May weather forecast
Surfside Beach, SC

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Weather in May

May, the last month of the spring in Surfside Beach, is a moderately hot month, with temperature in the range of an average low of 67.1°F (19.5°C) and an average high of 77°F (25°C).

Temperature

Surfside Beach's transition into May brings a slight rise in the average high-temperature, moving from a pleasant 70.2°F (21.2°C) in April to a moderately hot 77°F (25°C). During May, an average low-temperature of 67.1°F (19.5°C) is observed.

Humidity

May, June, August and December, with an average relative humidity of 78%, are the most humid months in Surfside Beach.

Rainfall

In May, the rain falls for 16.8 days. Throughout May, 3.62" (92mm) of precipitation is accumulated. In Surfside Beach, during the entire year, the rain falls for 174.7 days and collects up to 42.13" (1070mm) of precipitation.

Snowfall

March through December are months without snowfall.

Daylight

The average length of the day in May is 13h and 55min.
On the first day of May, sunrise is at 6:26 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:20 pm EDT.

Sunshine

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

UV index

The average daily maximum UV index in May in Surfside Beach is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index, 6 during May, leads to the following recommendations:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

What are the temperatures in Surfside Beach in May?

In May, the average high-temperature and low-temperature in Surfside Beach are 77°F (25°C) and 67.1°F (19.5°C) respectively.

What is the most humid month in Surfside Beach?

May, June, August and December, with an average relative humidity of 78%, are most humid months in Surfside Beach, South Carolina.

What is the average humidity in May in Surfside Beach?

In May, the average relative humidity in Surfside Beach, South Carolina, is 78%.

How many days does it rain in May in Surfside Beach?

In Surfside Beach, in May, during 16.8 rainfall days, 3.62" (92mm) of precipitation is typically accumulated.

When it does not snow in Surfside Beach?

March through December are months without snowfall in Surfside Beach, South Carolina.

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

In May, the average day length in Surfside Beach is 13h and 55min.

When is the sunrise / sunset in May in Surfside Beach?

On the first day of May in Surfside Beach, sunrise is at 6:26 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:20 pm EDT.

How many hours of sunshine does Surfside Beach have in May?

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

What is the UV index reading in May in Surfside Beach?

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

Average temperature in May
Surfside Beach, SC

Average temperature in May - Surfside Beach, SC
  • Average high temperature in May: 77°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (54.7°F).

  • Average low temperature in May: 67.1°F

The month with the highest average low temperature is July (76.5°F).
The coldest month (with the lowest average low temperature) is January (42.4°F).

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Average pressure in May
Surfside Beach, SC

Average pressure in May - Surfside Beach, SC
  • Average pressure in May: 30.03"Hg

The months with the highest atmospheric pressure are January and December (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

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Average wind speed in May
Surfside Beach, SC

Average wind speed in May - Surfside Beach, SC
  • Average wind speed in May: 9.4mph

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (8.2mph).

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Average humidity in May
Surfside Beach, SC

Average humidity in May - Surfside Beach, SC
  • Average humidity in May: 78%

The months with the highest relative humidity are May, June, August and December (78%).
The month with the lowest relative humidity is January (74%).

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Average rainfall in May
Surfside Beach, SC

Average rainfall in May - Surfside Beach, SC
  • Average rainfall in May: 3.62"

The wettest month (with the highest rainfall) is August (6.77").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days in May
Surfside Beach, SC

Average rainfall days in May - Surfside Beach, SC
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is July (22.7 days).
The month with the least rainy days is November (9.6 days).

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Average snowfall in May
Surfside Beach, SC

Average snowfall in May - Surfside Beach, SC
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.35").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in May
Surfside Beach, SC

Average snowfall days in May - Surfside Beach, SC
  • Average snowfall days in May: 0 days

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

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Average daylight in May /
Average sunshine in May
Surfside Beach, SC

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

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in May: 10h and 1min

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

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Average sunshine days in May
Surfside Beach, SC

Average sunshine days in May - Surfside Beach, SC
  • Average sunshine days in May: 12.5 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (6 days).

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Average UV index in May
Surfside Beach, SC

Average UV index in May - Surfside Beach, SC
  • Average UV index in May: 6

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and February (UV index 3).

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Average cloud cover in May
Surfside Beach, SC

Average cloud cover in May - Surfside Beach, SC
  • Average cloud cover in May: 31

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

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Average visibility in May
Surfside Beach, SC

Average visibility in May - Surfside Beach, SC
  • 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).

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Surfside Beach, South Carolina, USA

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