New York City weather in September 2019

  • 24°C maximum daytime temperature in September in New York City24
    24°C max day temperature
  • 7 hours of sunshine per day
  • 8 days with some rainfall in September in New York City8
    8 days with some rainfall
  • 16°C minimum night-time temperature in September in New York City16
    16°C min night temperature
  • 12 hours of daylight per day in September in New York City12
    12 hours of daylight per day
  • No heat & humidity in September in New York City0
    No heat & humidity
  • 92 mm monthly rainfall in September in New York City92
    92 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in New York City6
    6 (High) UV index
  • 21°C sea temperature in September in New York City21
    21°C sea temperature
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The September weather guide for New York City, New York 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.

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

Guide to New York City weather in September

The average maximum daytime temperature in New York City in September is a warm 24°C (75°F). The average night-time temperature is usually a comfortable 16°C (61°F). There are usually 7 hours of bright sunshine each day, which represents 59% of the 12 hours of daylight.

Expect 92mm (3.6 inches) of rainfall across the whole of September with 8 days with some rain falling. Maximum UV levels will be high (6 UV index) at midday when the skies are clear.

The average sea temperature in and around New York City in September is 21°C (70°F).

New York City sunrise & sunset times for September 2019

Browse the sunrise & sunset times for New York City in September 2019. Select a month to view New York City sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st September 2019 06:23 19:29
Sunday, 15th September 2019 06:36 19:05
Monday, 30th September 2019 06:51 18:40
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