Weather in Gros Islet, St Lucia in September

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Visiting Gros Islet, St Lucia in September

The weather in September is slightly warmer than the previous month. September has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 59% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.2 hours of sunshine per day. It is a good time for sunbathing in Gros Islet.

September has total rainfall of 26.1cm (10.3inches) making it quite rainy but mostly with moderate tropical showers. There are only 12.7 days with some rainfall so you can still enjoy the beach on the many clear days.

Sea temperatures are a very warm 29°C (84°F). September is an excellent month for swimming in Gros Islet with very comfortable temperatures for bathing all day. The sea temperature in September is slightly warmer than the previous month.

Consider visiting Gros Islet in the months of January, February, March, April, for the best beach weather. Also consider one of our other suggestions for September.

Can you sunbathe in Gros Islet in September?

Yes, September is a good time for sunbathing in Gros Islet.

September has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 59% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.2 hours of sunshine per day. September has total rainfall of 26.1cm (10.3inches) making it quite rainy but mostly with moderate tropical showers. There are only 12.7 days with some rainfall so you can still enjoy the beach on the many clear days.

More about September temperature and sunshine.

Can you swim in Gros Islet in September?

Yes, September is an excellent month for swimming in Gros Islet with very warm sea temperatures 29°C (84°F).

More about September sea temperatures.

Is September a good time to holiday in Gros Islet?

Yes, September is a good time for a holiday in Gros Islet.

September has average maximum temperatures of 31°C (88°F) which is very hot and perfect for sunbathing on clear days. The sunshine percentage is 59% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.2 hours of sunshine per day. September has total rainfall of 26.1cm (10.3inches) making it quite rainy but mostly with moderate tropical showers. There are only 12.7 days with some rainfall so you can still enjoy the beach on the many clear days. It is a good time for sunbathing in Gros Islet. Sea temperatures are a very warm 29°C (84°F). September is an excellent month for swimming in Gros Islet with very comfortable temperatures for bathing all day.

More about the September temperatures and sunshine.

Is Gros Islet warm in September?

Yes, Gros Islet is very hot and perfect for sunbathing on clear days in September.

The average maximum temperature in Gros Islet in September is 31°C (88°F). The average maximum temperature is 31°C (87°) in the previous month and 31°C (87°F) in the next month.

The average temperature in Gros Islet in September is 28°C (83°F). The average temperature is 28°C (83°F) in the previous month and 28°C (83°F) in the next month.

More info about the September temperatures and sunshine.

How sunny is Gros Islet in September?

The average day light hours per day in Gros Islet in September are 12.2. The sunshine percentage is 59% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.2 hours of sunshine per day.

More about September sunshine.

Temperature in Gros Islet in September

The weather in September is slightly warmer than the previous month. The average maximum temperature in Gros Islet in September is 31°C (88°F). The average maximum temperature is 31°C (87°F) in the previous month and 31°C (87°F) in the next month.

The average temperature in Gros Islet in September is 28°C (83°F). The average temperature is 28°C (83°F) in the previous month and 28°C (83°F) in the next month.

The average minimum temperature in Gros Islet in September is 26°C (79°F). The minimum temperature is 26°C (79°F) in the previous month and 26°C (78°F) in the next month.

Sunshine in Gros Islet in September

The days in September are marginally shorter than the previous month and days continue to get marginally shorter into October. During September the average day light hours are 12.2 per day in Gros Islet. The sunshine percentage is 59% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 7.2 hours of sunshine per day.

The ultraviolet index in Gros Islet in September is typically 13 during September. 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.

Sea Temperature in Gros Islet in September

The average sea water temperature in Gros Islet in September is 28.7°C (83.7°F) which is very warm and ideal for relaxing and swimming for the whole day. The sea temperature in September is slightly warmer than the previous month.

Rainfall in Gros Islet in September

September weather is marginally wetter than the previous month and rainfall continues to rise slightly into October. September has far fewer days of rain than the previous month. The average total rainfall in Gros Islet in September is 26.1cm (10.3inches) and on average there are 12.7 rainy days in September making it a pretty wet time to visit the beach.

Humidity in Gros Islet in September

The maximum dew point (an indicator of humidity) in Gros Islet in September is 25°C (77°F) which is very uncomfortable and fairly oppressive unless you are on a beach. At night you would most likely require airconditioning. The dew point is 25°C (77°F) in the previous month and 25°C (25°F) in the next month.

The average maximum relative humidity in Gros Islet in September is typically 89.2%. The maximum relative humidity is 89.3% in the previous month and 89.6% in the next month.

The average relative humidity in Gros Islet in September is typically 76.1%. The average relative humidity is 77.3% in the previous month and 77.1% in the next month.

Wind Speed in Gros Islet in September

The average maximum wind speed in Gros Islet in September is typically 22KM/H (14MPH). The average maximum wind speed is 24KM/H (15MPH) in the previous month and 22KM/H (14MPH) in the next month.

The average wind speed in Gros Islet in September is typically 11KM/H (7MPH). The average wind speed is 13KM/H (8MPH) in the previous month and 11KM/H (7MPH) in the next month.

The average wind direction in Gros Islet in September is from the East-Southeast.

Monthly Averages

Suggested Beaches in September

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