how cold is it in new york in january
Weather in New York City in January. The average maximum daytime temperature in New York City in January is a cold 3Â°C (37Â°F). There are usually 5 hours of bright sunshine each day, which represents 55% of the 10 hours of daylight. The average sea temperature in and around New York City in January is 5Â°C (41Â°F). Expect 83mm (3.3 inches) of rainfall across the whole of January with 10 days with some rain falling. Maximum UV levels will be low (2 UV index) at midday when the skies are clear.