Marigot Bay weather in October 2025

Q: How hot is it in Marigot Bay in October?

Daytime temperatures usually reach 30°C in Marigot Bay in October with high heat and humidity, falling to 23°C at night.

Q: How sunny is it in Marigot Bay in October?

There are normally 7 hours of bright sunshine each day in Marigot Bay in October - that's 63% of daylight hours.

Q: How warm is the sea around Marigot Bay in October?

The average sea temperature around Marigot Bay in October is 29°C.

Q: Does it rain in Marigot Bay in October?

There are usually 18 days with some rain in Marigot Bay in October and the average monthly rainfall is 303mm.

Q: What is the chance of a cyclone in Marigot Bay in October?

On average less than 1 day in October in Marigot Bay is likely to be affected by the passage of one or more tropical storms.

Expect 86°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Marigot Bay in October. Check more long-term weather averages for Marigot Bay in October before you book your next holiday to St Lucia in 2025/2026.

86
86°F max day temperature
7
7 hours of sunshine per day
18
18 days with some rainfall
73
73°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
11.9
11.9 inches of monthly rainfall
11
11 (Extreme) UV index
84
84°F sea temperature

More about Marigot Bay

Marigot Bay by month

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The October weather guide for St Lucia (Marigot Bay) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about St Lucia

How hot is it in Marigot Bay in October?

Daytime temperatures usually reach 86°F in Marigot Bay in October with high heat and humidity, falling to 73°F at night.

How sunny is it in Marigot Bay in October?

There are normally 7 hours of bright sunshine each day in Marigot Bay in October - that's 63% of daylight hours.

How warm is the sea around Marigot Bay in October?

The average sea temperature around Marigot Bay in October is 84°F.

Does it rain in Marigot Bay in October?

There are usually 18 days with some rain in Marigot Bay in October and the average monthly rainfall is 11.9 inches.

What is the chance of a hurricane in Marigot Bay in October?

On average less than 1 day in October in Marigot Bay is likely to be affected by the passage of one or more tropical storms.

Marigot Bay October sunrise & sunset times

Browse the sunrise and sunset times for Marigot Bay in October 2025. Select a month to view Marigot Bay sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Wednesday, 1st October 2025	05:54	17:53
Thursday, 16th October 2025	05:55	17:44
Friday, 31st October 2025	05:59	17:37

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St Lucia - quick facts
Flight time^✝	9 hours
Time difference	UK -4 hours
Language(s)	English
Currency	Eastern Caribbean Dollar
Electricity	G plug (230V)
Driving side	Left
Why visit?	Beaches Nature
Tourist info	Saint Lucia Tourism Authority