Manhattan in September
8.1out of 10
Yes, a good time to go
Warm and comfortable: highs around 27°C. Some rain: about 7 rainy days.
27°CAvg high
15°CAvg low
7Rainy days (79 mm)
12:14 hDaylight
07:13Sunrise · 19:28 Sunset
Why this score
- Warm and comfortable: highs around 27°C
- Some rain: about 7 rainy days
What to wear and pack
- T-shirts and light layers
- Shorts or a light skirt
How reliable is the forecast?
Rainfall in September is fairly consistent from year to year (2.2 days). Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 5°C | -6°C | 23 mm | 5 | – | – | 5.2 |
| February | 8°C | -4°C | 35 mm | 5 | – | – | 5.7 |
| March | 14°C | 2°C | 62 mm | 8 | – | – | 6.7 |
| April | 20°C | 7°C | 91 mm | 10 | – | – | 7.4 |
| May | 25°C | 13°C | 132 mm | 12 | – | – | 7.2 |
| June | 30°C | 19°C | 104 mm | 10 | – | – | 7.3 |
| July | 33°C | 21°C | 94 mm | 10 | – | – | 6.7 |
| August | 31°C | 20°C | 92 mm | 9 | – | – | 7.1 |
| September | 27°C | 15°C | 79 mm | 7 | – | – | 8.1 |
| October | 20°C | 9°C | 64 mm | 7 | – | – | 7.9 |
| November | 13°C | 2°C | 46 mm | 5 | – | – | 6.8 |
| December | 6°C | -4°C | 36 mm | 5 | – | – | 5.6 |
Frequently asked questions
How hot is Manhattan in September?
Daytime highs average 27°C and nights about 15°C.
When is the best time to visit Manhattan?
The best months are September, October.