May weather forecast
Dupont Station, SC

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Weather in May

The last month of the spring, May, is another warm month in Dupont Station, South Carolina, with an average temperature fluctuating between 66.7°F (19.3°C) and 80.8°F (27.1°C).

Temperature

Dupont Station experiences a minor temperature shift with the start of May, with average high-temperatures moving from a warm 74.1°F (23.4°C) in April to a still moderately hot 80.8°F (27.1°C). May brings Dupont Station a consistent average low-temperature of 66.7°F (19.3°C).

Heat index

In May, the heat index is evaluated at 84.2°F (29°C). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.

Humidity

The average relative humidity in May is 75%.

Rainfall

In Dupont Station, during May, the rain falls for 13.4 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, there are 154.4 rainfall days, and 23.43" (595mm) of precipitation is accumulated.

Snowfall

March through November are months without snowfall.

Daylight

In Dupont Station, the average length of the day in May is 13h and 52min.
On the first day of May, sunrise is at 6:32 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:22 pm EDT.

Sunshine

In May, the average sunshine is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: The UV index of 7 during May leads to these advisories:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Jun 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

Dupont Station in May has an average high-temperature of 80.8°F (27.1°C) and an average low-temperature of 66.7°F (19.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in May is evaluated at 84.2°F (29°C).

What is the average humidity in May?

In Dupont Station, the average relative humidity in May is 75%.

How much does it rain in May?

In Dupont Station, in May, it is raining for 13.4 days, with typically 1.42" (36mm) of accumulated precipitation.

When it does not snow?

March through November are months without snowfall.

How many hours of daylight does Dupont Station have in May?

The average day length in May is 13h and 52min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:32 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 8:22 pm EDT.

How many hours of sunshine does Dupont Station have in May?

The average sunshine duration in May is 10.4h.

What is the month with the highest UV index?

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

What is the UV index intensity in May?

In May, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents 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
Dupont Station, SC

Average temperature in May - Dupont Station, SC
  • Average high temperature in May: 80.8°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 (56.8°F).

  • Average low temperature in May: 66.7°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 (42.8°F).

Average pressure in May
Dupont Station, SC

Average pressure in May - Dupont Station, SC
  • Average pressure in May: 30.03"Hg

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

Average wind speed in May
Dupont Station, SC

Average wind speed in May - Dupont Station, SC
  • Average wind speed in May: 7.5mph

The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).

Average humidity in May
Dupont Station, SC

Average humidity in May - Dupont Station, SC
  • Average humidity in May: 75%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is March (72%).

Average rainfall in May
Dupont Station, SC

Average rainfall in May - Dupont Station, SC
  • Average rainfall in May: 1.42"

The wettest month (with the highest rainfall) is August (4.29").
The driest month (with the least rainfall) is January (0.67").

Average rainfall days in May
Dupont Station, SC

Average rainfall days in May - Dupont Station, SC
  • Average rainfall days in May: 13.4 days

The month with the highest number of rainy days is August (22.7 days).
The month with the least rainy days is November (6.9 days).

Average snowfall days in May
Dupont Station, SC

Average snowfall days in May - Dupont Station, SC
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is December (0.3 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
Dupont Station, SC

Average daylight in May / Average sunshine in May - Dupont Station, 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).

Average sunshine days in May
Dupont Station, SC

Average sunshine days in May - Dupont Station, SC
  • Average sunshine days in May: 15.8 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (6.1 days).

Average UV index in May
Dupont Station, SC

Average UV index in May - Dupont Station, 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
Dupont Station, SC

Average cloud cover in May - Dupont Station, SC
  • Average cloud cover in May: 29

The month with the most cloud cover is December (Cloud cover 40).
The months with the least cloud cover are June and July (Cloud cover 26).

Average visibility in May
Dupont Station, SC

Average visibility in May - Dupont Station, 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).

Dupont Station, South Carolina, USA

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