Castries Weather by Month — Temperature & Rainfall Guide

Castries is a region in Saint Lucia. Many people wonder what the weather conditions are in Castries over the year. What is the best time to visit Castries?

This page shows the average weather conditions by month in Castries over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Castries is generally perfect. In Soufrière you can expect warm maximum average daytime temperatures around 29°C (84°F) and nighttime temperatures around 24°C (75°F).

Find more detailed climate information for Castries in January here.

In February the weather in Castries is generally perfect. In Soufrière you can expect warm maximum average daytime temperatures around 29°C (84°F) and nighttime temperatures around 24°C (75°F).

Find more detailed climate information for Castries in February here.

In March the weather in Castries ranges from pleasant in Castries to perfect in Soufrière. In Soufrière you can expect warm maximum average daytime temperatures around 29°C (84°F) and nighttime temperatures around 24°C (75°F).

Find more detailed climate information for Castries in March here.

In April the weather in Castries ranges from pleasant in Soufrière to perfect in Mon Repos. In Soufrière you can expect warm maximum average daytime temperatures around 30°C (86°F) and nighttime temperatures around 25°C (77°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Castries in April here.

In May the weather in Castries is generally pleasant. In Soufrière you can expect very warm maximum average daytime temperatures around 30°C (86°F) and nighttime temperatures around 26°C (79°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Castries in May here.

In June the weather in Castries is generally pleasant. In Soufrière you can expect very warm maximum average daytime temperatures around 30°C (86°F) and nighttime temperatures around 26°C (79°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Castries in June here.

In July the weather in Castries ranges from tolerable in Soufrière to pleasant in Castries. In Soufrière you can expect very warm maximum average daytime temperatures around 30°C (86°F) and nighttime temperatures around 26°C (79°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Castries in July here.

In August the weather in Castries is generally tolerable. In Soufrière you can expect very warm maximum average daytime temperatures around 31°C (88°F) and nighttime temperatures around 26°C (79°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Castries in August here.

In September the weather in Castries is generally tolerable. In Soufrière you can expect very warm maximum average daytime temperatures around 31°C (88°F) and nighttime temperatures around 26°C (79°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Castries in September here.

In October the weather in Castries is generally tolerable. In Soufrière you can expect very warm maximum average daytime temperatures around 30°C (86°F) and nighttime temperatures around 26°C (79°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Castries in October here.

In November the weather in Castries ranges from tolerable in Soufrière to pleasant in Mon Repos. In Soufrière you can expect warm maximum average daytime temperatures around 30°C (86°F) and nighttime temperatures around 25°C (77°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Castries in November here.

In December the weather in Castries ranges from pleasant in Castries to perfect in Soufrière. In Soufrière you can expect warm maximum average daytime temperatures around 29°C (84°F) and nighttime temperatures around 25°C (77°F). These night and day temperatures are an average and some days may be even warmer. So be prepared and bring light clothes.

Find more detailed climate information for Castries in December here.