August Rainfall and Precipitation in Saint Lucia

Monthly rainfall totals, rainy days and the driest cities across Saint Lucia in August.

Saint Lucia experiences precipitation in August ranging from high in Castries (114 mm (4.5 in)) to high in Mon Repos (142 mm (5.6 in)).

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For a detailed overview over the year and the best time to visit Saint Lucia, check out our Saint Lucia's climate page.

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Best Places to Visit in Saint Lucia in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Saint Lucia.

Conditions Temperatures Precipitation

Temperatures Precipitation

Monthly precipitation 0 mm (0 in) dry → 150 mm (5.9 in) wet

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in August: blue is cold, red is hot.

Marker color shows total monthly precipitation in August: pale blue is dry, deep blue is wet.

Regions in Saint Lucia

Drill down to August weather for any region in Saint Lucia.

Castries

Popular cities in Saint Lucia

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Saint Lucia precipitation in August: frequently asked questions

How much rainfall does Saint Lucia receive in August?

In August, Gros Islet typically receives significant rainfall, averaging around 131 mm (5.2 in). Expect a mix of wet and dry days with occasional showers.

How many days does it rain in Saint Lucia in August?

On average, Gros Islet has about 20 days days of rain in August.

Is August part of the rainy season in Saint Lucia?

No. August sits outside the typical rainy season in Saint Lucia, so you can expect drier conditions overall.

What is the wettest city in August in Saint Lucia?

Mon Repos is the wettest city in Saint Lucia in August according to our database, with average rainfall of around 142 mm (5.6 in).

What is the driest city in August in Saint Lucia?

Based on our database, Castries sees the least rainfall in Saint Lucia in August, with around 114 mm (4.5 in) on average.

Interested in more climate information?

We have much more information about the climate in Saint Lucia.

Weather and climate has detailed information for every country in the world. Are you going to Saint Lucia? Get detailed 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.