Best time to visit St Vincent & Grenadines
The best time to visit St Vincent & the Grenadines is anytime from January to mid-April during the dry season, which has an average temperature of 26°C (78°F) with a daily high of 29°C (84°F).
St Vincent & the Grenadines weather
St Vincent & the Grenadines experiences a hot and humid year-round tropical climate with two distinct seasons: a relatively cool dry season from January to mid-April and a hot, humid and rainy season from June to December.
The trade winds blow year-round, reducing the sensation of heat, usually from the north-east, although in the hot period they can blow from the east or the south-east.
The island of St Vincent is large and mountainous. Rainfall is substantial throughout the year in St Vincent; downpours are most intense from July to December with the possibility of hurricanes between July and November.
However, it has a warm and sunny climate year-round.
The Grenadines are a bit drier, with rainfall occuring throughout the year in the form of downpours or thunderstorms, which generally do not last long.
Here are the average temperatures in the capital, Kingstown.
What is the best month to visit St Vincent & Grenadines?
February, March and April are the best months to visit St Vincent & Grenadines, ssince this is the driest time of year, with hot, sunny weather, mainly clear skies and good conditions for swimming.
What is the hottest month in St Vincent & Grenadines?
The hottest month of the year in St Vincent & Grenadines is September, with an average high of 31°C (87°F) with high heat and humidity, and low of 25°C (77°F).
The hot season lasts from early-August through October, with an average daily high temperature above 30°C (86°F).
What is the humidity in St Vincent & Grenadines?
St Vincent & the Grenadines experience little seasonal variation in perceived humidity, with approximate average relative humidity calculated at between 72% – 78% over the course of the year. Typically, it's humid all year round.
What do the humidity conditions feel like in St Vincent & Grenadines?
We derive the humidity comfort level – what conditions feel like – from the dew point temperature, which measures moisture content in the atmosphere: a higher dew point feels more humid, while a lower dew point feels drier.
Meteorologists agree that dew point temperature is a more consistant indication of 'absolute humidity' than relative humidity, which fluctuates with temperature.
The average annual dew point in St Vincent & the Grenadines is 23°C (73°F), and varies over the course of the year from humid at 21°C (70°F) to muggy at 24°C (75°F).
What is the coldest month in St Vincent & Grenadines?
The coldest month in St Vincent & Grenadines is January, with an average daytime high temperature of 29°C (84°F) and an average low temperature of 24°C (75°F).
The cooler season lasts from late-December to mid-March, with an average daily high temperature below 30°C (86°F).
Which is the sunniest month in St Vincent & Grenadines?
The sunniest time of year in St Vincent & Grenadines is normally February with bright sunshine on average for 72% of daylight hours; that's eight hours of sunshine per day.
When is the sea warmest in St Vincent & Grenadines?
The sea is usually at its warmest in St Vincent & Grenadines in September when the water temperature averages 29°C (84°F), which is pleasant for swimming.
The sea is warm enough for swimming all year-round in St Vincent & Grenadines.
Which month has the most rain in St Vincent & Grenadines?
August is usually the wettest month in St Vincent & Grenadines with 255mm (10in) of rainfall on average. There are normally 20 days in August with some rain.
The wet season lasts from June to early-December, with a greater than 22% chance of any given day being a wet day. Downpours are usually followed by hot and sunny weather.
The drier season lasts from early-December through May. The months with the least rainfall in St Vincent & Grenadines are February through April.
Which is the windiest month in St Vincent & Grenadines?
The windiest month of the year in St Vincent & Grenadines is January, with an average hourly wind speed of 28 kilometres per hour (15 knots; 17mph).
The windy part of the year lasts from late-November to early-August, with average wind speeds of more than 24 kilometres per hour (13 knots; 15mph).
The less-windy time of year lasts from early-August to late-November. The calmest month of the year in St Vincent & Grenadines is September, with an average hourly wind speed of 20 kilometres per hour (10 knots; 12mph).
The predominant average hourly wind direction in St Vincent & Grenadines is from the east throughout the year.
What's the likelihood of a storm in St Vincent & Grenadines?
The months of July through October all carry a slight risk of a tropical storm, with the likelihood greatest in September at 2.7%.
St Vincent & Grenadines Weather Averages
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
| Average high temperature (°C) | |||||||||||
| 29 | 29 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 30 |
| Average low temperature (°C) | |||||||||||
| 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 |
| Average daily sunshine (hrs) | |||||||||||
| 8 | 8 | 8 | 8 | 8 | 7 | 8 | 8 | 7 | 7 | 8 | 8 |
| Average daily daylight (hrs) | |||||||||||
| 11 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 |
| Comfort level – heat | |||||||||||
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| Comfort level – humidity (#muggy days) | |||||||||||
| 30 | 28 | 30 | 30 | 30 | 29 | 30 | 30 | 29 | 30 | 30 | 30 |
| Average dew point temperature (°C) | |||||||||||
| 22 | 21 | 22 | 22 | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 23 |
| Average relative humidity (%) | |||||||||||
| 73 | 72 | 72 | 72 | 74 | 76 | 77 | 77 | 77 | 78 | 78 | 75 |
| UV Index (max) | |||||||||||
| 10 | 11+ | 11+ | 11+ | 11+ | 11+ | 11+ | 11+ | 11+ | 11 | 10 | 9 |
| Average days of rainfall (≥1mm) | |||||||||||
| 2 | 2 | 2 | 3 | 5 | 8 | 9 | 10 | 11 | 11 | 9 | 5 |
| Average monthly rainfall (mm) | |||||||||||
| 98 | 71 | 75 | 91 | 100 | 160 | 186 | 194 | 143 | 181 | 198 | 133 |
| Average wind speed (km/h) | |||||||||||
| 28 | 28 | 26 | 25 | 26 | 28 | 26 | 23 | 20 | 21 | 23 | 26 |
| Average sea temperature (°C) | |||||||||||
| 27 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 |
| Kingstown, St Vincent & Grenadines | |||||||||||
Holiday seasons
High Season: January to May; Low season: April to December
Source: Meteorological data for St Vincent & Grenadines is based on weather statistics gathered for the 30-year period 1992 to 2021 from the closest weather stations: Argyle International Airport (SVD) and E.T. Joshua Airport (decommissioned February, 2017), located 14km (8mi) east of the capital, Kingstown, on St Vincent island. Additional climate data is sourced from the United States National Oceanic and Atmospheric Administration (NOAA).
Advice on the best time to visit a particular destination is based on average local weather statistics, when the weather conditions are generally better than at other times of the year. We consider high and low temperatures, risk of rain (and thunderstorms, etc.), amount of sunshine and sea temperature. For general outdoor activities we favour clear, rainless days with a temperature range between 18°C (64°F) and 27°C (80°F); and for hot-weather activities we favour clear, rainless days with a temperature range between 24°C (75°F) and 32°C (89°F). Often, the best times to visit correspond to high season and therefore involve higher prices.
Latest update: Best time to visit St Vincent & Grenadines: 16 May, 2024
Disclaimer: The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Weather data and conditions at any given location and time are unpredictable and variable. We assume no responsibility and can not be held legally responsible for any decisions made on the basis of the information presented on this site.
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