Climate and monthly weather forecast
Cobb Island, MD

Share

The best time to visit Cobb Island

August is the best period for swimming and other water activities in Cobb Island, Maryland, as the ocean temperature is 78.4°F (25.8°C)

Weather in January

In Cobb Island, Maryland, in January, the average water temperature is 48.9°F (9.4°C). Note: Diving into 48.9°F (9.4°C) is practical below 50°F (10°C), given you're wearing protective swim gear; without it, expect a quick onset of cold shock and a struggle to breathe. Weather in January »

Weather in February

With an average ocean temperature of 47.1°F (8.4°C), February is the month with the coldest seawater in Cobb Island, Maryland. Note: It is advised against swimming in 47.1°F (8.4°C) when it drops below 50°F (10°C). Weather in February »

Weather in March

In March, the average ocean temperature in Cobb Island, Maryland, is 48.2°F (9°C). Note: Beware when you're in 48.2°F (9°C) waters; 55.4°F (13°C) is chilling and anything below 50°F (10°C) could cause breathing hindrance and a sudden cold shock, given your physical condition. Weather in March »

Weather in April

In Cobb Island, Maryland, the average seawater temperature in April is 53.4°F (11.9°C). Note: In 53.4°F (11.9°C), even brief exposure to 55.4°F (13°C) feels biting, and anything less than 50°F (10°C) risks cold shock and impaired breathing, considering one's health. Weather in April »

Weather in May

In Cobb Island, Maryland, the average seawater temperature in May is 59.2°F (15.1°C). Note: For the majority of people, swimming in water at 59.2°F (15.1°C) is not enjoyable. Weather in May »

Weather in June

In June, the average ocean temperature in Cobb Island, Maryland, is 70.3°F (21.3°C). Note: Swimming in 70.3°F (21.3°C) is not an enjoyable experience for most. Weather in June »

Weather in July

In July, the average ocean temperature in Cobb Island, Maryland, is 76.8°F (24.9°C). Note: If someone is sensitive to cold, the enjoyment of swimming in 76.8°F (24.9°C) water hinges on factors like sunshine, wind, and the current air temperature. Weather in July »

Weather in August

An excellent water temperature of 78.4°F (25.8°C) makes August in Cobb Island, Maryland, a prime for swimming and other water activities. With an average ocean temperature of 78.4°F (25.8°C), August is the month with the warmest seawater. Note: Water activities including swimming and diving are pleasurable in temperatures between 77°F (25°C) and 84.2°F (29°C), ensuring comfort and enjoyment for extended time frames. Weather in August »

Weather in September

In Cobb Island, Maryland, in September, the average water temperature is 74.8°F (23.8°C). Note: Considering one's resistance to cold, elements like sunshine, wind, and the prevailing temperature matter when taking a swim in 74.8°F (23.8°C) waters. Weather in September »

Weather in October

In October, the average ocean temperature in Cobb Island, Maryland, is 68.2°F (20.1°C). Note: For most individuals, swimming in 68.2°F (20.1°C) is not a pleasant experience. Weather in October »

Weather in November

In November, the average ocean temperature in Cobb Island, Maryland, is 59.5°F (15.3°C). Note: The majority of people find swimming in 59.5°F (15.3°C) unenjoyable. Weather in November »

Weather in December

In December, the average ocean temperature in Cobb Island, Maryland, is 53.4°F (11.9°C). Note: Diving into 53.4°F (11.9°C) when it's under 50°F (10°C) can cause immediate cold shock symptoms, marked by hyperventilation. Weather in December »
[Resources]

Frequently asked questions

What month is the ocean coldest in Cobb Island?

The month with the coldest seawater in Cobb Island is February, with an average ocean temperature of 47.1°F (8.4°C).

When is Daylight Saving Time (DST) in Cobb Island?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts in Cobb Island, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from EDT to EST.

When are the longest days in Cobb Island?

June has the longest days of the year in Cobb Island, with an average of 14h and 48min of daylight.

What is the month with the warmest ocean in Cobb Island?

August is the month with the warmest seawater in Cobb Island, Maryland, with an average ocean temperature of 78.4°F (25.8°C).

What is the month with the shortest days in Cobb Island?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

Average sea temperature
Cobb Island, MD

Average sea temperature - Cobb Island, MD

The best month for swimming (with the highest average sea temperature) is August (78.4°F).
The coldest month (with the lowest average sea temperature) is February (47.1°F).

[Resources]

Average daylight
Cobb Island, MD

Average daylight - Cobb Island, MD

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).

[Resources]

Cobb Island, Maryland, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location