Palm Island weather in September 2025

Q: How hot is it in Palm Island in September?

Daytime temperatures usually reach 30°C in Palm Island in September with very high heat and humidity, falling to 23°C at night.

Q: How sunny is it in Palm Island in September?

There are normally 7 hours of bright sunshine each day in Palm Island in September - that's 60% of daylight hours.

Q: How warm is the sea around Palm Island in September?

The average sea temperature around Palm Island in September is 29°C.

Q: Does it rain in Palm Island in September?

There are usually 21 days with some rain in Palm Island in September and the average monthly rainfall is 186mm.

Q: What is the chance of a cyclone in Palm Island in September?

On average less than 1 day in September in Palm Island 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 7 hours of sunshine per day in Palm Island in September. Check more long-term weather averages for Palm Island in September before you book your next holiday to St Vincent & the Grenadines in 2025/2026.

30
30°C max day temperature
7
7 hours of sunshine per day
21
21 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
186
186 mm of monthly rainfall
11
11+ (Extreme) UV index
29
29°C sea temperature

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The September weather guide for St Vincent & the Grenadines (Palm Island) 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 Vincent & the Grenadines

How hot is it in Palm Island in September?

Daytime temperatures usually reach 30°C in Palm Island in September with very high heat and humidity, falling to 23°C at night.

How sunny is it in Palm Island in September?

There are normally 7 hours of bright sunshine each day in Palm Island in September - that's 60% of daylight hours.

How warm is the sea around Palm Island in September?

The average sea temperature around Palm Island in September is 29°C.

Does it rain in Palm Island in September?

There are usually 21 days with some rain in Palm Island in September and the average monthly rainfall is 186mm.

What is the chance of a hurricane in Palm Island in September?

On average less than 1 day in September in Palm Island is likely to be affected by the passage of one or more tropical storms.

Palm Island September sunrise & sunset times

Browse the sunrise and sunset times for Palm Island in September 2025. Select a month to view Palm Island 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
Monday, 1st September 2025	05:55	18:16
Monday, 15th September 2025	05:55	18:06
Tuesday, 30th September 2025	05:55	17:56

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St Vincent and the Grenadines - quick facts
Flight time^✝	11 hours
Time difference	UK -4 hours
Language(s)	English
Currency	Eastern Caribbean Dollar
Electricity	A + B + G plug (110V)
Driving side	Left
Why visit?	Beaches Nature
Tourist info	St. Vincent & the Grenadines Tourism Authority