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St Lucia
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St Lucia Weather August

St Lucia is located in wet tropical or so-called equatorial climate zone, which is known for hot, humid weather and lack of apparent seasonal fluctuation.

To help you choose the best time to travel, you can find climate data below on the weather in St Lucia in August.

day temperatureaverage daily high+31.3°C
night temperatureaverage daily low+25.2°C
sea temperaturesea temperature+28.9°C
day lengthdaytime12.9 h
average monthly precipitationaverage monthly precipitation137 mm

High season with the best weather conditions for the beach leisure in St Lucia are typically January, February, March, April, December.

Best places in August


Temperature in St Lucia

In August the average daily maximum in St Lucia is +31.3°C, and the minimum +25.2°C.

The hottest August day on record is +33.4°C, and the coldest +21°C.

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Best beach resorts in August:

Venice
Italy

Barcelona
Spain

Nice
France

Rimini
Italy

Cannes
France

Lisbon
Portugal


Marseille
France

Algarve
Portugal

Marbella
Spain

Lignano
Italy

Naples
Italy

Split
Croatia


Daylight hours

There are 12.9 hours of daylight in St Lucia in August.

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Sea temperature

The average monthly temperature in the Caribbean Sea on the beaches of Saint Lucia in August is +28.9°C.

The water is not only warm enough to bathe in, but it is also possible to stay in the water for an extended amount of time.

St Lucia climate by month


Precipitation

The amount of precipitation in St Lucia in August is usually 137 mm, which may ruin part of the trip.