Wilmington Weather in September
During September, Wilmington experiences high daytime temperatures of 29°C (84°F) and cooler nights around 19°C (66°F). As the wettest month of the year, expect frequent rainfall.
Rainfall in Wilmington in September
With peak rainfall occurring this month, heavy downpours are common. It's advisable to have a poncho on hand to manage the rain. Looking at the last 30 years, the data shows about 12 days with rain, averaging 215 mm (8.5 in) for the month. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.
Temperature in Wilmington in September
If you're visiting Wilmington in September, expect highs of 29°C (84°F) and overnight lows around 19°C (66°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 19°C (66°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.Our weather planner can help you find worldwide destinations with pleasant weather during this period. April typically offers the best weather for Wilmington.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Wilmington's climate page.
Wilmington Temperature in September
Min Temperature
19°C (66°F)
Max Temperature
29°C (84°F)
Chance of Rain
41%
Precipitation
215 mm (8.5 in)
Rainy days
12 days
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
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tolerable
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What to Wear in Wilmington in September
Warm but pleasant conditions in Wilmington in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions.What To Do in Wilmington in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Wilmington's climate page.
See the full Wilmington climate overview or explore weather in the United States of America.
