Roanoke Island weather in September 2025

Q: How hot is it in Roanoke Island in September?

Daytime temperatures usually reach 27°C in Roanoke Island in September with moderate heat and humidity, falling to 18°C at night.

Q: How sunny is it in Roanoke Island in September?

There are normally 8 hours of bright sunshine each day in Roanoke Island in September - that's 62% of daylight hours.

Q: How warm is the sea around Roanoke Island in September?

The average sea temperature around Roanoke Island in September is 24°C.

Q: Does it rain in Roanoke Island in September?

There are usually 8 days with some rain in Roanoke Island in September and the average monthly rainfall is 118mm.

Q: What is the chance of a cyclone in Roanoke Island in September?

On average 1.4 days in September in Roanoke Island are likely to be affected by the passage of one or more tropical storms.

Expect 81°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Roanoke Island in September. Check more long-term weather averages for Roanoke Island in September before you book your next holiday to North Carolina in 2025/2026.

81
81°F max day temperature
8
8 hours of sunshine per day
8
8 days with some rainfall
64
64°F min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
4.6
4.6 inches of monthly rainfall
8
8 (Very High) UV index
75
75°F sea temperature

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The September weather guide for North Carolina (Roanoke Island) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about the USA

How hot is it in Roanoke Island in September?

Daytime temperatures usually reach 81°F in Roanoke Island in September with moderate heat and humidity, falling to 64°F at night.

How sunny is it in Roanoke Island in September?

There are normally 8 hours of bright sunshine each day in Roanoke Island in September - that's 62% of daylight hours.

How warm is the sea around Roanoke Island in September?

The average sea temperature around Roanoke Island in September is 75°F.

Does it rain in Roanoke Island in September?

There are usually 8 days with some rain in Roanoke Island in September and the average monthly rainfall is 4.6 inches.

What is the chance of a hurricane in Roanoke Island in September?

On average 1.4 days in September in Roanoke Island are likely to be affected by the passage of one or more tropical storms.

Roanoke Island September sunrise & sunset times

Browse the sunrise and sunset times for Roanoke Island in September 2025. Select a month to view Roanoke Island sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Monday, 1st September 2025	05:35	18:30
Monday, 15th September 2025	05:46	18:09
Tuesday, 30th September 2025	05:57	17:47

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North Carolina - quick facts
Flight time^✝	9 hours
Time difference	UK -5 hours
Language(s)	English
Currency	US Dollar
Electricity	A + B plug (120V)
Driving side	Right
Visa^✝	Yes
Why visit?	Nature
Tourist info	Economic Development Partnership of North Carolina