Climate and monthly weather forecast
Grenada

Grenada, a mountainous and volcanic island country located in the southeastern Caribbean Sea, presents an attractive tropical climate with a unique blend of pleasant temperatures and considerable rainfall. In spite of its Köppen classification as Cfa or humid subtropical, Grenada's climate remains tropical due to the influence of northeast trade winds. Average temperatures remain at 29°C (84.2°F) throughout the year, with slight variations noticeable between the windward mountainsides and the lowlands. The country experiences consistent rainfall ranging from less than 1,500mm (19.69") in the lowlands to more than 3,500mm (19.69") on the windward mountainsides. The rainy period spans from June through November and aligns with the increased probability of tropical storms and hurricanes. The dry months, while offering lower rainfall, still exhibit humidity levels ranging from 68 to 78%.

Given the tropical climate and constant temperatures, the best time to visit Grenada is generally during the dry season, from December to May. During this period, the weather remains relatively dry, with lower humidity levels and a decreased likelihood of tropical storms and hurricanes. The temperatures during these months hover around a comfortable 26 to 32°C (89.6°F) during the day and fall to 19 to 24°C (75.2°F) at night. This makes the dry season particularly conducive to outdoor activities such as hiking, bird-watching, and exploring the island's stunning beaches and spice plantations.

The period from June to November is typically the least ideal time to visit Grenada due to the higher rainfall and the potential occurrence of tropical storms and hurricanes. Despite temperatures maintaining an average of 29°C (84.2°F), the increase in precipitation and humidity levels, often close to 80%, may affect outdoor activities and travel plans. However, it is essential to note that Grenada's position towards the southern end of the hurricane belt makes it less susceptible to hurricanes than some other Caribbean islands.

Grenada's climate does not undergo drastic seasonal changes. Nonetheless, the spring period, from March to May, marks the end of the dry season. During this time, the weather is generally pleasant with temperatures averaging between 26 to 32°C (89.6°F) during the day and dipping to 19 to 24°C (75.2°F) at night. Rainfall is relatively low during these months, and humidity levels range from 68 to 78%, providing optimal conditions for outdoor exploration.

The summer months in Grenada, from June to August, coincide with the beginning of the rainy season. During this period, rainfall increases and the chance of tropical storms or hurricanes is more pronounced. However, temperatures remain constant with daytime highs between 26 to 32°C (89.6°F) and nighttime lows from 19 to 24°C (75.2°F). Despite the increased rainfall, the island's vibrant vegetation and lush landscapes flourish, enhancing its tropical beauty.

Autumn in Grenada, from September to November, continues the trend of the rainy season. The weather during these months features considerable precipitation, with humidity levels often reaching close to 80%. While temperatures persist between 26 to 32°C (89.6°F) during the day and 19 to 24°C (75.2°F) at night, the higher likelihood of storms might limit outdoor activities and travel plans.

Winter in Grenada, from December to February, marks the beginning of the dry season. Rainfall decreases significantly during these months, and humidity levels drop to a more comfortable range of 68 to 78%. Consistent temperatures ranging between 26 to 32°C (89.6°F) during the day and falling to 19 to 24°C (75.2°F) at night provide an ideal climate for tourists seeking to escape colder winter climates elsewhere. The reduced rainfall and pleasant temperatures make this season particularly favorable for exploring the island's outdoor attractions.

January is one of the most pleasant months in Grenada, as it lies in the heart of the dry season. The climate during this time is warm yet comfortable, with temperatures typically ranging from 26 to 32°C (89.6°F) during the day and dipping to between 19 to 24°C (75.2°F) at night. Weather in January »

February in Grenada continues the climatic trend set in January, offering similar weather conditions as part of the dry season. Daytime temperatures remain consistent, generally oscillating between 26 to 32°C (89.6°F), while nighttime temperatures cool to a comfortable range of 19 to 24°C (75.2°F). Weather in February »

March signals the tail end of the dry season in Grenada, maintaining the island's trend of relatively dry and warm conditions. Daytime temperatures in March typically fluctuate between 26 to 32°C (89.6°F), while the cooler night temperatures settle between 19 to 24°C (75.2°F). Weather in March »

As Grenada transitions from the dry to the rainy season, the weather in April experiences a gradual increase in rainfall. Despite this shift, the island maintains its warm temperatures with daytime highs typically fluctuating between 26 to 32°C (89.6°F) and night temperatures ranging from 19 to 24°C (75.2°F). Weather in April »

May in Grenada serves as a transitional month, marking the shift from the drier climate of the dry season to the wetter conditions of the rainy season. However, the country continues to enjoy consistent temperatures during this period, with daytime highs typically ranging from 26 to 32°C (89.6°F), and cooler night temperatures settling between 19 to 24°C (75.2°F). Weather in May »

June marks the official beginning of the rainy season in Grenada. This change in seasons results in an increase in rainfall, yet the warm temperatures characteristic of the island's tropical climate persist. Daytime temperatures generally fluctuate between 26 to 32°C (89.6°F), while nighttime temperatures range from 19 to 24°C (75.2°F), continuing to provide a comfortable atmosphere despite the uptick in precipitation. The level of rainfall in June noticeably rises compared to the previous months, with the windward mountainsides experiencing a more significant increase than the lowlands. Weather in June »

July in Grenada represents the peak of the rainy season, with rainfall levels higher than in the preceding months. However, the tropical warmth that characterizes the island remains unchanging, with daytime temperatures typically fluctuating between 26 to 32°C (89.6°F) and nighttime temperatures dipping to 19 to 24°C (75.2°F). Weather in July »

August continues the trend of the rainy season in Grenada, with high rainfall levels dominating the weather pattern. Despite the increase in precipitation, the tropical warmth of the island remains steady. Daytime temperatures usually vary between 26 to 32°C (89.6°F), while nighttime temperatures fall within the range of 19 to 24°C (75.2°F). Weather in August »

September in Grenada is characterized by its position deep within the rainy season. Rainfall levels during this month remain high, particularly on the windward mountainsides, which receive more precipitation than the lowlands. Weather in September »

In Grenada, October is situated towards the end of the rainy season, yet it remains a month with significant rainfall. The windward mountainsides generally receive more rainfall than the lowlands. Regardless of the high precipitation, the tropical warmth that is characteristic of the island persists. Weather in October »

November in Grenada marks the tail-end of the rainy season, with a gradual decrease in rainfall compared to the preceding months. Nevertheless, the tropical warmth of the island remains consistent, with daytime temperatures usually oscillating between 26 to 32°C (89.6°F), and nighttime temperatures ranging from 19 to 24°C (75.2°F). Weather in November »

December in Grenada heralds the arrival of the dry season, characterized by a significant decrease in rainfall compared to the preceding months. The tropical warmth of the island endures, with daytime temperatures generally fluctuating between 26 to 32°C (89.6°F) and nighttime temperatures falling within the range of 19 to 24°C (75.2°F). Weather in December »