New York · AutumnMonth summary
New York weather in September
✅ Good
🌡️ Temperature min / max
16°C – 25°C
🌧 Rainy days
34% of days
☀️ Sunshine
10.8h per day on average
🌊 🌊 Season
Autumn
⭐ ⭐ Weather score
7.8/10
📅 📅 Best month
June (8.3/10)
Quick decision
Should you visit New York in September?
✅ Good
✅ Yes if: you want shoulder-season value — fewer crowds, 25°C.
❌ No if: you need maximum sunshine — some overcast days are possible.
Our take: New York in September: 25°C and 10.8h of sunshine. Decent, but not the peak.
By trip type
New York in September by trip type
- 🏙️ 🏙️ City break / culture : ✅ Good
- 🚶 🚶 Outdoor activities : ✅ Good
- 🏖️ Beach / swimming : ✅ Good
- 💰 💰 Budget : 💸 Peak season
Local context
What to expect in September
🎯 Peak cultural season — museums and sites accessible in good weather conditions Autumn in New York is often underrated: 25°C, golden light and declining crowds. An interesting window. Expect rain on 34% of days — a light raincoat in the bag is recommended. A good balance between weather and crowds, even if June (8.3/10) remains theoretically better.
Browse by month
All months for New York
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| 🌨️ January | -3°C | 4°C | 31% | 2.9 | 7.3h | 4.0/10 |
| 🌦️ February | -2°C | 6°C | 35% | 3.3 | 8.1h | 4.1/10 |
| 🌫️ March | 1°C | 10°C | 33% | 3.9 | 9.8h | 5.1/10 |
| 🌦️ April | 6°C | 15°C | 41% | 3.6 | 10.2h | 6.4/10 |
| 🌤️ May | 11°C | 21°C | 41% | 3.6 | 11.5h | 7.4/10 |
| 🌤️ June | 17°C | 26°C | 36% | 2.9 | 13.0h | 8.3/10 |
| 🌤️ July | 21°C | 30°C | 44% | 4.6 | 13.0h | 7.8/10 |
| 🌤️ August | 20°C | 28°C | 40% | 3.7 | 12.0h | 8.2/10 |
| 🌤️ September | 16°C | 25°C | 34% | 4.1 | 10.8h | 7.8/10 |
| 🌤️ October | 11°C | 19°C | 29% | 4.2 | 9.4h | 7.2/10 |
| ⛅ November | 3°C | 12°C | 29% | 2.6 | 8.4h | 5.5/10 |
| 🌫️ December | -1°C | 6°C | 33% | 3.6 | 6.9h | 4.0/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In September, New York averages 25°C, 34% rainy days and 10.8h of sunshine per day. Overall weather score: 7.8/10.
See methodology →
Comparison
September vs June (best month)
The best month is June (score 8.3/10). Difference:
- 🌡️ Max temperature : +1°C
- 🌧 Rainy days : +2%
- ☀️ Sunshine : +2.2h/day
FAQ
FAQ — New York in September
Is September a good time to visit New York?
September is an excellent time to visit New York (score 7.8/10). With 25°C, 10.8h of sunshine and 34% rain, conditions are very favourable.
What to do in New York in September?
With 25°C max and 10.8h of sunshine, focus on cultural sites, museums and local gastronomy.
Accommodation
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Activities & tours
Activities and tours in New York
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