May weather forecast
Byron, VA

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Weather in May

The last month of the spring, May, is an agreeable month in Byron, Virginia, with an average temperature varying between 71.2°F (21.8°C) and 50.5°F (10.3°C).

Temperature

With the beginning of May, Byron's average high-temperature sees an increase, transitioning from a comfortable 62.2°F (16.8°C) in April to an agreeable 71.2°F (21.8°C). In Byron, an average low-temperature of 50.5°F (10.3°C) is recorded during May nights.

Humidity

In Byron, the average relative humidity in May is 79%.

Rainfall

May is the month with the most rainfall. Rain falls for 19.3 days and accumulates 3.35" (85mm) of precipitation.

Snowfall

Months with snowfall in Byron, Virginia, are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Byron aggregates 0.24" (6mm) of snow. In Byron, during the entire year, snow falls for 46.5 days and aggregates up to 27.36" (695mm) of snow.

Daylight

In May, the average length of the day in Byron is 14h and 11min.
On the first day of May, sunrise is at 6:28 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:38 pm EDT.

Sunshine

In Byron, the average sunshine in May is 9.2h.

UV index

In Byron, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 5 during May translates into the following directions:
Guard yourself - Avoiding sunburn is suggested. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
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Frequently asked questions

What are the temperatures in Byron in May?

Byron in May has an average high-temperature of 71.2°F (21.8°C) and an average low-temperature of 50.5°F (10.3°C).

What is the average humidity in May in Byron?

The average relative humidity in May is 79%.

What is the wettest month in Byron?

May is the month with the most rainfall in Byron, Virginia. Rain falls for 19.3 days and accumulates 3.35" (85mm) of precipitation.

How many days does it rain in May in Byron?

In Byron, in May, it is raining for 19.3 days, with typically 3.35" (85mm) of accumulated precipitation.

What is the last month it snows in Byron?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Byron aggregates 0.24" (6mm) of snow.

How many hours of daylight does Byron have in May?

In May, the average day length is 14h and 11min.

What time are sunrise and sunset in May in Byron?

On the first day of May in Byron, Virginia, sunrise is at 6:28 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:38 pm EDT.

How many hours of sunshine does Byron have in May?

In May, the average sunshine duration is 9.2h.

What is the UV index intensity in May in Byron?

In Byron, the average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Byron, VA

Average temperature in May - Byron, VA
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in May: 50.5°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

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Average pressure in May
Byron, VA

Average pressure in May - Byron, VA
  • 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
Byron, VA

Average wind speed in May - Byron, VA
  • Average wind speed in May: 6.1mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in May
Byron, VA

Average humidity in May - Byron, VA
  • Average humidity in May: 79%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, June, July, August and November (77%).

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Average rainfall in May
Byron, VA

Average rainfall in May - Byron, VA
  • Average rainfall in May: 3.35"

The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in May
Byron, VA

Average rainfall days in May - Byron, VA
  • Average rainfall days in May: 19.3 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is January (10 days).

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Average snowfall in May
Byron, VA

Average snowfall in May - Byron, VA
  • Average snowfall in May: 0.24"

The month with the highest snowfall is December (6.18").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Byron, VA

Average snowfall days in May - Byron, VA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (11.2 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
Byron, VA

Average daylight in May / Average sunshine in May - Byron, VA
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

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Average sunshine days in May
Byron, VA

Average sunshine days in May - Byron, VA
  • Average sunshine days in May: 9.8 days

The month with the most sunshine days is November (16.5 days).
The months with the least sunshine days are February and May (9.8 days).

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Average UV index in May
Byron, VA

Average UV index in May - Byron, VA
  • Average UV index in May: 5

The month with the highest UV index is June (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
Byron, VA

Average cloud cover in May - Byron, VA
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 36).

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Average visibility in May
Byron, VA

Average visibility in May - Byron, VA
  • Average visibility in May: 5mi

The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).

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Byron, Virginia, USA

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