May weather forecast
Bull Run, VA

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Weather in May

May, the last month of the spring in Bull Run, is a moderately hot month, with an average temperature fluctuating between 55.2°F (12.9°C) and 75.4°F (24.1°C).

Temperature

With the beginning of May, Bull Run's average high-temperature sees an increase, transitioning from a comfortable 65.7°F (18.7°C) in April to a moderately hot 75.4°F (24.1°C). May in Bull Run sees the temperature falling to a mean low of 55.2°F (12.9°C).

Humidity

In May, the average relative humidity is 76%.

Rainfall

In Bull Run, in May, during 17.4 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. In Bull Run, during the entire year, the rain falls for 157.5 days and collects up to 30.35" (771mm) of precipitation.

Snowfall

May through October are months without snowfall in Bull Run.

Daylight

In May, the average length of the day in Bull Run is 14h and 19min.
On the first day of the month, sunrise is at 6:11 am and sunset at 8:02 pm. On the last day of May, sunrise is at 5:46 am and sunset at 8:28 pm EDT.

Sunshine

In Bull Run, Virginia, the average sunshine in May is 8.9h.

UV index

The months with the highest UV index in Bull Run are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In May, the maximum UV index of 6 suggests this advice:
Guard against overexposure. Protection from sun-induced harm is essential. 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. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

What is the temperature in May in Bull Run?

In Bull Run, 75.4°F (24.1°C) is the average high-temperature and 55.2°F (12.9°C) is the average low-temperature during May.

What is the average humidity in May in Bull Run?

In May, the average relative humidity in Bull Run, Virginia, is 76%.

How much does it rain in Bull Run in May?

In Bull Run, Virginia, during May, the rain falls for 17.4 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow in Bull Run?

May through October are months without snowfall.

Does it snow in Bull Run in May?

In May, in Bull Run, Virginia, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Bull Run have in May?

In Bull Run, Virginia, the average day length in May is 14h and 19min.

When is the sunrise / sunset in May in Bull Run?

In May, on the first day of the month, sunrise is at 6:11 am and sunset at 8:02 pm. On the last day of the month, in Bull Run, Virginia, sunrise is at 5:46 am and sunset at 8:28 pm EDT.

How many hours of sunshine does Bull Run have in May?

In May, the average sunshine duration in Bull Run is 8.9h.

When is the highest UV index in Bull Run?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Bull Run.

How high is the UV index in May in Bull Run?

In Bull Run, Virginia, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Bull Run, VA

Average temperature in May - Bull Run, VA
  • Average high temperature in May: 75.4°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in May: 55.2°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (26.4°F).

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Average pressure in May
Bull Run, VA

Average pressure in May - Bull Run, VA
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Bull Run, VA

Average wind speed in May - Bull Run, VA
  • Average wind speed in May: 5.8mph

The windiest months (with the highest average wind speed) are March and April (7mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

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Average humidity in May
Bull Run, VA

Average humidity in May - Bull Run, VA
  • Average humidity in May: 76%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (72%).

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Average rainfall in May
Bull Run, VA

Average rainfall in May - Bull Run, VA
  • Average rainfall in May: 3.11"

The wettest month (with the highest rainfall) is August (3.43").
The driest month (with the least rainfall) is September (1.93").

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Average rainfall days in May
Bull Run, VA

Average rainfall days in May - Bull Run, VA
  • Average rainfall days in May: 17.4 days

The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in May
Bull Run, VA

Average snowfall in May - Bull Run, VA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (3.7").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Bull Run, VA

Average snowfall days in May - Bull Run, VA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in May /
Average sunshine in May
Bull Run, VA

Average daylight in May / Average sunshine in May - Bull Run, VA
  • Average daylight in May: 14h and 2min

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

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 12min).

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Average sunshine days in May
Bull Run, VA

Average sunshine days in May - Bull Run, VA
  • Average sunshine days in May: 11.7 days

The month with the most sunshine days is November (19.8 days).
The month with the least sunshine days is May (11.7 days).

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Average UV index in May
Bull Run, VA

Average UV index in May - Bull Run, VA
  • 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, February, November and December (UV index 2).

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Average cloud cover in May
Bull Run, VA

Average cloud cover in May - Bull Run, VA
  • Average cloud cover in May: 44

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

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Average visibility in May
Bull Run, VA

Average visibility in May - Bull Run, VA
  • Average visibility in May: 5mi

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

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Bull Run, Virginia, USA

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