Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September denotes a minimal variation in the average high-temperature to a still warm 77.7°F (25.4°C) from August's 81.5°F (27.5°C). Night temperatures during September in Nags Head stabilize at an average of 72.9°F (22.7°C), closely mirroring the daytime temperatures.Humidity
In Nags Head, the average relative humidity in September is 77%.Rainfall
In September, in Nags Head, the rain falls for 16.3 days. Throughout September, 3.11" (79mm) of precipitation is accumulated. In Nags Head, during the entire year, the rain falls for 165.9 days and collects up to 26.5" (673mm) of precipitation.Snowfall
April through December are months without snowfall.Daylight
In September, the average length of the day in Nags Head is 12h and 23min.On the first day of the month, sunrise is at 6:34 am and sunset at 7:29 pm. On the last day of September, sunrise is at 6:57 am and sunset at 6:47 pm EDT.
Sunshine
In Nags Head, the average sunshine in September is 9.5h.UV index
The average daily maximum UV index in September in Nags Head is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.Note: The UV index of 6 in September translates into these instructions:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Frequently asked questions
What are September temperatures in Nags Head?
What is the average humidity in September in Nags Head?
How much does it rain in Nags Head in September?
When it does not snow in Nags Head?
How many hours of daylight does Nags Head have in September?
When is the sunrise / sunset in September in Nags Head?
How long on average sun shines in September in Nags Head?
What is the UV index reading in September in Nags Head?
Average temperature in September
Nags Head, NC
- Average high temperature in September: 77.7°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (49.6°F).
- Average low temperature in September: 72.9°F
The month with the highest average low temperature is July (76.6°F).
The coldest month (with the lowest average low temperature) is January (41.4°F).
Average pressure in September
Nags Head, NC
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Nags Head, NC
- Average wind speed in September: 11.9mph
The windiest month (with the highest average wind speed) is March (14mph).
The calmest month (with the lowest average wind speed) is August (10mph).
Average humidity in September
Nags Head, NC
- Average humidity in September: 77%
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are October and November (74%).
Average rainfall in September
Nags Head, NC
- Average rainfall in September: 3.11"
The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days in September
Nags Head, NC
- Average rainfall days in September: 16.3 days
The month with the highest number of rainy days is August (19.4 days).
The month with the least rainy days is January (9.9 days).
Average snowfall in September
Nags Head, NC
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Nags Head, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.5 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Nags Head, NC
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in September: 9h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 24min).
Average sunshine days in September
Nags Head, NC
- Average sunshine days in September: 11 days
The month with the most sunshine days is December (18 days).
The month with the least sunshine days is August (8 days).
Average UV index in September
Nags Head, NC
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in September
Nags Head, NC
- Average cloud cover in September: 32
The month with the most cloud cover is March (Cloud cover 43).
The months with the least cloud cover are June and July (Cloud cover 26).
Average visibility in September
Nags Head, NC
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Nags Head, North Carolina, USA
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