The climate of Grenadines
Grenadines, an integral part of
Saint Vincent and the Grenadines, falls predominantly under the AF or Tropical Rainforest Climate, according to the Köppen climate classification. Geographically positioned close to the equator, Grenadines experiences relatively consistent weather conditions throughout the year with the temperature remaining almost steady.
The island territory in the Caribbean Sea draws a picture of moderate weather phenomenon with the highest temperature touching 30°C (86°F) and the lowest dipping to 21°C (69.8°F). The rainfall is observed to be substantial, reflecting the property of the Tropical Rainforest Climate. Rainfall distribution remains generous throughout the year, peaking between
June and
November with the highest average monthly precipitation observed in November at 207mm (8.15"). Reflecting the island's tropical nature, sea temperatures remain warm throughout the year, ranging from 27°C (80.6°F) to 29°C (84.2°F).
There exist discernible patterns in the level of daylight hours, with a gradual increase from
January till midyear, where it peaks at approximately 12.9 hours in June, before tapering off towards the end of the year. The UV index is similarly distributed, with the highest values observed from
February to
September, indicating the requirement of sufficient protection against the sun during these months.
The best time to visit Grenadines
While
Grenadines remains a welcoming destination year-round thanks to its tropical climate, the period from
December to
April presents optimal conditions. During this time, the rainfall is relatively lower, ranging from 57mm (2.24") to 78mm (3.07"), paired with slightly cooler sea temperatures from 27°C (80.6°F) to 28°C (82.4°F). This time of the year also corresponds with the longest average daylight hours, reaching up to 12.7 hours, along with a higher UV index, suggesting a productive time for those attracted to sun-soaked or beach holidays.
The worst time to visit Grenadines
June to
November is a period characterized by relatively heavy rainfall, peaking in
October and November with averages of 203mm (7.99") to 207mm (8.15") respectively. Despite the high temperature of the sea and long daylight hours (from 12.5 to 12.8 hours), the consistent and heavy rainfall might prove to be a deterrent for outdoor activities and wanderings.
Spring weather in Grenadines
Weather in the
Grenadines from
March to
May is defined by a transition from lower rainfall averages, 58mm (2.28") to 76mm (2.99"), to slightly higher averages in May. With sea temperatures falling between 27°C (80.6°F) and 28°C (82.4°F), the warmth may serve as a trigger for early season leisure activities. Daylight hours increase progressively from 12.1 to 12.7 hours, offering longer days for tourists.
Summer weather in Grenadines
The summer months from
June to
August are characterized by significant rainfall with grades as high as 155mm (6.1") to 195mm (7.68"). The sea temperature stays warm, oscillating between 28°C (82.4°F) and 29°C (84.2°F). Due to increased rainfall, daylight hours remain quite long; from 12.8 to 12.9 hours in June and
July, reducing to 12.5 hours in August, while the UV index pegged consistently at a high level of 12.
Autumn weather in Grenadines
Autumn in the
Grenadines, from
September to
November, is marked by high rainfall frequencies, ranging from 186mm (7.32") in September to a peak of 207mm (8.15") in November. Alongside, sea temperatures rest at a comforting warm range from 29°C (84.2°F) to 28°C (82.4°F). The daylight period follows a descending trend, starting at 12.2 hours in September and terminating at 11.5 hours in November.
Winter weather in Grenadines
Winter months in the
Grenadines exhibits a mild weather pattern that typically includes decreased rainfall and moderate temperatures. From
December to
February, rainfall averages drop to the yearly low, ranging from 57mm (2.24") in February to 78mm (3.07") in December. Even though the sea temperatures maintain a consistent range of 27°C (80.6°F), the daylight hours and UV index decrease progressively from 11.5 hours and 10, respectively, in December, to 11.7 hours and 12 in February.
Weather in January
Weather in February
Weather in March
Weather in April
Weather in May
Optimum beach weather sets in during
May in
Grenadines,
Saint Vincent and the Grenadines, with sea temperature hitting the 28°C (82.4°F) mark. A further increase to 23°C (73.4°F) in the low temperature is noticeable. Also, a minor increase observes in the total amount of rainfall during May, signaling the start of the rainy season.
Weather in May »Weather in June
June introduces the start of the summer season in
Grenadines,
Saint Vincent and the Grenadines. An important distinction is the doubling of rainfall volume to 155mm (6.1"), yet it does not necessarily signify a constant deluge. Sea temperatures peak, providing perfect conditions for water-based activities.
Weather in June »
Weather in July
As the heart of summer,
July in
Grenadines, Saint Vincent is notable for having the highest rainfall volume, amounting to 203mm (7.99"). The increased rainfall, however, does not significantly dampen the mood as the temperature range remains unchanged from
June.
Weather in July »Weather in August
Weather in September
Weather in October
Weather in November
Weather in December
Rounding off the year in
Grenadines,
Saint Vincent and the Grenadines,
December sees a notable reduction in total rainfall to 138mm (5.43"), marking a steady move towards the dry season. Even as the rainfall lessens, temperature on land and sea remains unchanged, keeping the climate enjoyable and attractive, conducive to a variety of activities.
Weather in December »