May weather forecast
Selby Beach, MD

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Weather in May

The last month of the spring, May, is an agreeable month in Selby Beach, Maryland, with an average temperature varying between 71.2°F (21.8°C) and 57.7°F (14.3°C).

Temperature

Selby Beach's transition into May brings a rise in the average high-temperature, moving from a refreshing 62.2°F (16.8°C) in April to a pleasant 71.2°F (21.8°C). Nighttime temperatures in May average to a refreshing 57.7°F (14.3°C).

Humidity

With an average relative humidity of 78%, May is the most humid month.

Rainfall

In Selby Beach, Maryland, during May, the rain falls for 13.8 days and regularly aggregates up to 0.87" (22mm) of precipitation. In Selby Beach, during the entire year, the rain falls for 120.4 days and collects up to 10.47" (266mm) of precipitation.

Snowfall

April through October are months without snowfall in Selby Beach.

Daylight

In Selby Beach, the average length of the day in May is 14h and 19min.
On the first day of May, sunrise is at 6:07 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:25 pm EDT.

Sunshine

In May, the average sunshine is 9h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 6 in May translates into the following recommendations:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

What are the temperatures in Selby Beach in May?

The average high-temperature, in May, in Selby Beach, is 71.2°F (21.8°C), while the average low-temperature is 57.7°F (14.3°C).

What is the most humid month in Selby Beach?

The most humid month in Selby Beach is May, with an average relative humidity of 78%.

What is the average humidity in May in Selby Beach?

In May, the average relative humidity in Selby Beach is 78%.

How much does it rain in Selby Beach in May?

In Selby Beach, Maryland, during May, the rain falls for 13.8 days and regularly aggregates up to 0.87" (22mm) of precipitation.

When it does not snow in Selby Beach?

In Selby Beach, Maryland, snow does not fall in April through October.

What is the average length of the day in May in Selby Beach?

The average day length in May is 14h and 19min.

What time are sunrise and sunset in May in Selby Beach?

In May, on the first day of the month, sunrise is at 6:07 am and sunset at 7:59 pm. On the last day of the month, in Selby Beach, Maryland, sunrise is at 5:42 am and sunset at 8:25 pm EDT.

How long on average sun shines in May in Selby Beach?

In Selby Beach, Maryland, the average sunshine duration in May is 9h.

When is the highest UV index in Selby Beach?

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

How high is the UV index in May in Selby Beach?

In May, the average daily maximum UV index in Selby Beach is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
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
Selby Beach, MD

Average temperature in May - Selby Beach, MD
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in May: 57.7°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in May
Selby Beach, MD

Average pressure in May - Selby Beach, MD
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in May
Selby Beach, MD

Average wind speed in May - Selby Beach, MD
  • Average wind speed in May: 8mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in May
Selby Beach, MD

Average humidity in May - Selby Beach, MD
  • Average humidity in May: 78%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

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Average rainfall in May
Selby Beach, MD

Average rainfall in May - Selby Beach, MD
  • Average rainfall in May: 0.87"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in May
Selby Beach, MD

Average rainfall days in May - Selby Beach, MD
  • Average rainfall days in May: 13.8 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

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Average snowfall in May
Selby Beach, MD

Average snowfall in May - Selby Beach, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Selby Beach, MD

Average snowfall days in May - Selby Beach, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is February (2.5 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
Selby Beach, MD

Average daylight in May / Average sunshine in May - Selby Beach, MD
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in May
Selby Beach, MD

Average sunshine days in May - Selby Beach, MD
  • Average sunshine days in May: 14.7 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

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Average UV index in May
Selby Beach, MD

Average UV index in May - Selby Beach, MD
  • 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 and December (UV index 2).

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Average cloud cover in May
Selby Beach, MD

Average cloud cover in May - Selby Beach, MD
  • Average cloud cover in May: 41

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in May
Selby Beach, MD

Average visibility in May - Selby Beach, MD
  • 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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Selby Beach, Maryland, USA

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