Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
September verdict
Wilmington, North Carolina, United States in September
Weather score76Very good
Very good for holiday weather
Average highs sit around 30°C, giving warm days by monthly-average standards. Sunshine averages 7.5h per day, enough for a balanced month. Rainfall averages 139mm, so some wet days are possible.
September weather
Monthly averages
Temp
30°C
Rain
139mm
Sun
7.5h
Sea
27°C
Weather score
76
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 139mm, so some wet days are possible.
Some sun
Sunshine averages 7.5h per day, enough for a balanced month.
Swimmable
Sea temperatures average 27°C, which can work for swimming but may feel fresh.
Map
Weather map
Compare Wilmington, North Carolina, United States with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September30°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsMay to September
This stretch sets the upper range for average daytime heat.
Rain
September139mm average rain
September sits near Wilmington's yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsJanuary to May and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September7.5 hours average sun
September sits close to Wilmington's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsApril to July
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
September27°C average sea
September is one of Wilmington's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJune to September
Sea temperatures are usually near 26°C in this stretch, so swimming comfort is at its strongest.
Weather score
September76 weather score
September is one of Wilmington's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsMay to September
These months have the strongest weather score in the monthly averages.
Hotels in Wilmington, North Carolina, United States
Marriott
View all
The Westin WilmingtonWilmington, Delaware, USA
Sheraton Suites Wilmington DowntownWilmington, Delaware, USA
ARRIVE Wilmington, A Member of Design Hotels™Wilmington, North Carolina, USA
Aloft Wilmington at Coastline CenterWilmington, North Carolina, USA
Courtyard Wilmington BrandywineWilmington, Delaware, USA
Courtyard Wilmington DowntownWilmington, Delaware, USA