New York in September
In September, New York averages 25°C (77°F) during the day and 17°C (63°F) at night, with around 9 days of rain (99 mm total).
Conditions are comfortable for sightseeing without being sweltering. Occasional showers are likely but won't dominate.
It's peak hurricane season in New York during September. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.
25°C
Avg high
17°C
Avg low
9
Rain days
99 mm
Rainfall
New York in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 4°C / 39°F | -3°C / 27°F | 84 mm | 11 | 4 |
| February | 6°C / 43°F | -2°C / 28°F | 78 mm | 10 | 3 |
| March | 11°C / 52°F | 2°C / 36°F | 109 mm | 11 | 2 |
| April | 17°C / 63°F | 7°C / 45°F | 105 mm | 11 | 0 |
| May | 22°C / 72°F | 13°C / 55°F | 102 mm | 11 | 0 |
| June | 27°C / 81°F | 18°C / 64°F | 99 mm | 10 | 0 |
| July | 30°C / 86°F | 21°C / 70°F | 117 mm | 11 | 0 |
| August | 29°C / 84°F | 21°C / 70°F | 113 mm | 10 | 0 |
| September | 25°C / 77°F | 17°C / 63°F | 99 mm | 9 | 0 |
| October | 18°C / 64°F | 11°C / 52°F | 102 mm | 9 | 0 |
| November | 13°C / 55°F | 6°C / 43°F | 96 mm | 10 | 1 |
| December | 7°C / 45°F | 0°C / 32°F | 102 mm | 11 | 3 |
Other cities with similar September weather
Check the live 10-day forecast and sunrise/sunset.