May weather forecast and climate
Harkers Island, NC

May, the last month of the spring, in Harkers Island, is a moderately hot month, with average temperature ranging between min 68.2°F (20.1°C) and max 74.1°F (23.4°C).

Temperature

In May, the average high-temperature marginally rises, from an enjoyable 66.9°F (19.4°C) in April, to a moderately hot 74.1°F (23.4°C). The average low-temperature, in Harkers Island, is 68.2°F (20.1°C).

Humidity

May through August, with an average relative humidity of 78%, are most humid months in Harkers Island.

Rainfall

In Harkers Island, it is raining for 14.6 days, with typically 2.68" (68mm) of accumulated precipitation. Throughout the year, there are 181.4 rainfall days, and 34.76" (883mm) of precipitation is accumulated.

Snowfall

In Harkers Island snow does not fall in March through December.

Ocean temperature

In Harkers Island, North Carolina, the average water temperature is 72.1°F (22.3°C).
Note: For individuals prone to feeling cold, swimming in 73.4°F (23°C) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 72.1°F (22.3°C).

Daylight

In Harkers Island, the average length of the day is 14h.

Sunshine

In Harkers Island, North Carolina, the average sunshine is 10.1h.

UV index

In May, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health hazard from the exposure to the Sun's UV rays for average individuals.
Note: The average daily UV index of 6 in May transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. 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 reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in May in Harkers Island?

In May, in Harkers Island, North Carolina, the average high-temperature is 74.1°F (23.4°C), and the average low-temperature is 68.2°F (20.1°C).

What are the most humid months in Harkers Island?

May through August, with an average relative humidity of 78%, are most humid months in Harkers Island.

What is the average humidity in May in Harkers Island?

In May, the average relative humidity is 78%.

How much does it rain in Harkers Island in May?

In Harkers Island, North Carolina, in May, it is raining for 14.6 days, with typically 2.68" (68mm) of accumulated precipitation.

When it does not snow in Harkers Island?

In Harkers Island snow does not fall in March through December.

What is the ocean temperature in May in Harkers Island?

In May, the average ocean temperature in Harkers Island, North Carolina, is 72.1°F (22.3°C). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 72.1°F (22.3°C) water.

How many hours of daylight does Harkers Island have in May?

The average length of the day in May in Harkers Island, North Carolina, is 14h.

How many hours of sunshine does Harkers Island have in May?

In May, the average sunshine in Harkers Island, North Carolina, is 10.1h.

How high is the UV index in May in Harkers Island?

In Harkers Island, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in May - Harkers Island, NC
  • Average high temperature in May: 74.1°F

The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (54.1°F).

  • Average low temperature in May: 68.2°F

The month with the highest average low temperature is July (78.3°F).
The coldest month (with the lowest average low temperature) is January (44.6°F).

Average pressure in May - Harkers Island, NC
  • Average pressure in May: 30.04"

The month with the highest atmospheric pressure is December (30.12").
The month with the lowest atmospheric pressure is June (29.98").

Average wind speed in May - Harkers Island, NC
  • Average wind speed in May: 11.9mph

The windiest months (with the highest average wind speed) are February and March (14mph).
The calmest month (with the lowest average wind speed) is August (10.4mph).

Average humidity in May - Harkers Island, NC
  • Average humidity in May: 78%

Months with the highest relative humidity are May, June, July and August (78%).
Months with the lowest relative humidity are February, March and October (74%).

Average rainfall in May - Harkers Island, NC
  • Average rainfall in May: 2.68"

The wettest month (with the highest rainfall) is August (4.84").
The driest month (with the least rainfall) is January (1.3").

Average rainfall days in May - Harkers Island, NC
  • Average rainfall days in May: 14.6 days

The month with the highest number of rainy days is August (22.3 days).
Months with the least rainy days are February and November (11.1 days).

Average snowfall in May - Harkers Island, NC
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.24").
Months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in May - Harkers Island, NC
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.6 days).
Months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).

Average sea temperature in May - Harkers Island, NC
  • Average sea temperature in May: 72.1°F

The best month for swimming (with the highest average sea temperature) is August (83.2°F).
The coldest month (with the lowest average sea temperature) is February (61.3°F).

Average daylight in May / Average sunshine in May - Harkers Island, NC
  • Average daylight in May: 14h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in May: 10.1h

The month with the most sunshine is June (Average sunshine: 10.9h).
Months with the least sunshine are January and December (Average sunshine: 5.5).

Average sunshine days in May - Harkers Island, NC
  • Average sunshine days in May: 14.2 days

The month with the most sunshine days is January (16.8 days).
The month with the least sunshine days is August (5.9 days).

Average UV index in May - Harkers Island, NC
  • Average UV index in May: 6

Months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in May - Harkers Island, NC
  • Average cloud cover in May: 31

The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in May - Harkers Island, NC
  • Average visibility in May: 6mi

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).