Annual average weather for St Vincent and the Grenadines

Annual Temperature for St Vincent and the Grenadines

The hottest month in St Vincent and the Grenadines is September when the average maximum temperature is 31°, average temperature is 29° and average minimum temperature is 27°.

The coolest month in St Vincent and the Grenadines is January when the average maximum temperature is 29°, average temperature is 27° and average minimum temperature is 26°.

Annual Sunshine for St Vincent and the Grenadines

The longest days in St Vincent and the Grenadines are in June, with an average of 12.9 hours of daylight per day. January has the shortest days with an average of 11.4 hours of daylight per day.

The sunniest days in St Vincent and the Grenadines are in September which has the most hours of sunshine per day with an average of 9.2 hours of sunshine per day, making it a sunny month with few clouds. January has the least sunshine with an average of 5.1 hours of sunshine per day, making it a sunny month that is overcast at times.

The ultraviolet index is the highest in April when it reaches 14.4 and lowest in December when it reaches 9.3.

An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Annual Sea Temperature for St Vincent and the Grenadines

The warmest sea water temperatures in St Vincent and the Grenadines are found in September when they peak at 29° and lowest in March when they dip to 27°.

The sea is excellent for swimming all year round as the water temperature is very warm and ideal for relaxing and swimming for the whole day.

Annual Rainfall for St Vincent and the Grenadines

The wettest month in St Vincent and the Grenadines is July with 1.9cm of rain and the most days of rain with 15.1 days with some rain, a wet time to visit the beach.

The driest month in St Vincent and the Grenadines is February with 0.3cm of rain and March has the fewest days of rain with 7.9 days with some rain, a dry time to visit the beach.

Annual Humidity for St Vincent and the Grenadines

The most humid month in St Vincent and the Grenadines is August with a dew point (an indicator of humidity) of 25° which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning.

The least humid month in St Vincent and the Grenadines is February with a dew point of 22° which is very humid and quite uncomfortable for most unless you are on a beach. At night you would most likely require a fan.

Annual Wind Speed for St Vincent and the Grenadines

The most windy month in St Vincent and the Grenadines is January when the average maximum windspeed is 30kmh and the average wind speed is 23kmh.

The least windy month in St Vincent and the Grenadines is September when the average maximum windspeed is 21kmh and the average wind speed is 15kmh.

Monthly Averages

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