East Hampton weather in September 2025

Expect 73°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in East Hampton in September. Check more long-term weather averages for East Hampton in September before you book your next holiday to New York in 2025/2026.

  • 73°F maximum daytime temperature in September in East Hampton73
    73°F max day temperature
  • 8 hours of sunshine per day
  • 8 days with some rainfall in September in East Hampton8
    8 days with some rainfall
  • 54°F minimum night-time temperature in September in East Hampton54
    54°F min night temperature
  • 12 hours of daylight per day in September in East Hampton12
    12 hours of daylight per day
  • No heat & humidity in September in East Hampton0
    No heat & humidity
  • 3.7 inches monthly rainfall in September in East Hampton3.7
    3.7 inches of monthly rainfall
  • UV (maximum) index 6 (High) in September in East Hampton6
    6 (High) UV index
  • 68°F sea temperature in September in East Hampton68
    68°F sea temperature

More about East Hampton

East Hampton by month

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

Recommended for New York

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 New York (East Hampton) 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)

Back to top

More about New York

How hot is it in East Hampton in September?

Daytime temperatures usually reach 73°F in East Hampton in September, falling to 54°F at night.

How sunny is it in East Hampton in September?

There are normally 8 hours of bright sunshine each day in East Hampton in September - that's 60% of daylight hours.

How warm is the sea around East Hampton in September?

The average sea temperature around East Hampton in September is 68°F.

Does it rain in East Hampton in September?

There are usually 8 days with some rain in East Hampton in September and the average monthly rainfall is 3.7 inches.

What is the chance of a hurricane in East Hampton in September?

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

East Hampton September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:16 18:21
Monday, 15th September 2025 05:30 17:57
Tuesday, 30th September 2025 05:45 17:32

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^