January weather forecast and climate
Oak Island, NC

Weather in January

January, the same as December, is a cool winter month in Oak Island, North Carolina, with temperature in the range of an average high of 55°F (12.8°C) and an average low of 43.7°F (6.5°C).

Temperature

January is the coldest month, with an average high-temperature of 55°F (12.8°C) and an average low-temperature of 43.7°F (6.5°C).

Humidity

Months with the lowest humidity are January, March, October and November, with an average relative humidity of 74%.

Rainfall

The month with the least rainfall in Oak Island is January when the rain falls for 9.8 days and typically collects 0.83" (21mm) of precipitation.

Snowfall

The only month with snowfall in Oak Island is January. January is the month with the most snowfall. Snow falls for 0.3 days and accumulates 0.04" (1mm) of snow.

Ocean temperature

In January, the average ocean temperature is 59.4°F (15.2°C).
Note: Swimming in 59.4°F (15.2°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

Daylight

In January, the average length of the day in Oak Island is 10.2h.

Sunshine

In Oak Island, the average sunshine in January is 5.6h.

UV index

With an average maximum UV index of 3, January is the month with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 3 interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Oak Island?

The coldest month in Oak Island is January, with an average high-temperature of 55°F (12.8°C) and an average low-temperature of 43.7°F (6.5°C).

What is the temperature in January in Oak Island?

The average high-temperature, in January, in Oak Island, North Carolina, is 55°F (12.8°C), while the average low-temperature is 43.7°F (6.5°C).

What are the least humid months in Oak Island?

January, March, October and November, with an average relative humidity of 74%, are the least humid months in Oak Island, North Carolina.

What is the average humidity in January in Oak Island?

The average relative humidity in January in Oak Island is 74%.

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

In January, in Oak Island, the rain falls for 9.8 days. Throughout January, 0.83" (21mm) of precipitation is accumulated.

What is the driest month in Oak Island?

The month with the least rainfall in Oak Island is January when the rain falls for 9.8 days and typically collects 0.83" (21mm) of precipitation.

When does it start snowing in Oak Island?

January is the first month it typically snows in Oak Island. Throughout January, in the average 0.3 snowfall days, it receives 0.04" (1mm) of snow.

When does it snow the most in Oak Island?

The month with the most snowfall in Oak Island is January when snow falls for 0.3 days and typically aggregates up to 0.04" (1mm) of snow.

What is the ocean temperature in January in Oak Island?

In Oak Island, North Carolina, the average seawater temperature in January is 59.4°F (15.2°C). Swimming in 59.4°F (15.2°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

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

The average length of the day in January in Oak Island, North Carolina, is 10.2h.

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

In January, the average sunshine is 5.6h.

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

The month with the lowest UV index in Oak Island is January, with an average maximum UV index of 3.

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

In January, the average daily maximum UV index in Oak Island is 3. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.

Average temperature in January
Oak Island, NC

Average temperature in January - Oak Island, NC
  • Average high temperature in January: 55°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 January: 43.7°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 January
Oak Island, NC

Average pressure in January - Oak Island, NC
  • Average pressure in January: 30.13"

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 January
Oak Island, NC

Average wind speed in January - Oak Island, NC
  • Average wind speed in January: 11.1mph

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 January
Oak Island, NC

Average humidity in January - Oak Island, NC
  • Average humidity in January: 74%

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 January
Oak Island, NC

Average rainfall in January - Oak Island, NC
  • Average rainfall in January: 0.83"

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 January
Oak Island, NC

Average rainfall days in January - Oak Island, NC
  • Average rainfall days in January: 9.8 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 January
Oak Island, NC

Average snowfall in January - Oak Island, NC
  • Average snowfall in January: 0.04"

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 January
Oak Island, NC

Average snowfall days in January - Oak Island, NC
  • Average snowfall days in January: 0.3 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 January
Oak Island, NC

Average sea temperature in January - Oak Island, NC
  • Average sea temperature in January: 59.4°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 January /
Average sunshine in January
Oak Island, NC

Average daylight in January / Average sunshine in January - Oak Island, NC
  • Average daylight in January: 10.2h

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 January: 5.6h

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 January
Oak Island, NC

Average sunshine days in January - Oak Island, NC
  • Average sunshine days in January: 19.2 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 January
Oak Island, NC

Average UV index in January - Oak Island, NC
  • Average UV index in January: 3

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 January
Oak Island, NC

Average cloud cover in January - Oak Island, NC
  • Average cloud cover in January: 37

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 January
Oak Island, NC

Average visibility in January - Oak Island, NC
  • Average visibility in January: 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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