Montserrat weather in September 2025

Q: How hot is it in Montserrat in September?

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

Q: How sunny is it in Montserrat in September?

There are normally 7 hours of bright sunshine each day in Plymouth, Montserrat in September - that's 61% of daylight hours.

Q: How warm is the sea around Montserrat in September?

The average sea temperature around Plymouth, Montserrat in September is 29°C.

Q: Does it rain in Montserrat in September?

There are usually 18 days with some rain in Plymouth, Montserrat in September and the average monthly rainfall is 203mm.

Q: What is the chance of a hurricane in Montserrat in September?

On average 1.2 days in September in Plymouth, Montserrat are 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 Montserrat in September. Check more long-term weather averages for Montserrat in September before you book your next holiday to Montserrat in 2025/2026.

30
30°C max day temperature
7
7 hours of sunshine per day
18
18 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
H
High heat & humidity
203
203 mm of monthly rainfall
11
11+ (Extreme) UV index
29
29°C sea temperature

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The September weather guide for Montserrat, represented by Plymouth, (Plymouth) 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)

How hot is it in Montserrat in September?

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

How sunny is it in Montserrat in September?

There are normally 7 hours of bright sunshine each day in Plymouth, Montserrat in September - that's 61% of daylight hours.

How warm is the sea around Montserrat in September?

The average sea temperature around Plymouth, Montserrat in September is 29°C.

Does it rain in Montserrat in September?

There are usually 18 days with some rain in Plymouth, Montserrat in September and the average monthly rainfall is 203mm.

What is the chance of a hurricane in Montserrat in September?

On average 1.2 days in September in Plymouth, Montserrat are likely to be affected by the passage of one or more tropical storms.

Montserrat September sunrise & sunset times

Browse the sunrise and sunset times for Montserrat in September 2025. Select a month to view Montserrat sunrise and sunset times for the next 12 months. The Montserrat sunrise and sunset times shown below are for Plymouth.

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

Date	Sunrise times	Sunset times
Monday, 1st September 2025	05:56	18:22
Monday, 15th September 2025	05:57	18:10
Tuesday, 30th September 2025	05:59	17:58

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Montserrat - quick facts
Time difference	UK -4 hours
Language(s)	English
Currency	Eastern Caribbean Dollar
Electricity	A + B plug (230V)
Driving side	Left
Tourist info	Montserrat Tourism Division