May weather forecast
Boone, NC

The townscape of the scenic city of Boone, North Carolina
The townscape of the scenic city of Boone, North Carolina

Weather in May

May, the last month of the spring in Boone, is a pleasant month, with an average temperature ranging between max 71.2°F (21.8°C) and min 51.1°F (10.6°C).

Temperature

In May, the average high-temperature marginally rises from a comfortable 63.3°F (17.4°C) in April to an agreeable 71.2°F (21.8°C). In May, the average low-temperature is 51.1°F (10.6°C).

Humidity

February, May, September and December, with an average relative humidity of 79%, are the most humid months in Boone.

Rainfall

May is the month with the most rainfall. Rain falls for 19.1 days and accumulates 4.09" (104mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Boone, North Carolina. During 0.4 snowfall days, in May, Boone aggregates 0.35" (9mm) of snow. In Boone, during the entire year, snow falls for 36.8 days and aggregates up to 28.19" (716mm) of snow.

Daylight

In Boone, the average length of the day in May is 14h and 6min.
On the first day of the month, sunrise is at 6:33 am and sunset at 8:14 pm. On the last day of May, in Boone, North Carolina, sunrise is at 6:10 am and sunset at 8:37 pm EDT.

Sunshine

In Boone, the average sunshine in May is 9.6h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index in Boone. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 5 in May interpret into the following advice:
Take precautions - Protection against skin and eye damage is obliged. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in May in Boone?

The average high-temperature, in May, in Boone, is 71.2°F (21.8°C), while the average low-temperature is 51.1°F (10.6°C).

What are the most humid months in Boone?

The months with the highest humidity in Boone, North Carolina, are February, May, September and December, with an average relative humidity of 79%.

What is the average humidity in May in Boone?

In Boone, North Carolina, the average relative humidity in May is 79%.

What is the rainiest month in Boone?

May is the month with the most rainfall. Rain falls for 19.1 days and accumulates 4.09" (104mm) of precipitation.

How much does it rain in Boone in May?

In Boone, North Carolina, in May, during 19.1 rainfall days, 4.09" (104mm) of precipitation is typically accumulated.

What is the last month it snows in Boone?

May is the last month it regularly snows in Boone, North Carolina. During 0.4 snowfall days, in May, Boone aggregates 0.35" (9mm) of snow.

How many hours of daylight does Boone have in May?

The average day length in May in Boone, North Carolina, is 14h and 6min.

When is the sunrise / sunset in May in Boone?

On the first day of May in Boone, North Carolina, sunrise is at 6:33 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:37 pm EDT.

How many hours of sunshine does Boone have in May?

In May, the average sunshine duration in Boone is 9.6h.

When is the highest UV index in Boone?

The months with the highest UV index in Boone, North Carolina, are May through August, with an average maximum UV index of 5.

What is the UV index reading in May in Boone?

In May, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Boone, NC

Average temperature in May - Boone, NC
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (40.1°F).

  • Average low temperature in May: 51.1°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

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Average pressure in May
Boone, NC

Average pressure in May - Boone, NC
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in May
Boone, NC

Average wind speed in May - Boone, NC
  • Average wind speed in May: 5.5mph

The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in May
Boone, NC

Average humidity in May - Boone, NC
  • Average humidity in May: 79%

The months with the highest relative humidity are February, May, September and December (79%).
The month with the lowest relative humidity is November (75%).

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Average rainfall in May
Boone, NC

Average rainfall in May - Boone, NC
  • Average rainfall in May: 4.09"

The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is September (1.85").

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Average rainfall days in May
Boone, NC

Average rainfall days in May - Boone, NC
  • Average rainfall days in May: 19.1 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is November (9.9 days).

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Average snowfall in May
Boone, NC

Average snowfall in May - Boone, NC
  • Average snowfall in May: 0.35"

The month with the highest snowfall is December (7.91").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Boone, NC

Average snowfall days in May - Boone, NC
  • Average snowfall days in May: 0.4 days

The month with the highest number of snowfall days is February (9.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Boone, NC

Average daylight in May / Average sunshine in May - Boone, NC
  • Average daylight in May: 14h and 6min

The month with the longest days is June (Average daylight: 14h and 35min).
The month with the shortest days is December (Average daylight: 9h and 44min).

  • Average sunshine in May: 9h and 36min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).

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Average sunshine days in May
Boone, NC

Average sunshine days in May - Boone, NC
  • Average sunshine days in May: 9.3 days

The month with the most sunshine days is November (17.3 days).
The months with the least sunshine days are February and May (9.3 days).

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Average UV index in May
Boone, NC

Average UV index in May - Boone, NC
  • Average UV index in May: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in May
Boone, NC

Average cloud cover in May - Boone, NC
  • Average cloud cover in May: 39

The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 32).

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Average visibility in May
Boone, NC

Average visibility in May - Boone, NC
  • Average visibility in May: 5mi

The months with the highest visibility are June, July and November (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September, October and December (5mi).

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