May weather forecast
Whipper-Barnoy, SC

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Weather in May

May, the last month of the spring in Whipper-Barnoy, is also a moderately hot month, with an average temperature varying between 66.7°F (19.3°C) and 80.8°F (27.1°C).

Temperature

The arrival of May brings a soft temperature shift, with the average high-temperature nudging from 74.1°F (23.4°C) in April to a still moderately hot 80.8°F (27.1°C). In Whipper-Barnoy, May nights witness a steady temperature drop to a comfortable 66.7°F (19.3°C).

Heat index

The heat index value during May is computed to be 84.2°F (29°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
Data suggests that the heat index is set for environments in shade and with a light wind. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In May, the average relative humidity is 75%.

Rainfall

In Whipper-Barnoy, in May, it is raining for 13.4 days, with typically 1.42" (36mm) of accumulated precipitation. Throughout the year, there are 154.4 rainfall days, and 23.43" (595mm) of precipitation is accumulated.

Snowfall

In Whipper-Barnoy, snow does not fall in March through November.

Daylight

The average length of the day in May is 13h and 52min.
On the first day of the month, sunrise is at 6:31 am and sunset at 8:02 pm. On the last day of May, sunrise is at 6:12 am and sunset at 8:22 pm EDT.

Sunshine

In Whipper-Barnoy, the average sunshine in May 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 estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum UV index of 7 in May translates into the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Aug 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

An average high-temperature, in May, in Whipper-Barnoy, is 80.8°F (27.1°C) and the average low-temperature is 66.7°F (19.3°C). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in May is computed to be 84.2°F (29°C).

What is the average humidity in May?

In Whipper-Barnoy, the average relative humidity in May is 75%.

How many days does it rain in May?

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

When it does not snow?

In Whipper-Barnoy, South Carolina, snow does not fall in March through November.

How many hours of daylight does Whipper-Barnoy have in May?

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

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:31 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 Whipper-Barnoy have in May?

In May, the average sunshine duration is 10.4h.

What are the months with the highest UV index in Whipper-Barnoy?

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 unprotected exposure to 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
Whipper-Barnoy, SC

Average temperature in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average pressure in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average wind speed in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average humidity in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average rainfall in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average rainfall days in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average snowfall days in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average daylight in May / Average sunshine in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average sunshine days in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average UV index in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average cloud cover in May - Whipper-Barnoy, 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
Whipper-Barnoy, SC

Average visibility in May - Whipper-Barnoy, 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).

Whipper-Barnoy, South Carolina, USA

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