Weather in Wilmington in September
Wilmington, United States averages a high of 26.9°C (80.4°F) and low of 20.9°C (69.6°F) in September, with 13 rain days and 9.6 hours of daily sunshine. Travel score: 76.2/100 (Good). The best time to visit Wilmington is October.
High
27°C80°F
Low
21°C70°F
🌧️
13
rain days
☀️
9.6
hrs/day sunshine
💧
80%
humidity
76— Good
September in Wilmington is warm and occasionally wet — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Wilmington?
How much does it rain in Wilmington in September?
Wilmington receives an average of 173.9mm of rainfall across 13 rainy days in September. The annual total is 1340.9mm.
What should I pack for Wilmington in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 27°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to United States in September?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
Compare Wilmington
Popular comparisons:
How can I plan my trip to Wilmington?
What other cities are near Wilmington?
What are other popular cities in United States?
What is the weather like in other months in Wilmington?
Data based on 1994–2024 averages · Last updated: 2024-12-31