Marigot Bay weather in July 2025

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

Daytime temperatures usually reach 30°C in Marigot Bay in July with high heat and humidity, falling to 24°C at night.

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

There are normally 8 hours of bright sunshine each day in Marigot Bay in July - that's 61% of daylight hours.

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

The average sea temperature around Marigot Bay in July is 28°C.

Q: Does it rain in Marigot Bay in July?

There are usually 21 days with some rain in Marigot Bay in July and the average monthly rainfall is 291mm.

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

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

Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Marigot Bay in July. Check more long-term weather averages for Marigot Bay in July before you book your next holiday to St Lucia in 2025/2026.

30
30°C max day temperature
8
8 hours of sunshine per day
21
21 days with some rainfall
24
24°C min night temperature
13
13 hours of daylight per day
H
High heat & humidity
291
291 mm of monthly rainfall
11
11+ (Extreme) UV index
28
28°C sea temperature

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The July 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 / mm) | Imperial (°F / inches)

More about St Lucia

How hot is it in Marigot Bay in July?

Daytime temperatures usually reach 30°C in Marigot Bay in July with high heat and humidity, falling to 24°C at night.

How sunny is it in Marigot Bay in July?

There are normally 8 hours of bright sunshine each day in Marigot Bay in July - that's 61% of daylight hours.

How warm is the sea around Marigot Bay in July?

The average sea temperature around Marigot Bay in July is 28°C.

Does it rain in Marigot Bay in July?

There are usually 21 days with some rain in Marigot Bay in July and the average monthly rainfall is 291mm.

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

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

Marigot Bay July sunrise & sunset times

Browse the sunrise and sunset times for Marigot Bay in July 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
Tuesday, 1st July 2025	05:40	18:36
Wednesday, 16th July 2025	05:44	18:36
Thursday, 31st July 2025	05:48	18:33

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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