sunshine, with January offering a solid 268 hours of sunshine in both Saint Andrew and Saint John. As the year unfolds into May, this radiant experience escalates significantly, reaching 350 hours in Saint Andrew and 353 hours in Saint John. This upward trend not only highlights a transition into the warmer months but also promises longer days filled with the island's signature warmth and vibrancy, making Grenada a perfect destination for sun-seekers.
The likelihood of sunny weather in Grenada showcases a notable seasonal variation, with distinct patterns across different regions. In February, the islands enjoy a robust 73% chance of sunshine, particularly in Carriacou and Petite Martinique, making it an ideal month for sun-seekers. In contrast, June presents a more subdued outlook in Saint Andrew, where the likelihood of sunny days drops to 30%. This contrast highlights the importance of timing for those planning a visit; choosing the right month can significantly enhance the experience of enjoying Grenada's beautiful landscapes under blue skies.
In Grenada, particularly in the idyllic regions of Carriacou and Petite Martinique, daylight hours exhibit a noticeable seasonal variation. During December, residents and visitors enjoy about 11 hours of sunlight, allowing for ample time to soak in the stunning landscapes and engage in outdoor activities. As the summer months approach, specifically in June, daylight extends to approximately 12 hours, enhancing opportunities for exploration and leisure. This subtle increase in daylight not only supports a vibrant atmosphere but also aligns perfectly with the island's warm climate, making Grenada a year-round destination for those seeking both relaxation and adventure.
Nestled in the Caribbean, Carriacou and Petite Martinique enjoy a tropical climate characterized by warm temperatures and refreshing breezes year-round. Average temperatures hover around a delightful 27°C (81°F), with highs reaching up to 30°C (85°F) in September. While January to April welcomes lighter rains, bringing only 28 mm (1.1 in) to 47 mm (1.8 in) of precipitation, the summer months see a significant increase, peaking in August at 164 mm (6.4 in). With humidity levels fluctuating between 79% and 84%, the islands maintain a lush, vibrant atmosphere, making them perfect for relaxation and exploration. For more details, check out the full Carriacou and Petite Martinique climate.
Nestled in the Caribbean, Saint Andrew, Grenada, boasts a tropical climate that delights visitors year-round. With temperatures typically ranging from a pleasant 23°C (74°F) in January to a warm 29°C (84°F) in August, the weather remains inviting for beachgoers and adventurers alike. However, be prepared for the rainy season from June to October, when precipitation peaks, contributing to the lush greenery that the island is famous for. Humidity levels fluctuate between 75% to 83%, adding to the tropical feel but making it essential to stay hydrated. For a detailed look at weather patterns throughout the year, explore the Saint Andrew climate.
Saint David, Grenada, enjoys a tropical climate characterized by warm temperatures year-round, with averages typically ranging from 26°C (79°F) to 28°C (82°F). The months of July and August tend to be the warmest, boasting maximum temperatures of up to 29°C (84°F). Rain is most abundant between June and October, with October being particularly wet, recording an average of 195 mm (7.7 in) of precipitation. Humidity levels hover around 75% to 83%, creating a lush environment that highlights Grenada's natural beauty. For more detailed insights, visit Saint David climate.
Nestled in the Caribbean, Saint George, Grenada boasts a tropical climate characterized by warm temperatures and a distinctive wet season. Throughout the year, average daytime temperatures range from a pleasant 26°C to 28°C (79°F to 83°F), peaking in the summer months with highs reaching 29°C (84°F). Rainfall varies, with June through October experiencing the heaviest downpours, particularly in July and October, when precipitation can exceed 195 mm (7.7 in). Despite the moisture, Saint George remains alluring with high humidity levels that contribute to its lush scenery. To learn more about the weather patterns in this beautiful destination, visit the detailed Saint George climate.
Nestled in the Caribbean, Saint John, Grenada boasts a tropical climate characterized by warm temperatures and varying humidity levels throughout the year. With average highs around 27°C (81°F) and lows typically hovering around 24°C (75°F), visitors can enjoy a pleasantly consistent warmth. However, be prepared for a significant increase in rainfall during the summer months, particularly July and August, when precipitation can reach over 160 mm (6.3 in). While the afternoons may bring refreshing breezes, the humidity often peaks at around 84% during July, so it's best to stay hydrated while exploring the vibrant surroundings. For a detailed look at seasonal trends, check out the Saint John climate.
Saint Mark, Grenada, boasts a tropical climate that enchants visitors year-round with its warm temperatures and lush scenery. From January to April, temperatures hover comfortably between 23-27°C (74-82°F), making it an ideal escape from colder locales. As summer approaches in May through October, temperatures reach their peak, with averages around 27-29°C (81-85°F) accompanied by elevated humidity levels, particularly in the rainy season. Expect showers, especially from June to October, with rainfall peaking in August at 165 mm (6.5 in), adding a refreshing dimension to the island's vibrant landscapes. To explore more about the region's weather, visit Saint Mark climate.
Saint Patrick, Grenada, boasts a delightful tropical climate, where temperatures remain pleasantly warm year-round. Average highs hover around 27°C (81°F), with slight seasonal variations—cooler in January and February, gradually rising through the summer months. While humidity levels generally align between 79% and 84%, rainfall can be quite variable, peaking in the heart of summer with August receiving an average of 165 mm (6.5 in). This lush paradise thrives under these conditions, making it an ideal destination for exploring its stunning landscapes. For more detailed insights on the weather patterns, visit Saint Patrick climate.
Grenada's climate showcases a delightful blend of warm temperatures and seasonal rainfall, making it a tropical paradise for visitors. The year-round temperatures range from a comfortable 23°C (74°F) in February in Saint John to a balmy 30°C (85°F) in October in Saint David. This warmth is accompanied by a notable contrast in precipitation; while April enjoys a minimal 25 mm (1.0 in) in Saint John, October can see a significant increase with up to 197 mm (7.8 in) in Saint Andrew. Humidity levels fluctuate throughout the year as well, with April recording a lower average of 75% in Saint Andrew and peaking at 84% in July in Saint John. These trends reflect Grenada's lush environment and vibrant ecosystems, which thrive under its warm, humid conditions, making the island a unique destination for nature lovers and adventurers alike.