May weather forecast
Shell Point, SC

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Weather in May

The last month of the spring, May, is another warm month in Shell Point, South Carolina, with temperature in the range of an average low of 66.9°F (19.4°C) and an average high of 81.1°F (27.3°C).

Temperature

May's arrival brings a slight change in high-temperatures, adjusting from a moderately hot 74.7°F (23.7°C) in April to a still warm 81.1°F (27.3°C). In Shell Point, the average temperature during the nights of May drops to a refreshing 66.9°F (19.4°C).

Heat index

For May, the heat index is evaluated at a hot 86°F (30°C). Continuing activity during long-lasting exposure might induce tiredness and result in heat cramps.
Always consider that heat index estimations are for light winds and places in the shade. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

In Shell Point, the average relative humidity in May is 74%.

Rainfall

In Shell Point, in May, it is raining for 14.1 days, with typically 1.81" (46mm) of accumulated precipitation. In Shell Point, during the entire year, the rain falls for 154.7 days and collects up to 23.11" (587mm) of precipitation.

Snowfall

In Shell Point, snow does not fall in March through November.

Daylight

In Shell Point, the average length of the day in May is 13h and 50min.
On the first day of May, sunrise is at 6:35 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:24 pm EDT.

Sunshine

In May, the average sunshine is 10.5h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 7 in May translates into this advice:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Shell Point in May?

The high-temperature, in May, in Shell Point, records 81.1°F (27.3°C), while the low-temperature is 66.9°F (19.4°C). In May, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is evaluated at 86°F (30°C).

What is the average humidity in May?

In Shell Point, the average relative humidity in May is 74%.

How many days does it rain in May?

In Shell Point, in May, it is raining for 14.1 days, with typically 1.81" (46mm) of accumulated precipitation.

When it does not snow?

In Shell Point, snow does not fall in March through November.

How many hours of daylight does Shell Point have in May?

In Shell Point, South Carolina, the average day length in May is 13h and 50min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 6:35 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 8:24 pm EDT.

How many hours of sunshine does Shell Point have in May?

In Shell Point, the average sunshine duration in May is 10.5h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 7.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
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
Shell Point, SC

Average temperature in May - Shell Point, SC
  • Average high temperature in May: 81.1°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (57.6°F).

  • Average low temperature in May: 66.9°F

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is January (44.1°F).

Average pressure in May
Shell Point, SC

Average pressure in May - Shell Point, SC
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

Average wind speed in May
Shell Point, SC

Average wind speed in May - Shell Point, SC
  • Average wind speed in May: 7.6mph

The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in May
Shell Point, SC

Average humidity in May - Shell Point, SC
  • Average humidity in May: 74%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is March (71%).

Average rainfall in May
Shell Point, SC

Average rainfall in May - Shell Point, SC
  • Average rainfall in May: 1.81"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is February (0.87").

Average rainfall days in May
Shell Point, SC

Average rainfall days in May - Shell Point, SC
  • Average rainfall days in May: 14.1 days

The month with the highest number of rainy days is August (21.8 days).
The month with the least rainy days is November (6.8 days).

Average snowfall days in May
Shell Point, SC

Average snowfall days in May - Shell Point, SC
  • 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 and November (0 days).

Average daylight in May /
Average sunshine in May
Shell Point, SC

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

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in May: 10h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in May
Shell Point, SC

Average sunshine days in May - Shell Point, SC
  • Average sunshine days in May: 14.8 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is August (5.3 days).

Average UV index in May
Shell Point, SC

Average UV index in May - Shell Point, SC
  • Average UV index in May: 7

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

Average cloud cover in May
Shell Point, SC

Average cloud cover in May - Shell Point, SC
  • Average cloud cover in May: 28

The months with the most cloud cover are February and December (Cloud cover 39).
The month with the least cloud cover is July (Cloud cover 25).

Average visibility in May
Shell Point, SC

Average visibility in May - Shell Point, 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).

Shell Point, South Carolina, USA

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