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New York City weather in September 2021
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- 2424°C max day temperature
- 88 days with some rainfall
- 1616°C min night temperature
- 1212 hours of daylight per day
- 0No heat & humidity
- 9292 mm of monthly rainfall
- 66 (High) UV index
- 2121°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.
How hot is it in New York City in September?
Daytime temperatures usually reach 24°C in New York City in September, falling to 16°C at night.
How sunny is it in New York City in September?
There are normally 7 hours of bright sunshine each day in New York City in September - that's 59% of daylight hours.
How warm is the sea around New York City in September?
The average sea temperature around New York City in September is 21°C.
Does it rain in New York City in September?
There are usually 8 days with some rain in New York City in September and the average monthly rainfall is 92mm.
What is the chance of a hurricane in New York City in September?
On average less than 1 day in September in New York City is likely to be affected by the passage of one or more tropical storms.
Metric (°C / mm) | Imperial (°F / inches)
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New York City sunrise & sunset times for September 2021
Browse the sunrise & sunset times for New York City in September 2021. Select a month to view New York City sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Wednesday, 1st September 2021||06:23||19:28|
|Wednesday, 15th September 2021||06:37||19:04|
|Thursday, 30th September 2021||06:52||18:39|
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Where is hot in New York in September for 2021/2022?
Below are average maximum temperatures at popular destinations in New York in September. Select a destination to see more weather parameters.
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