May weather forecast
Mount Holly, NC

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Weather in May

The last month of the spring, May, is a warm month in Mount Holly, North Carolina, with an average temperature fluctuating between 59.4°F (15.2°C) and 79.3°F (26.3°C).

Temperature

May's onset brings a minor rise in the average high-temperature, moving from an agreeable 71.2°F (21.8°C) in April to a warm 79.3°F (26.3°C). During May, Mount Holly's temperature averages to a refreshing 59.4°F (15.2°C) at night.

Humidity

The months with the highest humidity are May and December, with an average relative humidity of 75%.

Rainfall

In Mount Holly, in May, during 16.8 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, there are 155.8 rainfall days, and 30.98" (787mm) of precipitation is accumulated.

Snowfall

In Mount Holly, North Carolina, snow does not fall in April through November.

Daylight

In May, the average length of the day in Mount Holly is 14h and 2min.
On the first day of the month, sunrise is at 6:31 am and sunset at 8:10 pm. On the last day of May, in Mount Holly, sunrise is at 6:10 am and sunset at 8:33 pm EDT.

Sunshine

The average sunshine in May is 9.7h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 6 in May interprets into the following recommendations:
Shield from overexposure. Defense against sun-related harm is required. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
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Frequently asked questions

What is the temperature in May in Mount Holly?

May temperatures in Mount Holly, North Carolina, vary between a high-temperature of 79.3°F (26.3°C) and a low-temperature of 59.4°F (15.2°C).

What is the most humid month in Mount Holly?

May and December, with an average relative humidity of 75%, are most humid months in Mount Holly.

What is the average humidity in May in Mount Holly?

The average relative humidity in May in Mount Holly, North Carolina, is 75%.

How many days does it rain in May in Mount Holly?

In May, in Mount Holly, North Carolina, the rain falls for 16.8 days. Throughout May, 2.76" (70mm) of precipitation is accumulated.

When it does not snow in Mount Holly?

In Mount Holly, North Carolina, snow does not fall in April through November.

What is the average length of the day in May in Mount Holly?

In Mount Holly, North Carolina, the average day length in May is 14h and 2min.

When are sunrise and sunset in May in Mount Holly?

On the first day of May in Mount Holly, North Carolina, sunrise is at 6:31 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:33 pm EDT.

How many hours of sunshine does Mount Holly have in May?

In May, the average sunshine duration in Mount Holly is 9.7h.

When is the highest UV index in Mount Holly?

The months with the highest UV index in Mount Holly, North Carolina, are May through August, with an average maximum UV index of 6.

How high is the UV index in May in Mount Holly?

The average daily maximum UV index in May in Mount Holly, North Carolina, is 6. A UV Index of 6 to 7 symbolizes a high health risk 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
Mount Holly, NC

Average temperature in May - Mount Holly, NC
  • Average high temperature in May: 79.3°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in May: 59.4°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

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Average pressure in May
Mount Holly, NC

Average pressure in May - Mount Holly, NC
  • 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
Mount Holly, NC

Average wind speed in May - Mount Holly, NC
  • Average wind speed in May: 6mph

The windiest month (with the highest average wind speed) is April (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in May
Mount Holly, NC

Average humidity in May - Mount Holly, NC
  • Average humidity in May: 75%

The months with the highest relative humidity are May and December (75%).
The months with the lowest relative humidity are June and July (70%).

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Average rainfall in May
Mount Holly, NC

Average rainfall in May - Mount Holly, NC
  • Average rainfall in May: 2.76"

The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is October (1.97").

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Average rainfall days in May
Mount Holly, NC

Average rainfall days in May - Mount Holly, NC
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in May
Mount Holly, NC

Average snowfall in May - Mount Holly, NC
  • Average snowfall in May: 0"

The month with the highest snowfall is December (1.97").
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
Mount Holly, NC

Average snowfall days in May - Mount Holly, NC
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (1.6 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
Mount Holly, NC

Average daylight in May / Average sunshine in May - Mount Holly, NC
  • Average daylight in May: 14h and 0min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in May: 9h and 4min

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
Mount Holly, NC

Average sunshine days in May - Mount Holly, NC
  • Average sunshine days in May: 12.4 days

The month with the most sunshine days is October (20.7 days).
The month with the least sunshine days is July (11 days).

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Average UV index in May
Mount Holly, NC

Average UV index in May - Mount Holly, NC
  • Average UV index in May: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in May
Mount Holly, NC

Average cloud cover in May - Mount Holly, NC
  • Average cloud cover in May: 37

The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in May
Mount Holly, NC

Average visibility in May - Mount Holly, NC
  • 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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Mount Holly, North Carolina, USA

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