July weather forecast and climate
Oak Island, NC

Weather in July

July, the same as June, is another warm summer month in Oak Island, North Carolina, with temperature in the range of an average high of 85.6°F (29.8°C) and an average low of 77.4°F (25.2°C).

Temperature

The warmest months are July and August, with an average high-temperature of 85.6°F (29.8°C).

Heat index

In July, the average heat index is estimated at a sweltering 97.3°F (36.3°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'real feel', or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, pregnancy, clothing). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. If the body can not disperse the excessive heat and body temperature reaches conditions of hyperthermia, above 99.5°F (37.5°C) to 100.9°F (38.3°C), thermal conditions are potentially life-threatening.

Humidity

In July, the average relative humidity in Oak Island is 77%.

Rainfall

In Oak Island, North Carolina, during July, the rain falls for 18.4 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, in Oak Island, North Carolina, there are 157.9 rainfall days, and 24.69" (627mm) of precipitation is accumulated.

Snowfall

In Oak Island snow does not fall in February through December.

Ocean temperature

In Oak Island, the average water temperature is 81.9°F (27.7°C).
Note: 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.

Daylight

In July, the average length of the day in Oak Island is 14.2h.

Sunshine

Months with the most sunshine are June and July, with an average of 10.8h of sunshine.

UV index

Months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation for the average person.
Note: In July, the average maximum UV index of 7 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the warmest month in Oak Island?

Warmest months in Oak Island are July and August, with an average high-temperature of 85.6°F (29.8°C).

What is the temperature in July in Oak Island?

The average high-temperature, in July, in Oak Island, is 85.6°F (29.8°C), while the average low-temperature is 77.4°F (25.2°C). In July, the average heat index (a.k.a. 'felt air temperature', 'real feel'), that represents influence of the relative humidity to air temperaure, is evaluated at 97.3°F (36.3°C).

What is the average humidity in July in Oak Island?

In Oak Island, North Carolina, the average relative humidity in July is 77%.

How many days does it rain in July in Oak Island?

In Oak Island, North Carolina, in July, during 18.4 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

When it does not snow in Oak Island?

February through December are months without snowfall in Oak Island, North Carolina.

How warm is the water in July in Oak Island?

In Oak Island, in July, the average water temperature is 81.9°F (27.7°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in July in Oak Island?

In Oak Island, the average length of the day in July is 14.2h.

What are the months with the most sunshine in Oak Island?

June and July, with an average of 10.8h of sunshine, are months with the most sunshine in Oak Island.

How many hours of sunshine does Oak Island have in July?

In July, the average sunshine in Oak Island is 10.8h.

What is the month with the highest UV index in Oak Island?

Months with the highest UV index are June through August, with an average maximum UV index of 7.

What is the UV index intensity in July in Oak Island?

In Oak Island, North Carolina, the average daily maximum UV index in July is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to the UV radiation.

Average temperature in July
Oak Island, NC

Average temperature in July - Oak Island, NC
  • Average high temperature in July: 85.6°F

The warmest months (with the highest average high temperature) are July and August (85.6°F).
The month with the lowest average high temperature is January (55°F).

  • Average low temperature in July: 77.4°F

The month with the highest average low temperature is July (77.4°F).
The coldest month (with the lowest average low temperature) is January (43.7°F).

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Average pressure in July
Oak Island, NC

Average pressure in July - Oak Island, NC
  • Average pressure in July: 30"

The month with the highest atmospheric pressure is January (30.13").
The month with the lowest atmospheric pressure is June (29.97").

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Average wind speed in July
Oak Island, NC

Average wind speed in July - Oak Island, NC
  • Average wind speed in July: 10.1mph

The windiest month (with the highest average wind speed) is February (11.6mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in July
Oak Island, NC

Average humidity in July - Oak Island, NC
  • Average humidity in July: 77%

The month with the highest relative humidity is June (78%).
Months with the lowest relative humidity are January, March, October and November (74%).

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Average rainfall in July
Oak Island, NC

Average rainfall in July - Oak Island, NC
  • Average rainfall in July: 2.28"

The wettest month (with the highest rainfall) is August (3.7").
The driest month (with the least rainfall) is January (0.83").

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Average rainfall days in July
Oak Island, NC

Average rainfall days in July - Oak Island, NC
  • Average rainfall days in July: 18.4 days

The month with the highest number of rainy days is August (19.1 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in July
Oak Island, NC

Average snowfall in July - Oak Island, NC
  • Average snowfall in July: 0"

The month with the highest snowfall is January (0.04").
Months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in July
Oak Island, NC

Average snowfall days in July - Oak Island, NC
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (0.3 days).
Months with the least snowfall days are February, April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in July
Oak Island, NC

Average sea temperature in July - Oak Island, NC
  • Average sea temperature in July: 81.8°F

The best month for swimming (with the highest average sea temperature) is August (82.7°F).
The coldest month (with the lowest average sea temperature) is March (56°F).

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Average daylight in July /
Average sunshine in July
Oak Island, NC

Average daylight in July / Average sunshine in July - Oak Island, NC
  • Average daylight in July: 14.2h

The month with the longest days is June (Average daylight: 14.4h).
The month with the shortest days is December (Average daylight: 9.9h).

  • Average sunshine in July: 10.8h

Months with the most sunshine are June and July (Average sunshine: 10.8h).
The month with the least sunshine is December (Average sunshine: 5.5h).

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Average sunshine days in July
Oak Island, NC

Average sunshine days in July - Oak Island, NC
  • Average sunshine days in July: 9.1 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is August (7.8 days).

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Average UV index in July
Oak Island, NC

Average UV index in July - Oak Island, NC
  • Average UV index in July: 7

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).

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Average cloud cover in July
Oak Island, NC

Average cloud cover in July - Oak Island, NC
  • Average cloud cover in July: 27

The month with the most cloud cover is December (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in July
Oak Island, NC

Average visibility in July - Oak Island, NC
  • Average visibility in July: 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).

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