Montego Bay weather in September 2025

Q: How hot is it in Montego Bay in September?

Daytime temperatures usually reach 31°C in Montego Bay in September with very high heat and humidity, falling to 23°C at night.

Q: How sunny is it in Montego Bay in September?

There are normally 7 hours of bright sunshine each day in Montego Bay in September - that's 54% of daylight hours.

Q: How warm is the sea around Montego Bay in September?

The average sea temperature around Montego Bay in September is 29°C.

Q: Does it rain in Montego Bay in September?

There are usually 14 days with some rain in Montego Bay in September and the average monthly rainfall is 127mm.

Q: What is the chance of a cyclone in Montego Bay in September?

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

Expect 31°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Montego Bay in September. Check more long-term weather averages for Montego Bay in September before you book your next holiday to Jamaica in 2025/2026.

31
31°C max day temperature
7
7 hours of sunshine per day
14
14 days with some rainfall
23
23°C min night temperature
12
12 hours of daylight per day
VH
Very High heat & humidity
127
127 mm of monthly rainfall
11
11+ (Extreme) UV index
29
29°C sea temperature

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The September weather guide for Jamaica (Montego 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 Jamaica

How hot is it in Montego Bay in September?

Daytime temperatures usually reach 31°C in Montego Bay in September with very high heat and humidity, falling to 23°C at night.

How sunny is it in Montego Bay in September?

There are normally 7 hours of bright sunshine each day in Montego Bay in September - that's 54% of daylight hours.

How warm is the sea around Montego Bay in September?

The average sea temperature around Montego Bay in September is 29°C.

Does it rain in Montego Bay in September?

There are usually 14 days with some rain in Montego Bay in September and the average monthly rainfall is 127mm.

What is the chance of a hurricane in Montego Bay in September?

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

Montego Bay September sunrise & sunset times

Browse the sunrise and sunset times for Montego Bay in September 2025. Select a month to view Montego 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
Monday, 1st September 2025	05:57	18:26
Monday, 15th September 2025	06:00	18:14
Tuesday, 30th September 2025	06:02	18:01

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Jamaica - quick facts
Flight time^✝	10 hours
Time difference	UK -5 hours
Language(s)	English
Currency	Jamaican Dollar
Electricity	A + B plug (110V)
Driving side	Left
Why visit?	Beaches Culture Nature Nightlife
Tourist info	Jamaica Tourist Board