Weather in January
Ocean temperature
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. Merely touching waters at 55.4°F (13°C) feels ice-cold.
Daylight
The average length of the day in January is 9h and 52min.On the first day of January in Cobb Island, sunrise is at 7:24 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:28 pm EST.
Frequently asked questions
What is the ocean temperature in January in Cobb Island?
In Cobb Island, Maryland, the average seawater temperature in January is 48.9°F (9.4°C). Swimming in 48.9°F (9.4°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.
What is the average length of the day in January in Cobb Island?
The average day length in January is 9h and 52min.
When are sunrise and sunset in January in Cobb Island?
On the first day of January in Cobb Island, Maryland, sunrise is at 7:24 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:28 pm EST.
Average sea temperature in January
Cobb Island, MD
- Average sea temperature in January: 49°F
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).
Average daylight in January
Cobb Island, MD
- Average daylight in January: 9h and 5min
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).
Cobb Island, Maryland, USA
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