September · United States
Best time to visit Empire State Building in September Weather, crowds & prices
Weather in Empire State Building in September
Average temperature 21°C, 152 mm of rain, about 15 days with 6+ hours of sunshine and 77% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
6.6/10
Ranked #6 of 12 months
- Avg temp
- 21°C
- Rainfall
- 152 mm
- Humidity
- 77%
- Days with 6h+ sun
- 15
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
September in Empire State Building scores 6.6/10 for sightseeing and cultural travel - an above-average month (#6 of 12). Expect around 21°C, 152 mm of rain, and roughly 15 days with 6+ hours of sunshine this month.
The Empire State Building raises its Art Deco spire over Midtown Manhattan, with an open-air deck on the 86th floor.
September in Empire State Building: mixed conditions, plan around the weather
At 21°C (69°F) this is comfortable city weather in September, with sightseeing easiest before lunch and after the afternoon peak.
152 mm of rain signals a properly wet month, with only about 15 days with 6+ hours of sunshine to count on — build indoor options into the schedule.
That is 6.6/10 on the same scale — 6th of 12 months, versus 8.5/10 for the best month here.
Pack light clothing, a hat and real sun protection, a proper rain shell rather than an umbrella.
Budget for mid-season pricing, and crowds are moderate.
If your dates are flexible, June is materially better in Empire State Building — 1.9 points higher on the same scale.
Frequently asked
- What is the weather like in Empire State Building in September?
- In September, Empire State Building averages 21°C, 152 mm of rain, and about 15 days with 6+ hours of sunshine. Its climate-comfort score is 6.6/10.
- Is September a good time to visit Empire State Building?
- September earns a 6.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Empire State Building in September?
- Expect about 152 mm of rain in September. Average humidity is 77% and there are about 15 days with 6+ hours of sunshine.
Curated in Empire State Building
Tickets & experiences
Things to do in Empire State Building
Empire State Building, United States. Live activities and tours from GetYourGuide, matched to this destination.