Annual average weather for Cape Hatteras Island, United States

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Annual Average Weather for Cape Hatteras Island, United States

The annual average maximum daily temperature is 22.6°C (72.7°F) which is warm and makes sunbathing pleasant on clear days. The annual average water temperature is typically 20.0°C (68.0°F) which is comfortable for swimming though some may prefer warmer water. Annually there are on average 11.0 days of rain per month and 7.7 hours of sun per day.

When is the best time to visit Cape Hatteras Island?

The best months to visit Cape Hatteras Island are June, July, August, September, for the best beach weather, the most sunshine and optimal sunbathing and swimming conditions with the least chance of rain.

The weather is perfect for sunbathing in the months from June to September when the maximum temperature reaches above 26°C (72°F)

The sea is best for swimming between June and October when the sea temperature is above the average 20°C (68°F) which is comfortable for swimming though some may prefer warmer water.

Can you sunbathe in Cape Hatteras Island year round?

No, you can't sunbathe in Cape Hatteras Island all year round. Some months are too cold for sunbathing, however you might enjoy other beach activities such as taking a walk, going hiking along trails or just enjoying the scenery.

The weather is best for sunbathing in the months from June to September when the maximum temperature reaches above 26°C (72°F)

More info about the annual temperatures and sunshine.

Can you swim in Cape Hatteras Island year round?

No, you can't swim in Cape Hatteras Island all year round.

The warmest sea water temperatures in Cape Hatteras Island are found in August when they peak at 24°C (74°F) and lowest in March when they dip to 17°C (62°F).

The sea temperature is above average for swimming between June and October when the sea temperature is above 20°C (68°F) which is comfortable for swimming though some may prefer warmer water.

For very comfortable swimming conditions try swimming in the months from July to September when the sea temperature is above 22°C (72°F)

More info about the annual sea temperatures

When is the hottest month in Cape Hatteras Island?

The hottest month in Cape Hatteras Island is August when the average maximum temperature is very warm and perfect for sunbathing on clear days 27°C (81°F), average temperature is 23°C (74°F) and average minimum temperature is 19°C (67°F).

More info about the annual temperatures and sunshine.

When is the coldest month in Cape Hatteras Island?

The coolest month in Cape Hatteras Island is January when the average maximum temperature is 18°C (64°F), average temperature is 13°C (56°F) and average minimum temperature is 9°C (48°F).

More info about the annual temperatures and sunshine

When is the sunniest month in Cape Hatteras Island?

The sunniest days in Cape Hatteras Island are in July which has the most hours of sunshine per day. In July the sunshine percentage is 65.5% making it sunny but overcast at times. The hours of sunshine per day are 9.1hrs making the days long and bright.

More info about the annual sunshine.

When is the least sunny month in Cape Hatteras Island?

December has the least sunshine. In December the sunshine percentage is 58.1% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.8 hours of sunshine per day.

More info about the annual sunshine.

When is the driest month in Cape Hatteras Island?

The driest month in Cape Hatteras Island is May with 6.2cm (2.4inches) of rain and the least days of rain with 9.6 days with some rain, a quite rainy time to visit the beach.

More info about the annual rainfall

When is the wettest month in Cape Hatteras Island?

The wettest month in Cape Hatteras Island is December with 10.4cm (4.1inches) of rain and the most days of rain with 12.4 days with some rain, a pretty wet time to visit the beach.

More info about the annual rainfall.

When is the sea the coldest in Cape Hatteras Island?

The coldest sea water temperatures in Cape Hatteras Island are found in March when they dip to 17°C (62°F) which is cool for swimming, shorty wetsuit may help you extend your time in the water.

More info about the annual sea temperatures.

When is the sea the warmest in Cape Hatteras Island?

The warmest sea water temperatures in Cape Hatteras Island are found in August when they peak at 24°C (74°F) which is warm and pleasant for relaxing and swimming for long periods.

More info about the annual sea temperatures.

When is the most humid month in Cape Hatteras Island?

The most humid month in Cape Hatteras Island is August with a dew point (an indicator of humidity) of 19°C (67°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

More info about the annual humidity.

When is the least humid month in Cape Hatteras Island?

The least humid month in Cape Hatteras Island is January with a dew point of 10°C (51°F) which is very comfortable.

More info about the annual humidity.

When is the windiest month in Cape Hatteras Island?

The most windy month in Cape Hatteras Island is April when the average maximum windspeed is 28KM/H (17MPH) and the average wind speed is 13KM/H (8MPH).

More info about the annual wind conditions.

Annual Temperature for Cape Hatteras Island

The hottest month in Cape Hatteras Island is August when the average maximum temperature is 27°C (81°F), average temperature is 23°C (74°F) and average minimum temperature is 19°C (67°F).

The coolest month in Cape Hatteras Island is January when the average maximum temperature is 18°C (18°F), average temperature is 13°C (56°F) and average minimum temperature is 9°C (48°F).

Annual Sunshine for Cape Hatteras Island

The longest days in Cape Hatteras Island are in June, with an average of 14.3 hours of daylight per day. December has the shortest days with an average of 10 hours of daylight per day.

The sunniest days in Cape Hatteras Island are in July which has the most hours of sunshine per day. The sunshine percentage is 65.5% making it sunny but overcast at times. The hours of sunshine per day are 9.1hrs making the days long and bright.

December has the least sunshine. The sunshine percentage is 58.1% making it quite sunny but with occasional periods of cloudy and overcast skies. There are 5.8 hours of sunshine per day.

The ultraviolet index is the highest in July when it reaches 11.5 and lowest in December when it reaches 3.8.

An ultraviolet index reading above 11 indicates an extreme risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 10 minutes. Take all precautions because unprotected skin and eyes can burn in minutes. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Annual Sea Temperature for Cape Hatteras Island

The warmest sea water temperatures in Cape Hatteras Island are found in August when they peak at 24°C (74°F) and lowest in March when they dip to 17°C (62°F).

The sea is best for swimming between June and October when the temperature is above 20°C (68°F) which is comfortable for swimming though some may prefer warmer water.

Annual Rainfall for Cape Hatteras Island

The wettest month in Cape Hatteras Island is December with 10.4cm (4.1inches) of rain and the most days of rain with 12.4 days with some rain, a pretty wet time to visit the beach.

The driest month in Cape Hatteras Island is May with 6.2cm (2.4inches) of rain and the least days of rain with 9.6 days with some rain, a quite rainy time to visit the beach.

Annual Humidity for Cape Hatteras Island

The most humid month in Cape Hatteras Island is August with a dew point (an indicator of humidity) of 19°C (67°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

The least humid month in Cape Hatteras Island is January with a dew point of 10°C (51°F) which is very comfortable.

Annual Wind Speed for Cape Hatteras Island

The most windy month in Cape Hatteras Island is April when the average maximum windspeed is 28KM/H (17MPH) and the average wind speed is 13KM/H (8MPH).

The least windy month in Cape Hatteras Island is October when the average maximum windspeed is 25KM/H (15MPH) and the average wind speed is 11KM/H (7MPH).

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