May weather forecast and climate
Ocean City, MD

The Ocean city in Maryland, with water on both sides of the city
The Ocean city in Maryland, with water on both sides of the city

Weather in May

The last month of the spring, May, is a comfortable month in Ocean City, Maryland, with temperature in the range of an average low of 59.5°F (15.3°C) and an average high of 65.1°F (18.4°C).

Temperature

In May, the average high-temperature slightly increases, from a mild 56.1°F (13.4°C) in April, to a comfortable 65.1°F (18.4°C). In Ocean City, in May, the average low-temperature is 59.5°F (15.3°C).

Humidity

With an average relative humidity of 82%, May is the most humid month.

Rainfall

In Ocean City, during May, the rain falls for 14.3 days and regularly aggregates up to 1.81" (46mm) of precipitation. In Ocean City, during the entire year, the rain falls for 150.3 days and collects up to 23.11" (587mm) of precipitation.

Snowfall

April through October are months without snowfall in Ocean City.

Ocean temperature

In May, the average ocean temperature is 57.7°F (14.3°C).
Note: Swimming in 57.7°F (14.3°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.

Daylight

In Ocean City, the average length of the day is 14.3h.

Sunshine

In Ocean City, the average sunshine is 9.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Ocean City, Maryland. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 6 in May transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the most humid month in Ocean City?

The most humid month in Ocean City is May, with an average relative humidity of 82%.

What is the average humidity in May in Ocean City?

In Ocean City, the average relative humidity in May is 82%.

How much does it rain in Ocean City in May?

In Ocean City, Maryland, in May, it is raining for 14.3 days, with typically 1.81" (46mm) of accumulated precipitation.

When it does not snow in Ocean City?

April through October are months without snowfall in Ocean City, Maryland.

What is the ocean temperature in May in Ocean City?

In Ocean City, Maryland, the average seawater temperature in May is 57.7°F (14.3°C). Swimming in 57.7°F (14.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Ocean City have in May?

In Ocean City, the average length of the day in May is 14.3h.

How long on average sun shines in May in Ocean City?

In May, the average sunshine in Ocean City, Maryland, is 9.5h.

When is the highest UV index in Ocean City?

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 Ocean City?

The average daily maximum UV index in May in Ocean City is 6. A UV Index estimate of 6 to 7 represents a high health threat from the exposure to the Sun's UV rays.

Average temperature in May
Ocean City, MD

Average temperature in May - Ocean City, MD
  • Average high temperature in May: 65.1°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in May: 59.5°F

The month with the highest average low temperature is July (74.7°F).
The coldest month (with the lowest average low temperature) is January (34.2°F).

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Average pressure in May
Ocean City, MD

Average pressure in May - Ocean City, MD
  • Average pressure in May: 30.02"

The month with the highest atmospheric pressure is November (30.12").
The month with the lowest atmospheric pressure is June (29.94").

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Average wind speed in May
Ocean City, MD

Average wind speed in May - Ocean City, MD
  • Average wind speed in May: 11.6mph

The windiest month (with the highest average wind speed) is January (13.9mph).
The calmest month (with the lowest average wind speed) is August (9.4mph).

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Average humidity in May
Ocean City, MD

Average humidity in May - Ocean City, MD
  • Average humidity in May: 82%

The month with the highest relative humidity is May (82%).
Months with the lowest relative humidity are January and November (74%).

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Average rainfall in May
Ocean City, MD

Average rainfall in May - Ocean City, MD
  • Average rainfall in May: 1.81"

The wettest month (with the highest rainfall) is July (2.56").
The driest month (with the least rainfall) is January (1.46").

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Average rainfall days in May
Ocean City, MD

Average rainfall days in May - Ocean City, MD
  • Average rainfall days in May: 14.3 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is January (8.9 days).

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Average snowfall in May
Ocean City, MD

Average snowfall in May - Ocean City, MD
  • Average snowfall in May: 0"

The month with the highest snowfall is February (0.39").
Months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in May
Ocean City, MD

Average snowfall days in May - Ocean City, MD
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (2.8 days).
Months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average sea temperature in May
Ocean City, MD

Average sea temperature in May - Ocean City, MD
  • Average sea temperature in May: 57.8°F

The best month for swimming (with the highest average sea temperature) is August (77.5°F).
The coldest month (with the lowest average sea temperature) is February (41.9°F).

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Average daylight in May /
Average sunshine in May
Ocean City, MD

Average daylight in May / Average sunshine in May - Ocean City, MD
  • Average daylight in May: 14.3h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in May: 9.5h

The month with the most sunshine is July (Average sunshine: 11h).
The month with the least sunshine is February (Average sunshine: 5.2h).

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Average sunshine days in May
Ocean City, MD

Average sunshine days in May - Ocean City, MD
  • Average sunshine days in May: 14.7 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is July (12.5 days).

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Average UV index in May
Ocean City, MD

Average UV index in May - Ocean City, MD
  • Average UV index in May: 6

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in May
Ocean City, MD

Average cloud cover in May - Ocean City, MD
  • Average cloud cover in May: 37

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 25).

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Average visibility in May
Ocean City, MD

Average visibility in May - Ocean City, MD
  • Average visibility in May: 6mi

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

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