San Juan weather in October 2025

Q: How hot is it in San Juan in October?

Daytime temperatures usually reach 31°C in San Juan in October with high heat and humidity, falling to 18°C at night.

Q: How sunny is it in San Juan in October?

There are normally 7 hours of bright sunshine each day in San Juan in October - that's 62% of daylight hours.

Q: Does it rain in San Juan in October?

There are usually 16 days with some rain in San Juan in October and the average monthly rainfall is 158mm.

Q: What is the chance of a cyclone in San Juan in October?

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

Expect 88°F daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in San Juan in October. Check more long-term weather averages for San Juan in October before you book your next holiday to Dominican Republic in 2025/2026.

88
88°F max day temperature
7
7 hours of sunshine per day
16
16 days with some rainfall
64
64°F min night temperature
12
12 hours of daylight per day
H
High heat & humidity
6.2
6.2 inches of monthly rainfall
10
10 (Very High) UV index

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The October weather guide for Dominican Republic (San Juan) 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 the Dominican Republic

How hot is it in San Juan in October?

Daytime temperatures usually reach 88°F in San Juan in October with high heat and humidity, falling to 64°F at night.

How sunny is it in San Juan in October?

There are normally 7 hours of bright sunshine each day in San Juan in October - that's 62% of daylight hours.

Does it rain in San Juan in October?

There are usually 16 days with some rain in San Juan in October and the average monthly rainfall is 6.2 inches.

What is the chance of a hurricane in San Juan in October?

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

San Juan October sunrise & sunset times

Browse the sunrise and sunset times for San Juan in October 2025. Select a month to view San Juan 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	06:36	18:33
Thursday, 16th October 2025	06:39	18:21
Friday, 31st October 2025	06:45	18:12

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Dominican Republic - quick facts
Flight time^✝	9 hours
Time difference	UK -4 hours
Language(s)	Spanish
Currency	Dominican Peso
Electricity	A + B + C plug (120V)
Driving side	Right
Why visit?	Beaches Nature Nightlife
Tourist info	Dominican Republic Tourist Board