New York City weather by month › September
New York City in September: weather and what to expect
It’s fine, but not the best. May is more pleasant.
September weather in New York City
Daytime high77°F 25°C
Night low59°F 15°C
Rain4.1 in 105 mm
AirA little humid
SunSunny
In September, New York City averages highs of 77°F (25°C) and lows of 59°F (15°C), with 4.1 in (105 mm) of rain. The air feels a little humid and the sun is sunny. 1991–2020 averages, not a forecast.
Pack: light layers, a rain jacket or umbrella.
Places with the same weather in September
Match out of 100 for September, one city per country.
- Milan Italy · 76°F highs98
- Yongji China · 77°F highs97
- Uijeongbu-si South Korea · 77°F highs94
- Posadas Argentina · 78°F highs92
- Aomori Japan · 76°F highs89
- Foz do Iguaçu Brazil · 81°F highs87
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