Puerto Rico weather in September 2025

Expect 25°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Puerto Rico in September. Check more long-term weather averages for Puerto Rico in September before you book your next holiday to Gran Canaria in 2025/2026.

  • 25°C maximum daytime temperature in September in Puerto Rico25
    25°C max day temperature
  • 8 hours of sunshine per day
  • 1 day with some rainfall in September in Puerto Rico1
    1 day with some rainfall
  • 18°C minimum night-time temperature in September in Puerto Rico18
    18°C min night temperature
  • 12 hours of daylight per day in September in Puerto Rico12
    12 hours of daylight per day
  • Moderate heat & humidity in September in Puerto RicoM
    Moderate heat & humidity
  • 12 mm monthly rainfall in September in Puerto Rico12
    12 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in September in Puerto Rico9
    9 (Very High) UV index
  • 23°C sea temperature in September in Puerto Rico23
    23°C sea temperature

More about Puerto Rico

Puerto Rico by month

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

Recommended for Gran Canaria

TUI: up to 7% off holidays booked online

  • Book online with TUI & save up to 7% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal finder

The September weather guide for Gran Canaria (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.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about Gran Canaria

How hot is it in Puerto Rico in September?

Daytime temperatures usually reach 25°C in Puerto Rico in September with moderate heat and humidity, falling to 18°C at night.

How sunny is it in Puerto Rico in September?

There are normally 8 hours of bright sunshine each day in Puerto Rico in September - that's 64% of daylight hours.

How warm is the sea around Puerto Rico in September?

The average sea temperature around Puerto Rico in September is 23°C.

Does it ever rain in Puerto Rico in September?

There is usually 1 day with some rain in Puerto Rico in September and the average monthly rainfall is 12mm.

Puerto Rico September sunrise & sunset times

Browse the sunrise and sunset times for Puerto Rico in September 2025. Select a month to view Puerto Rico sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:42 19:23
Monday, 15th September 2025 06:48 19:07
Tuesday, 30th September 2025 06:55 18:50

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^