May weather forecast
Carolina Beach, NC

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Weather in May

For vacationers who prefer warmth, May would be an optimal time to visit Carolina Beach. Both daytime and nighttime temperatures significantly increase, allowing for a wider range of outdoor activities. By now, the sea water is noticeably warmer, drawing more people into the water. Despite its appealing warmth, May is marked by one of the highest average relative humidity figures for the whole year. While the increased humidity can potentially dampen spirits, the warm weather it accompanies balances things out.

Temperature

Carolina Beach in May experiences a slight uptick in the average high-temperature, adjusting from April's pleasant 69.4°F (20.8°C) to a warm 76.6°F (24.8°C). The nights of May anticipate a slight dip from daytime high temperatures, settling to an average low-temperature of 68°F (20°C).

Humidity

The months with the highest humidity in Carolina Beach are May through August and December, with an average relative humidity of 77%.

Rainfall

In Carolina Beach, in May, it is raining for 11.5 days, with typically 0.87" (22mm) of accumulated precipitation. Throughout the year, in Carolina Beach, there are 122.3 rainfall days, and 11.14" (283mm) of precipitation is accumulated.

Snowfall

March through December are months without snowfall.

Ocean temperature

In Carolina Beach, the average seawater temperature in May is 70.7°F (21.5°C).
Note: The majority find it unenjoyable to swim in 70.7°F (21.5°C). Breathing becomes tougher as the water temperature descends under 69.8°F (21°C).

Daylight

In May, the average length of the day is 13h and 56min.
On the first day of the month, sunrise is at 6:21 am and sunset at 7:55 pm. On the last day of May, sunrise is at 6:01 am and sunset at 8:17 pm EDT.

Sunshine

In May, the average sunshine in Carolina Beach is 10.1h.

UV index

In Carolina Beach, North Carolina, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.
Note: In May, the maximum UV index of 6 suggests this advice:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Stay cautious! Sand and water reflections increase UV radiation potency.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Carolina Beach?

The high-temperature, in May, in Carolina Beach, is 76.6°F (24.8°C), while the low-temperature averages to 68°F (20°C).

What is the most humid month in Carolina Beach?

The months with the highest humidity in Carolina Beach are May through August and December, with an average relative humidity of 77%.

What is the average humidity in May in Carolina Beach?

In May, the average relative humidity is 77%.

How much does it rain in Carolina Beach in May?

In May, the rain falls for 11.5 days. Throughout May, 0.87" (22mm) of precipitation is accumulated.

When it does not snow in Carolina Beach?

In Carolina Beach, North Carolina, snow does not fall in March through December.

How cold is the water in May in Carolina Beach?

In Carolina Beach, North Carolina, the average seawater temperature in May is 70.7°F (21.5°C). For most, swimming in 70.7°F (21.5°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the average length of the day in May in Carolina Beach?

The average day length in May in Carolina Beach, North Carolina, is 13h and 56min.

When are sunrise and sunset in May in Carolina Beach?

On the first day of May in Carolina Beach, sunrise is at 6:21 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:17 pm EDT.

How long on average sun shines in May in Carolina Beach?

In Carolina Beach, North Carolina, the average sunshine duration in May is 10.1h.

What is the UV index intensity in May in Carolina Beach?

The average daily maximum UV index in May in Carolina Beach, North Carolina, is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Carolina Beach, NC

Average temperature in May - Carolina Beach, NC
  • Average high temperature in May: 76.6°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 May: 68°F

The month with the highest average low temperature is July (77.5°F).
The coldest month (with the lowest average low temperature) is January (43.5°F).

Average pressure in May
Carolina Beach, NC

Average pressure in May - Carolina Beach, NC
  • Average pressure in May: 30.03"Hg

The months with the highest atmospheric pressure are January, November and December (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in May
Carolina Beach, NC

Average wind speed in May - Carolina Beach, NC
  • Average wind speed in May: 10.6mph

The windiest months (with the highest average wind speed) are February and April (11.7mph).
The calmest month (with the lowest average wind speed) is August (8.9mph).

Average humidity in May
Carolina Beach, NC

Average humidity in May - Carolina Beach, NC
  • Average humidity in May: 77%

The months with the highest relative humidity are May, June, July, August and December (77%).
The months with the lowest relative humidity are January, March, October and November (74%).

Average rainfall in May
Carolina Beach, NC

Average rainfall in May - Carolina Beach, NC
  • Average rainfall in May: 0.87"

The wettest month (with the highest rainfall) is August (1.73").
The driest month (with the least rainfall) is January (0.35").

Average rainfall days in May
Carolina Beach, NC

Average rainfall days in May - Carolina Beach, NC
  • Average rainfall days in May: 11.5 days

The month with the highest number of rainy days is August (16 days).
The month with the least rainy days is November (6.3 days).

Average snowfall days in May
Carolina Beach, NC

Average snowfall days in May - Carolina Beach, NC
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average sea temperature in May
Carolina Beach, NC

Average sea temperature in May - Carolina Beach, NC
  • Average sea temperature in May: 70.7°F

The best month for swimming (with the highest average sea temperature) is August (82.8°F).
The coldest month (with the lowest average sea temperature) is February (57.5°F).

Average daylight in May /
Average sunshine in May
Carolina Beach, NC

Average daylight in May / Average sunshine in May - Carolina Beach, NC
  • Average daylight in May: 13h and 5min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in May: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).

Average sunshine days in May
Carolina Beach, NC

Average sunshine days in May - Carolina Beach, NC
  • Average sunshine days in May: 17.2 days

The month with the most sunshine days is January (22.1 days).
The month with the least sunshine days is July (11 days).

Average UV index in May
Carolina Beach, NC

Average UV index in May - Carolina Beach, NC
  • Average UV index in May: 6

The 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
Carolina Beach, NC

Average cloud cover in May - Carolina Beach, NC
  • Average cloud cover in May: 31

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

Average visibility in May
Carolina Beach, NC

Average visibility in May - Carolina Beach, NC
  • Average visibility in May: 6mi

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

Carolina Beach, North Carolina, USA

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