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San Juan weather in October 2021
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- 3030°C max day temperature
- 1818 days with some rainfall
- 2323°C min night temperature
- 1212 hours of daylight per day
- HHigh heat & humidity
- 171171 mm of monthly rainfall
- 1010 (Very High) UV index
- 2929°C sea temperature
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The October weather guide for San Juan, Puerto Rico 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.
How hot is it in San Juan in October?
Daytime temperatures usually reach 30°C in San Juan in October with high heat and humidity, falling to 23°C 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.
How warm is the sea around San Juan in October?
The average sea temperature around San Juan in October is 29°C.
Does it rain in San Juan in October?
There are usually 18 days with some rain in San Juan in October and the average monthly rainfall is 171mm.
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.
Metric (°C / mm) | Imperial (°F / inches)
San Juan sunrise & sunset times for October 2021
Browse the sunrise and sunset times for San Juan in October 2021. Select a month to view San Juan sunrise & sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Friday, 1st October 2021||06:15||18:13|
|Saturday, 16th October 2021||06:19||18:01|
|Sunday, 31st October 2021||06:24||17:52|
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