Wilmington (NC)
September
Weather in Wilmington, North Carolina for September 2027
Your guide to Wilmington weather in September - trends and predictions
In general, the average temperature in Wilmington at the beginning of September is 29.8 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 26.9 °C by the end of September.
Wilmington experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 236.2 mm.
Is September a good time to visit Wilmington? check out the best time to travel to Wilmington page.
✨ Is September a good time to visit Wilmington? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
20
Dry days
10
Rainy days
0
Snow days
28°/21°
Temperatures
17 km/h
Avg max wind
77 %
Avg humidity
Wilmington Weather September
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Temperatures trend during September in Wilmington
See the weather trend as well as the moving average line
September weather in Wilmington day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Patchy rain possible | 30° /22° | 0.9 mm | 8 | |
| Sept. 2 |  Moderate or heavy rain shower | 30° /22° | 8.7 mm | 8 | |
| Sept. 3 | Patchy rain possible | 30° /21° | 1.5 mm | 8 | |
| Sept. 4 | Patchy rain possible | 30° /23° | 1.9 mm | 8 | |
| Sept. 5 |  Light rain | 32° /22° | 8.9 mm | 8 | |
| Sept. 6 |  Heavy rain | 29° /22° | 77.1 mm | 7 | |
| Sept. 7 | Light rain | 28° /21° | 9.5 mm | 7 | |
| Sept. 8 | Patchy rain possible | 26° /19° | 0.1 mm | 7 | |
| Sept. 9 |  Overcast | 26° /19° | 0 mm | 7 | |
| Sept. 10 | Patchy rain possible | 28° /19° | 1.4 mm | 7 | |
| Sept. 11 | Overcast | 28° /21° | 0.1 mm | 7 | |
| Sept. 12 | Light rain | 27° /21° | 5.1 mm | 6 | |
| Sept. 13 |  Moderate rain | 27° /21° | 16.4 mm | 6 | |
| Sept. 14 | Light rain shower | 30° /21° | 1.2 mm | 7 | |
| Sept. 15 | Patchy rain possible | 29° /20° | 0.7 mm | 5 | |
| Sept. 16 | Heavy rain | 24° /18° | 44.5 mm | 5 | |
| Sept. 17 | Overcast | 27° /19° | 0 mm | 7 | |
| Sept. 18 | Patchy rain possible | 30° /20° | 1.1 mm | 7 | |
| Sept. 19 | Light rain | 28° /21° | 6.1 mm | 6 | |
| Sept. 20 |  Mist | 28° /20° | 0.1 mm | 5 | |
| Sept. 21 |  Partly cloudy | 29° /21° | 0.3 mm | 6 | |
| Sept. 22 | Light rain | 29° /21° | 3.5 mm | 5 | |
| Sept. 23 |  Cloudy | 26° /20° | 0.2 mm | 4 | |
| Sept. 24 | Cloudy | 26° /20° | 0.4 mm | 4 | |
| Sept. 25 | Cloudy | 27° /20° | 0 mm | 5 | |
| Sept. 26 | Light rain | 27° /20° | 9.3 mm | 6 | |
| Sept. 27 | Moderate rain | 26° /21° | 17.1 mm | 6 | |
| Sept. 28 | Patchy rain possible | 28° /20° | 1.7 mm | 7 | |
| Sept. 29 | Torrential rain shower | 27° /20° | 17.3 mm | 6 | |
| Sept. 30 | Patchy rain possible | 27° /20° | 1.1 mm | 6 | |
| Next | |||||
Important Notice
Our weather forecast for Wilmington in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Wilmington forecast closer to your planned date for the most up-to-date weather information.
Change Month
Wilmington in September - FAQ
What are the expected maximum and minimum temperatures in Wilmington during September?
During September, expect a variety of temperatures with highs around 28° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Wilmington during September?
Significant rainfall exceeding 236.2 mm is expected in Wilmington during September, occurring over more than 10 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Wilmington during September?
The average wind speed in Wilmington during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Wilmington
Explore the daily rainfall trends and prepare for Wilmingtons September weather 💧
Typically, Wilmington has 10 rainy days in September with a total of 236.2 mm of rainfall.
UV exposure in Wilmington during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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