Hatteras
North Carolina, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Hatteras, NC

The first month of the autumn, Septiembre, is also a moderately hot month in Hatteras, North Carolina, with average temperature varying between 80.6°F (27°C) and 66.2°F (19°C).

Temperature

In Hatteras, the average high-temperature in Septiembre marginally drops, from a tropical 86°F (30°C) in Agosto, to a warm 80.6°F (27°C). In Septiembre, the average low-temperature is 66.2°F (19°C).

Rainfall

In Hatteras, during 8 rainfall days, 4.96" (126mm) of precipitation is typically accumulated. In Hatteras, during the entire year, the rain falls for 113 days and collects up to 53.35" (1355mm) of precipitation.

Ocean temperature

In Hatteras, North Carolina, the average water temperature is 78.8°F (26°C).
Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In Hatteras, North Carolina, the average length of the day in Septiembre is 12.4h.

Sunshine

In Hatteras, the average sunshine in Septiembre is 8h.

UV index

In Hatteras, the average daily maximum UV index is 8. A UV Index reading of 8 to 10 represents a very high health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 8 interpret into the following advice:
Take extra precautions. Protection against sun damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in Septiembre in Hatteras?

In Septiembre, in Hatteras, the average high-temperature is 80.6°F (27°C), and the average low-temperature is 66.2°F (19°C).

How many days does it rain in Septiembre in Hatteras?

In Hatteras, in Septiembre, it is raining for 8 days, with typically 4.96" (126mm) of accumulated precipitation.

What is the ocean temperature in Septiembre in Hatteras?

In Septiembre, the average ocean temperature in Hatteras, North Carolina, is 78.8°F (26°C). Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

How many hours of daylight does Hatteras have in Septiembre?

In Septiembre, the average length of the day is 12.4h.

How long on average sun shines in Septiembre in Hatteras?

In Hatteras, North Carolina, the average sunshine in Septiembre is 8h.

What is the UV index reading in Septiembre in Hatteras?

The average daily maximum UV index in Septiembre in Hatteras, North Carolina, is 8. A UV Index estimate of 8 to 10 represents a very high health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in September - Hatteras, NC
  • Average high temperature in September: 81°F

Warmest months (with the highest average high temperature) are July and August (86°F).
The month with the lowest average high temperature is January (52°F).

  • Average low temperature in September: 66°F

Months with the highest average low temperature are July and August (72°F).
Coldest months (with the lowest average low temperature) are January and February (36°F).

Average rainfall in September - Hatteras, NC
  • Average rainfall in September: 5"

The wettest month (with the highest rainfall) is August (5.9").
The driest month (with the lowest rainfall) is April (3.3").

Average rainfall days in September - Hatteras, NC
  • Average rainfall days in September: 8 days

Months with the highest number of rainy days are July and August (11 days).
Months with the lowest number of rainy days are September, October and November (8 days).

Average sea temperature in September - Hatteras, NC
  • Average sea temperature in September: 79°F

Best months for swimming (with the highest average sea temperature) are July and August (81°F).
The coldest month (with the lowest average sea temperature) is February (61°F).

Average daylight in September / Average sunshine in September - Hatteras, NC
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 8h

Months with most sunshine are April, May, June, July and August (Average sunshine: 9h).
Months with least sunshine are January and December (Average sunshine: 5).

Average UV index in September - Hatteras, NC
  • Average UV index in September: 8

Months with the highest UV index are June and July (UV index 10).
Months with the lowest UV index are January, November and December (UV index 3).