May weather forecast
Cape Arthur, MD

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Weather in May

The last month of the spring, May, is a pleasant month in Cape Arthur, Maryland, with an average temperature varying between 72.1°F (22.3°C) and 57.2°F (14°C).

Temperature

The arrival of May brings a temperature shift, with the average high-temperature escalating from a refreshing 62.8°F (17.1°C) in April to an agreeable 72.1°F (22.3°C). The temperature dips to an average of 57.2°F (14°C) during May nights.

Humidity

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

Rainfall

In Cape Arthur, during May, the rain falls for 17.5 days and regularly aggregates up to 2.87" (73mm) of precipitation. Throughout the year, there are 155.7 rainfall days, and 31.22" (793mm) of precipitation is accumulated.

Snowfall

In Cape Arthur, snow does not fall in May through October.

Daylight

The average length of the day in May is 14h and 20min.
On the first day of the month, sunrise is at 6:06 am and sunset at 7:59 pm. On the last day of May, sunrise is at 5:42 am and sunset at 8:25 pm EDT.

Sunshine

The average sunshine in May is 9.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A daily high UV index of 6 in May leads to these guidelines:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
Updated: Aug 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Cape Arthur?

The high-temperature during May is 72.1°F (22.3°C) and the low-temperature is 57.2°F (14°C).

What is the most humid month?

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

What is the average humidity in May?

The average relative humidity in May is 78%.

How many days does it rain in May?

In Cape Arthur, in May, during 17.5 rainfall days, 2.87" (73mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

Does it snow in May?

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

How many hours of daylight does Cape Arthur have in May?

The average day length in May is 14h and 20min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:06 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.

How long on average sun shines in May?

In Cape Arthur, Maryland, the average sunshine duration in May is 9.1h.

What is the month with the highest UV index?

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

How high is the UV index in May?

In Cape Arthur, the average daily maximum UV index in May is 6. A UV Index value of 6 to 7 symbolizes a high health threat 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
Cape Arthur, MD

Average temperature in May - Cape Arthur, MD
  • Average high temperature in May: 72.1°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

  • Average low temperature in May: 57.2°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

Average pressure in May
Cape Arthur, MD

Average pressure in May - Cape Arthur, MD
  • 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 (29.94"Hg).

Average wind speed in May
Cape Arthur, MD

Average wind speed in May - Cape Arthur, MD
  • Average wind speed in May: 7.5mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

Average humidity in May
Cape Arthur, MD

Average humidity in May - Cape Arthur, 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%).

Average rainfall in May
Cape Arthur, MD

Average rainfall in May - Cape Arthur, MD
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in May
Cape Arthur, MD

Average rainfall days in May - Cape Arthur, MD
  • Average rainfall days in May: 17.5 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in May
Cape Arthur, MD

Average snowfall in May - Cape Arthur, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in May
Cape Arthur, MD

Average snowfall days in May - Cape Arthur, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Cape Arthur, MD

Average daylight in May / Average sunshine in May - Cape Arthur, 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 1min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

Average sunshine days in May
Cape Arthur, MD

Average sunshine days in May - Cape Arthur, MD
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

Average UV index in May
Cape Arthur, MD

Average UV index in May - Cape Arthur, 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, November and December (UV index 2).

Average cloud cover in May
Cape Arthur, MD

Average cloud cover in May - Cape Arthur, MD
  • Average cloud cover in May: 42

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).

Average visibility in May
Cape Arthur, MD

Average visibility in May - Cape Arthur, 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).

Cape Arthur, Maryland, USA

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