May weather forecast
Plum Branch, SC

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Weather in May

May, the last month of the spring in Plum Branch, is another warm month, with an average temperature varying between 81.7°F (27.6°C) and 61.3°F (16.3°C).

Temperature

May's arrival brings a modest temperature shift, moving from 73.9°F (23.3°C) in April to a still warm 81.7°F (27.6°C). An average low-temperature of 61.3°F (16.3°C) is noted during the nights in May in Plum Branch.

Heat index

The heat index in May is estimated at a hot 86°F (30°C). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', reflects the feeling of heat when considering both air temperature and humidity. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

In May, the average relative humidity in Plum Branch, South Carolina, is 74%.

Rainfall

In May, in Plum Branch, the rain falls for 15 days. Throughout May, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 147.3 rainfall days, and 29.21" (742mm) of precipitation is accumulated.

Snowfall

In Plum Branch, snow does not fall in April through November.

Daylight

The average length of the day in May in Plum Branch is 13h and 56min.
On the first day of May in Plum Branch, sunrise is at 6:39 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:34 pm EDT.

Sunshine

In Plum Branch, South Carolina, the average sunshine in May is 9.9h.

UV index

In Plum Branch, the average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: A daily maximum UV index of 6 in May translates into the following instructions:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.
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Frequently asked questions

What is the usual temperature for Plum Branch in May?

During May, Plum Branch experiences an average high-temperature of 81.7°F (27.6°C) and a low-temperature of 61.3°F (16.3°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in May is estimated at 86°F (30°C).

What is the average humidity in May in Plum Branch?

In Plum Branch, the average relative humidity in May is 74%.

How much does it rain in Plum Branch in May?

In Plum Branch, South Carolina, in May, it is raining for 15 days, with typically 2.76" (70mm) of accumulated precipitation.

When it does not snow in Plum Branch?

April through November are months without snowfall in Plum Branch, South Carolina.

What is the average length of the day in May in Plum Branch?

In Plum Branch, the average day length in May is 13h and 56min.

What time are sunrise and sunset in May in Plum Branch?

On the first day of May, sunrise is at 6:39 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 8:34 pm EDT.

How long on average sun shines in May in Plum Branch?

The average sunshine duration in May in Plum Branch is 9.9h.

What is the UV index reading in May in Plum Branch?

In Plum Branch, the average daily maximum UV index in May is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.
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
Plum Branch, SC

Average temperature in May - Plum Branch, SC
  • Average high temperature in May: 81.7°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in May: 61.3°F

The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

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Average pressure in May
Plum Branch, SC

Average pressure in May - Plum Branch, SC
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in May
Plum Branch, SC

Average wind speed in May - Plum Branch, SC
  • Average wind speed in May: 6mph

The windiest months (with the highest average wind speed) are January and February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in May
Plum Branch, SC

Average humidity in May - Plum Branch, SC
  • Average humidity in May: 74%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (70%).

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Average rainfall in May
Plum Branch, SC

Average rainfall in May - Plum Branch, SC
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is December (3.27").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in May
Plum Branch, SC

Average rainfall days in May - Plum Branch, SC
  • Average rainfall days in May: 15 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (7.5 days).

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Average snowfall in May
Plum Branch, SC

Average snowfall in May - Plum Branch, SC
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Plum Branch, SC

Average snowfall days in May - Plum Branch, SC
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in May /
Average sunshine in May
Plum Branch, SC

Average daylight in May / Average sunshine in May - Plum Branch, SC
  • 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: 9h and 5min

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 18min).

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Average sunshine days in May
Plum Branch, SC

Average sunshine days in May - Plum Branch, SC
  • Average sunshine days in May: 14.4 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is July (10.6 days).

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Average UV index in May
Plum Branch, SC

Average UV index in May - Plum Branch, SC
  • Average UV index in May: 6

The months with the highest UV index are June and August (UV index 7).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in May
Plum Branch, SC

Average cloud cover in May - Plum Branch, SC
  • Average cloud cover in May: 34

The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 28).

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Average visibility in May
Plum Branch, SC

Average visibility in May - Plum Branch, 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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Plum Branch, South Carolina, USA

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