May weather forecast
Quantico, VA

Weather in May

May, the last month of the spring in Quantico, is a warm month, with an average temperature varying between 75.6°F (24.2°C) and 56.3°F (13.5°C).

Temperature

In Quantico, Virginia, the average high-temperature in May rises from a comfortable 66.2°F (19°C) in April to a moderately hot 75.6°F (24.2°C). The average low-temperature, in May, is 56.3°F (13.5°C).

Humidity

The average relative humidity in May in Quantico is 77%.

Rainfall

In Quantico, during May, the rain falls for 16.9 days and regularly aggregates up to 3.15" (80mm) of precipitation. Throughout the year, there are 155.6 rainfall days, and 31.61" (803mm) of precipitation is accumulated.

Snowfall

In Quantico, snow does not fall through October.

Daylight

The average length of the day in May in Quantico is 14h and 17min.
On the first day of the month, sunrise is at 6:11 am and sunset at 8:00 pm. On the last day of May, sunrise is at 5:47 am and sunset at 8:26 pm EDT.

Sunshine

In May, the average sunshine in Quantico is 8.9h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: The average daily UV index of 6 in May transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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.
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FAQ

What is the temperature in May in Quantico?

In Quantico, in May, the average high-temperature is 75.6°F (24.2°C), and the average low-temperature is 56.3°F (13.5°C).

What is the average humidity in May in Quantico?

In May, the average relative humidity in Quantico, Virginia, is 77%.

How many days does it rain in May in Quantico?

In Quantico, Virginia, in May, during 16.9 rainfall days, 3.15" (80mm) of precipitation is typically accumulated.

When it does not snow in Quantico?

May through October are months without snowfall in Quantico, Virginia.

Does it snow in Quantico in May?

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

What is the average length of the day in May in Quantico?

The average day length in May is 14h and 17min.

What time are sunrise and sunset in May in Quantico?

In May, on the first day of the month, sunrise is at 6:11 am and sunset at 8:00 pm. On the last day of the month, in Quantico, Virginia, sunrise is at 5:47 am and sunset at 8:26 pm EDT.

How many hours of sunshine does Quantico have in May?

The average sunshine duration in May in Quantico is 8.9h.

When is the highest UV index in Quantico?

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

What is the UV index reading in May in Quantico?

In Quantico, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Quantico, VA

Average temperature in May - Quantico, VA
  • Average high temperature in May: 75.6°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in May: 56.3°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

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Average pressure in May
Quantico, VA

Average pressure in May - Quantico, 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
Quantico, VA

Average wind speed in May - Quantico, VA
  • Average wind speed in May: 6mph

The windiest months (with the highest average wind speed) are March and April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

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Average humidity in May
Quantico, VA

Average humidity in May - Quantico, VA
  • Average humidity in May: 77%

The months with the highest relative humidity are October and December (78%).
The months with the lowest relative humidity are January, April and July (73%).

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Average rainfall in May
Quantico, VA

Average rainfall in May - Quantico, VA
  • Average rainfall in May: 3.15"

The wettest month (with the highest rainfall) is August (3.66").
The driest month (with the least rainfall) is January (1.97").

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Average rainfall days in May
Quantico, VA

Average rainfall days in May - Quantico, VA
  • Average rainfall days in May: 16.9 days

The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in May
Quantico, VA

Average snowfall in May - Quantico, VA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.52").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Quantico, VA

Average snowfall days in May - Quantico, VA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.9 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
Quantico, VA

Average daylight in May / Average sunshine in May - Quantico, VA
  • Average daylight in May: 14h and 17min

The month with the longest days is June (Average daylight: 14h and 49min).
The month with the shortest days is December (Average daylight: 9h and 32min).

  • Average sunshine in May: 8h and 54min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).

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Average sunshine days in May
Quantico, VA

Average sunshine days in May - Quantico, VA
  • Average sunshine days in May: 11.5 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is May (11.5 days).

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Average UV index in May
Quantico, VA

Average UV index in May - Quantico, 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
Quantico, VA

Average cloud cover in May - Quantico, VA
  • Average cloud cover in May: 45

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in May
Quantico, VA

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

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

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