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Gros Islet weather in September (Saint Lucia)

Curious about the climate in Gros Islet this September? Here's what you need to know about the weather for the month.

Temperatures

September in Gros Islet generally includes very high temperatures and high rainfall. Daytime temperatures generally peak at 31°C, but after sunset, they often decrease to around 26°C.

While these temperatures are typical, some days might be even hotter. Always be prepared for the unexpected spikes in warmth. Dressing in lightweight and breathable outfits will help you stay cool. Don't forget to stay hydrated and wear sun protection to handle the heat better.

Precipitation

Gros Islet in September usually receives high rainfall, averaging around 138 mm for the month. Expect around 24 days of rain based on historical data.

Average sunshine

With approximately 238 hours hours of sun, the days are filled with brightness. It makes it a perfect month for outdoor activities.

If you prefer dry days with pleasant temperatures, September may not be the ideal month to visit Gros Islet. January, February, March, April and December typically offer the most optimal weather. In contrast, July, August, September, October and November tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Gros Islet climate page with graphs.

 

Gros Islet, monthly averages in September

Min TemperatureMin Temperature 26°C  
Max TemperatureMax Temperature 31°C  
Chance of RainChance of Rain 81%  
PrecipitationPrecipitation 138 mm  
Rainy daysRainy days 24 days  
HumidityHumidity 81% *  
SunshineSunshine 238 hours *  
Percentage SunshinePercentage Sunshine *  
Data from: Saint Lucia, Saint Lucia (8 KM, 5 Miles).

Where to go in Saint Lucia in September

Find out more about the weather in Saint Lucia and which places have the best travel conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
9/10
Cycling
7/10
Walking
7/10
Camping
7/10
Outdoor sports
7/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Gros Islet.

Our site offers climate and forecast data for every country in the world. Are you going to Saint Lucia? On this website you can find historical weather averages for many cities in Saint Lucia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.